Dual fuel inverter generators give you the choice of gasoline or propane, but output, portability, and RV readiness vary widely. I’d put the Westinghouse iGen5000DFc in the best-overall conversation for its useful middle-ground output and remote electric start; the Champion 11,000-Watt suits buyers who need substantially more capacity, while the Champion 4000-Watt RV-Ready is a more focused fit for travel. The main tradeoff is straightforward: higher output models can support more loads but take up more space, while compact units are easier to move but limit what you can run at once. Propane adds fuel flexibility, though power output and runtime can differ by fuel and load. Read on for the full comparison and guidance on choosing the right size and features.
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Key Takeaways
- The 5,000-watt class is the lineup’s practical middle ground: the Westinghouse iGen5000DFc and Generac iQ5200 DF offer more headroom than compact camping models without jumping to the largest, heavier options.
- High output comes with a clear portability tradeoff: the Westinghouse iGen12000DFc and Champion 11,000-Watt are aimed at larger backup loads, not buyers who need a generator they can frequently lift and stow.
- RV readiness is not the same as maximum wattage: the Champion 4000-Watt and WEN DF680iX are explicitly RV-ready, so buyers should still match outlets and running power to their own trailer’s needs.
- Compact models suit selective loads: the Westinghouse iGen2800DFc and Pulsar 2,200W favor easier transport, but their lower output calls for careful appliance planning.
- Fuel flexibility does not erase fuel-specific differences: compare each generator’s output on propane as well as gasoline, and plan around the fuel’s storage, connection, and runtime needs.
| Westinghouse iGen4000DFc Dual-Fuel Portable Inverter Generator |  | Best for Quiet RV Use | Peak wattage: 4,000 watts | Running wattage: 3,300 watts | Fuel type: Gasoline or propane | VIEW LATEST PRICE | See Our Full Breakdown |
| Westinghouse iGen12000DFc Dual-Fuel Portable Inverter Generator, 12,000 Peak Watts |  | Best for High-Capacity Home Backup | Peak wattage: 12,000 watts on gasoline; 11,000 watts on propane | Running wattage: 9,000 watts on gasoline; 8,100 watts on propane | Fuel type: Gasoline or propane | VIEW LATEST PRICE | See Our Full Breakdown |
| Westinghouse iGen8200TFc Tri-Fuel Portable Inverter Generator with Remote Electric Start |  | Best for Multiple Fuel Sources | Fuel type: Gasoline, propane, or natural gas | Peak output: 8,200 watts gasoline; 7,380 watts propane; 6,560 watts natural gas | Running output: 6,600 watts gasoline; 5,940 watts propane; 5,280 watts natural gas | VIEW LATEST PRICE | See Our Full Breakdown |
| Champion 11,000-Watt Dual-Fuel Portable Inverter Generator with Electric Start |  | Best for Straightforward High-Output Operation | Starting watts: 11,000 watts on gasoline and propane | Running watts: 9,000 watts on gasoline; 8,100 watts on propane | Fuel type: Gasoline and propane | VIEW LATEST PRICE | See Our Full Breakdown |
| Westinghouse iGen5000DFc Dual-Fuel Portable Inverter Generator with Remote Electric Start |  | Best for Extended Light-Load Runtime | Peak wattage: 5,000 watts on gasoline; 4,500 watts on propane | Running wattage: 3,900 watts on gasoline; 3,500 watts on propane | Fuel type: Gasoline or propane | VIEW LATEST PRICE | See Our Full Breakdown |
| Champion 4000-Watt Dual-Fuel RV-Ready Portable Inverter Generator |  | Best for Lightweight RV Trips | Starting wattage: 4,000 watts | Running wattage: 3,000 watts gasoline; 2,700 watts propane | Engine: 149cc, 4-stroke | VIEW LATEST PRICE | See Our Full Breakdown |
| WEN DF480iX 4800-Watt Dual-Fuel Inverter Generator with Electric Start and CO Sensor |  | Best for Convenient Starting | Surge output: 4,800 watts gasoline; 4,320 watts propane | Engine: 224cc, 4-stroke | Starting system: Keyless electric start with recoil backup | VIEW LATEST PRICE | See Our Full Breakdown |
| WEN DF360iX 3600-Watt Dual-Fuel Portable Inverter Generator |  | Best Compact Pick | Surge output: 3,600 watts gasoline; 3,500 watts propane | Engine: 149cc, 4-stroke | Weight: 49 pounds | VIEW LATEST PRICE | See Our Full Breakdown |
| WEN DF680iX 6800-Watt Dual-Fuel RV-Ready Inverter Generator |  | Best for Higher-Demand Backup | Surge output: 6,800 watts gasoline; 6,000 watts propane | Engine: 224cc dual-fuel | Starting system: Keyless electric start with recoil backup | VIEW LATEST PRICE | See Our Full Breakdown |
| PowerSmart 3800-Watt Dual-Fuel Inverter Generator |  | Best for Quiet, Light-Load Use | Starting wattage: 3,800 watts gasoline; 3,500 watts propane | Running wattage: 3,300 watts gasoline; 3,100 watts propane | Engine: 149cc, 4-stroke | VIEW LATEST PRICE | See Our Full Breakdown |
| Generac iQ5200 DF Dual-Fuel Portable Inverter Generator, 5,200 Starting Watts |  | Best for Expandable Home Backup | Gasoline output: 5,200 starting watts; 3,900 running watts | Propane output: 4,700 starting watts; 3,500 running watts | Fuel types: Gasoline and liquid propane | VIEW LATEST PRICE | See Our Full Breakdown |
| Westinghouse iGen2800DFc Dual-Fuel Portable Inverter Generator, 2,800 Peak Watts |  | Best Lightweight RV Companion | Peak output: 2,800 watts on gasoline; 2,520 watts on propane | Running output: 2,200 watts on gasoline; 1,980 watts on propane | Engine: 98cc 4-stroke OHV | VIEW LATEST PRICE | See Our Full Breakdown |
| Pulsar 2,200W Portable Dual-Fuel Inverter Generator |  | Best Simple, Compact Dual-Fuel Pick | Peak output: 2,200 watts on gasoline; 2,000 watts on LPG | Engine: 80cc, 3 HP, single-cylinder, 4-stroke OHV, air-cooled | Fuel tank: 1.18 gallons | VIEW LATEST PRICE | See Our Full Breakdown |
| dual fuel inverter generator | Runtime | Engine | Noise level | Outlets |
|---|---|---|---|---|
| Westinghouse iGen4000DFc Dual- | Up to 7 hours | — | As low as 52 dBA | — |
| Westinghouse iGen12000DFc Dual | Up to 19 hours at 25% load | 457cc 4-stroke OHV | — | — |
| Westinghouse iGen8200TFc Tri-F | Up to 17 hours at 25% load | 298cc 4-stroke OHV | About 60 dBA at 25% load | — |
| Champion 11,000-Watt Dual-Fuel | — | 459cc 4-stroke single-cylinder OHV | — | — |
| Westinghouse iGen5000DFc Dual- | Up to 18 hours at 25% load | 224cc 4-stroke OHV | As low as 52 dBA | — |
| Champion 4000-Watt Dual-Fuel R | Up to 10 hours gasoline or 25 hours propane at 25% load | 149cc, 4-stroke | 64 dBA at 23 feet | 120V 25A TT-30R, 120V 20A duplex, 12V automotive-style, and parallel outlets |
| WEN DF480iX 4800-Watt Dual-Fue | Up to 7 hours gasoline at half load; up to 20 hours propane at half load with a 20-pound tank | 224cc, 4-stroke | 62 dB at quarter load | Four 120V 5-20R, one 120V TT-30R, one 12V DC, and two 5V USB |
| WEN DF360iX 3600-Watt Dual-Fue | Up to 5 hours gasoline at half load; up to 14 hours propane at half load with a 20-pound tank | 149cc, 4-stroke | 65 dB at quarter load | Two 120V three-prong, one 120V TT-30R, one 12V DC, and two 5V USB |
| WEN DF680iX 6800-Watt Dual-Fue | Up to 6.1 hours gasoline at half load; up to 9 hours propane at half load with a 20-pound tank | 224cc dual-fuel | 64 dB at quarter load | One L14-30R 120V/240V, two 120V 5-20R, one TT-30R, one 12V DC, and two 5V USB |
| PowerSmart 3800-Watt Dual-Fuel | Up to 8 hours gasoline at 25% load; up to 24 hours on a 20-pound propane tank | 149cc, 4-stroke | 59 dBA at 25% load in Eco Mode | 120V 30A L5-30R twist-lock, 120V 20A duplex, 12V 8A DC, and dual 5V 2.1A USB |
| Generac iQ5200 DF Dual-Fuel Po | — | — | — | 120V 30A L5-30R, two 120V 20A GFCI, USB-A, and USB-C |
| Westinghouse iGen2800DFc Dual- | Up to 12 hours at 25% load | 98cc 4-stroke OHV | As quiet as 52 dBA | 120V TT-30R 30A and 120V 5-20R 20A standard duplex |
| Pulsar 2,200W Portable Dual-Fu | Up to 8 hours on gasoline at half load; 75 minutes on a 1-pound LPG tank at half load | 80cc, 3 HP, single-cylinder, 4-stroke OHV, air-cooled | 60 dB | Two 120V 15A AC outlets and one 5V USB outlet |
More Details on Our Top Picks
Westinghouse iGen4000DFc Dual-Fuel Portable Inverter Generator
The iGen4000DFc suits RV owners who want useful inverter power without moving up to the larger, heavier home-backup models in this group. Its 3,300 running watts, TT-30R outlet, and under-3% THD output cover common RV and electronics needs, while the remote, electric, and recoil starting options give more flexibility than the electric-and-remote-only iGen5000DFc. At a listed noise level as low as 52 dBA, it is also a quieter-leaning choice for campsites. The tradeoff is limited endurance: the 1.69-gallon tank provides up to seven hours on gasoline, so sustained use means more frequent refueling than the iGen5000DFc’s stated 18 hours at 25% load. Its outlets are 120V only, making it a poor fit for buyers who need 240V home-backup connections.
Pros:- Gasoline and propane operation offers fuel flexibility.
- Remote, electric, and recoil starting provide several ways to start it.
- Less than 3% THD is suited to sensitive electronics.
- Wheels and an extendable handle make it easier to move.
Cons:- The 1.69-gallon gasoline tank supports up to seven hours of runtime.
- Outlets provide 120V only, with no 240V connection.
Best for: RV owners and campers who need 120V power, quiet operation, and the option to start the generator remotely or by hand.
Not ideal for: Households needing 240V output or people who expect long stretches of operation without gasoline refills.
- Peak wattage:4,000 watts
- Running wattage:3,300 watts
- Fuel type:Gasoline or propane
- Runtime:Up to 7 hours
- Gas tank capacity:1.69 gallons
- Total harmonic distortion:Less than 3%
- Noise level:As low as 52 dBA
- Starting methods:Remote, electric, and recoil
Our verdict“Choose the iGen4000DFc for quieter 120V RV and camping power with flexible starting, but skip it if you need 240V or longer gasoline intervals.”
Westinghouse iGen12000DFc Dual-Fuel Portable Inverter Generator, 12,000 Peak Watts
For buyers who need inverter power at a scale closer to a home-backup setup, the iGen12000DFc is the strongest option in this batch. Its gasoline rating of 9,000 running watts and 120/240V outlets give it more room for larger loads than the Champion 11,000-Watt Dual-Fuel Inverter Generator, while the 14-50R and L14-30R connections support transfer-switch-ready use. It retains the under-3% THD output, remote start, and CO sensor that make the smaller iGen4000DFc attractive for more modest needs. That capacity comes with a larger 7.9-gallon tank and a listed noise level of 64 dBA, so it is less appealing for quiet camping or compact storage. Its up-to-19-hour runtime applies at only 25% load, not full output.
Pros:- High output with separate gasoline and propane wattage ratings.
- 120/240V outlets include 14-50R and L14-30R connections.
- Remote and electric starting, plus a CO sensor and low-oil shutdown.
- Parallel capability and flat-free wheels support expanded use and handling.
Cons:- The 19-hour runtime figure is specified at 25% load.
- Its 64 dBA noise rating and substantial capacity are less suited to quiet, compact camping use.
Best for: Homeowners who need substantial 120/240V backup capacity, transfer-switch-ready outlets, and gasoline or propane flexibility.
Not ideal for: Campers and RV owners prioritizing compact size, low noise, or light-duty 120V power.
- Peak wattage:12,000 watts on gasoline; 11,000 watts on propane
- Running wattage:9,000 watts on gasoline; 8,100 watts on propane
- Fuel type:Gasoline or propane
- Engine:457cc 4-stroke OHV
- Fuel tank capacity:7.9 gallons
- Runtime:Up to 19 hours at 25% load
- Voltage:120/240 volts
- Total harmonic distortion:3% or less
Our verdict“Pick the iGen12000DFc when high-output 120/240V backup matters more than compact size or campsite-friendly noise.”
Westinghouse iGen8200TFc Tri-Fuel Portable Inverter Generator with Remote Electric Start
The iGen8200TFc stands apart from the dual-fuel models here by accepting gasoline, propane, and natural gas. That third option can suit households with a natural-gas connection that want to avoid relying only on stored gasoline or a propane cylinder. It supplies 6,600 running watts on gasoline and includes a 50A outlet, a 30A RV outlet, remote electric start, and under-3% THD output. Compared with the iGen12000DFc, it gives up substantial gasoline output; in return, its 3.9-gallon tank and listed 60 dBA noise level make it a less imposing choice. Output falls by fuel type, reaching 5,280 running watts on natural gas, and its 17-hour runtime is rated at 25% load. Buyers who specifically want a dual-fuel model may not need to pay for a fuel option they cannot use.
Pros:- Runs on gasoline, propane, or natural gas.
- 50A transfer-switch-ready and 30A RV outlets serve different connection needs.
- Less than 3% THD output suits sensitive electronics.
- Remote electric start, fuel gauge, and flat-free wheels add practical convenience.
Cons:- Running output drops to 5,280 watts on natural gas.
- The stated 17-hour runtime applies at 25% load.
Best for: Homeowners with access to natural gas who want a portable inverter generator that can also run on gasoline or propane.
Not ideal for: Buyers who need the highest possible output or want a straightforward dual-fuel setup without natural-gas connections.
- Fuel type:Gasoline, propane, or natural gas
- Peak output:8,200 watts gasoline; 7,380 watts propane; 6,560 watts natural gas
- Running output:6,600 watts gasoline; 5,940 watts propane; 5,280 watts natural gas
- Engine:298cc 4-stroke OHV
- Tank capacity:3.9 gallons
- Runtime:Up to 17 hours at 25% load
- Voltage:120/240 volts
- Noise level:About 60 dBA at 25% load
Our verdict“Choose the iGen8200TFc if natural-gas operation is a real benefit; otherwise, a dual-fuel model such as the iGen12000DFc offers a simpler route to higher output.”
Champion 11,000-Watt Dual-Fuel Portable Inverter Generator with Electric Start
The Champion 11,000-Watt model is a strong fit for buyers who want high-output dual-fuel power without stepping up to the iGen12000DFc’s 12,000-watt gasoline peak rating. It delivers 9,000 running watts on gasoline and 8,100 on propane, with less than 3% THD, electric start, and 120/240V outlets. Its CO Shield automatic shutoff and low-oil shutoff add safety measures, while the covered outlets and never-flat tires are useful for a generator intended for varied outdoor tasks. Unlike the iGen12000DFc, the listed features do not include remote start or parallel capability, so it is a more direct, less expandable choice. Runtime is up to 15 hours at 25% load on gasoline, but propane operation is listed at up to eight hours with a 20-pound tank.
Pros:- Provides 9,000 running watts on gasoline and 8,100 on propane.
- Less than 3% THD output is designed for sensitive electronics.
- CO Shield and low-oil shutoff add automatic protection.
- Wheel kit, foldaway handle, and covered outlets support outdoor handling.
Cons:- Propane runtime is up to eight hours at 25% load with a 20-pound tank.
- No remote start or parallel capability is listed.
Best for: Homeowners or jobsite users who need strong 120/240V dual-fuel output, electric starting, and CO shutoff protection.
Not ideal for: Buyers who want remote starting, parallel expansion, or long propane operation between tank changes.
- Starting watts:11,000 watts on gasoline and propane
- Running watts:9,000 watts on gasoline; 8,100 watts on propane
- Fuel type:Gasoline and propane
- Engine:459cc 4-stroke single-cylinder OHV
- Gasoline tank capacity:6.08 gallons
- Gasoline runtime:Up to 15 hours at 25% load
- Propane runtime:Up to 8 hours at 25% load with a 20-pound tank
- Power quality:Less than 3% THD
Our verdict“Choose the Champion for high-capacity 120/240V dual-fuel power with electric start, but favor the iGen12000DFc if remote start or parallel capability matters.”
Westinghouse iGen5000DFc Dual-Fuel Portable Inverter Generator with Remote Electric Start
The iGen5000DFc balances midrange inverter output with a notably long stated gasoline runtime: up to 18 hours at 25% load from its 3.4-gallon tank. That makes it a better match for extended light-load use than the iGen4000DFc, whose listed gasoline runtime is up to seven hours, while its 3,900 running watts on gasoline provide more capacity than that smaller model. Remote and electric start, under-3% THD, a TT-30R RV outlet, and a noise rating as low as 52 dBA round out a useful mix for RVs and home essentials. The limit is that the 18-hour figure applies at low load, and this model is 120V only. Its parallel capability also requires a separately sold kit.
Pros:- Runs on gasoline or propane, with separate peak and running wattage ratings.
- Up to 18 hours of runtime at 25% load on gasoline.
- Remote and electric starting with a digital display.
- Less than 3% THD and a listed noise level as low as 52 dBA.
Cons:- The 18-hour runtime is specified at 25% load and falls as demand increases.
- Parallel kit is sold separately.
- Provides 120V output only.
Best for: RV users and households running modest loads for long stretches who value quiet operation, remote starting, and gasoline-or-propane flexibility.
Not ideal for: Buyers who need 240V home-backup output, frequent high-load operation, or parallel capability without purchasing an extra kit.
- Peak wattage:5,000 watts on gasoline; 4,500 watts on propane
- Running wattage:3,900 watts on gasoline; 3,500 watts on propane
- Fuel type:Gasoline or propane
- Engine:224cc 4-stroke OHV
- Fuel tank capacity:3.4 gallons
- Runtime:Up to 18 hours at 25% load
- Voltage:120 volts
- Noise level:As low as 52 dBA
Our verdict“Pick the iGen5000DFc for quiet, extended light-load 120V use; choose a larger 120/240V model such as the Champion if home-backup capacity is the priority.”
Champion 4000-Watt Dual-Fuel RV-Ready Portable Inverter Generator
I’d choose this Champion when keeping generator weight below 55 pounds matters as much as having an RV outlet. Its 3,000 running watts on gasoline and 2,700 on propane put it below the WEN DF480iX for sustained output, but the lighter design is easier to move between a vehicle and campsite. The TT-30R outlet supports RV use, while under 3% THD is suited to powering sensitive electronics. Propane runtime reaches up to 25 hours at a 25% load, though that figure depends on a light load and a suitable propane supply. The tradeoff is recoil-only starting, plus lower output on propane; buyers who want push-button starting and more capacity should look at the DF480iX instead.
Pros:- Weighs less than 55 pounds, making it easier to move for camping and RV trips
- Includes a 120V TT-30R RV outlet
- Propane runtime is rated up to 25 hours at 25% load
- CO Shield and low-oil shutdown add automatic safety protections
Cons:- Recoil start only; there is no electric-start option
- Running output falls from 3,000 watts on gasoline to 2,700 watts on propane
- Parallel kit is sold separately
Best for: RV campers who want a relatively light dual-fuel generator with an RV outlet and long stated propane runtime at light loads
Not ideal for: Buyers who need electric starting or higher continuous output for several demanding appliances
- Starting wattage:4,000 watts
- Running wattage:3,000 watts gasoline; 2,700 watts propane
- Engine:149cc, 4-stroke
- Fuel tank:1.54 gallons
- Runtime:Up to 10 hours gasoline or 25 hours propane at 25% load
- Noise level:64 dBA at 23 feet
- Total harmonic distortion:Less than 3%
- Weight:Less than 55 pounds
- Outlets:120V 25A TT-30R, 120V 20A duplex, 12V automotive-style, and parallel outlets
Our verdict“Choose the Champion for lighter RV and campsite use with propane flexibility, but pick the WEN DF480iX if you need electric start and more running capacity.”
WEN DF480iX 4800-Watt Dual-Fuel Inverter Generator with Electric Start and CO Sensor
The DF480iX earns its place for buyers who want a step up in output without giving up the convenience of electric starting. It supplies 4,000 rated watts on gasoline and 3,600 on propane, more sustained capacity than the Champion 4000, and its keyless start has a recoil backup. Wheels and a telescoping handle also help offset the weight of a larger unit. WEN lists very low distortion—under 1.2% at full load—so this is a strong fit for sensitive electronics. The cost of that extra capacity is shorter gasoline runtime: up to seven hours at half load from a 1.9-gallon tank. Compared with the DF360iX, it offers more headroom and easier starting, but it is a larger choice for lighter camping needs.
Pros:- Keyless electric start with recoil backup
- Rated output reaches 4,000 watts on gasoline and 3,600 watts on propane
- Wheels and telescoping handle aid transport
- Low distortion supports sensitive electronics
Cons:- Gasoline runtime is up to seven hours at half load
- Propane output is lower than gasoline output
- Parallel connection kit is sold separately
Best for: RV owners and homeowners who want electric start, portable handling features, and enough output for several moderate loads
Not ideal for: Campers prioritizing the lightest possible unit or buyers needing long gasoline runtime under sustained loads
- Surge output:4,800 watts gasoline; 4,320 watts propane
- Engine:224cc, 4-stroke
- Starting system:Keyless electric start with recoil backup
- Fuel tank:1.9 gallons
- Runtime:Up to 7 hours gasoline at half load; up to 20 hours propane at half load with a 20-pound tank
- Noise level:62 dB at quarter load
- Total harmonic distortion:Under 0.3% at no load; under 1.2% at full load
- Outlets:Four 120V 5-20R, one 120V TT-30R, one 12V DC, and two 5V USB
Our verdict“Choose the DF480iX for convenient electric starting and extra capacity over the Champion 4000, provided its runtime and larger format suit your use.”
WEN DF360iX 3600-Watt Dual-Fuel Portable Inverter Generator
At 49 pounds, the DF360iX is the compact choice in this group for buyers who need an RV outlet and dual-fuel flexibility but don’t want to step up to the heavier DF480iX. It makes 2,900 rated watts on gasoline and 2,600 on propane, so it suits lighter loads better than running several high-draw appliances at once. Its clean inverter output, CO shutdown sensor, and fuel shutoff cover useful basics, while USB ports add a convenient way to power small devices. The limitation is gasoline endurance: the listed maximum is five hours at half load, shorter than the Champion 4000’s stated ten hours at a lighter 25% load. I’d pick this WEN for portability; buyers needing longer runtime or more output should compare the Champion or DF480iX.
Pros:- 49-pound weight makes it the lightest option among these WEN models
- Includes a 120V TT-30R RV outlet and two USB ports
- Clean inverter output is suited to sensitive electronics
- CO sensor, low-oil and low-fuel shutdown, and fuel shutoff are included
Cons:- Gasoline runtime is up to five hours at half load
- Rated output is lower than the Champion 4000 and WEN DF480iX
- Parallel connection kit is sold separately
Best for: Campers who need a 49-pound generator with an RV outlet for lighter loads and occasional electronics charging
Not ideal for: Travelers who expect long gasoline run times or need enough continuous output for several power-hungry appliances
- Surge output:3,600 watts gasoline; 3,500 watts propane
- Engine:149cc, 4-stroke
- Weight:49 pounds
- Fuel tank:1.5 gallons
- Runtime:Up to 5 hours gasoline at half load; up to 14 hours propane at half load with a 20-pound tank
- Noise level:65 dB at quarter load
- Total harmonic distortion:Under 0.3% at no load; under 1.2% at full load
- Outlets:Two 120V three-prong, one 120V TT-30R, one 12V DC, and two 5V USB
Our verdict“Choose the DF360iX when low weight matters more than the extra capacity and longer light-load gasoline runtime offered by the Champion 4000.”
WEN DF680iX 6800-Watt Dual-Fuel RV-Ready Inverter Generator
The DF680iX is the clear capacity choice here: its 5,100 rated watts on gasoline and 4,500 on propane exceed the smaller WEN models by a wide margin. That gives homeowners more room to run multiple loads, and the L14-30R 120V/240V outlet broadens its backup uses; the bonded-neutral 240V outlet is also listed for low-power EV charging. Electric start, wheels, and a telescoping handle make the larger format easier to manage, though this is less suited to campers focused on a light loadout. Compared with the DF480iX, it adds substantial output and 240V capability, but gasoline runtime is only up to 6.1 hours at half load. Its EV charging capability is specifically low-power, so it is not a substitute for a dedicated charging setup.
Pros:- Highest rated output in this batch on both gasoline and propane
- L14-30R 120V/240V outlet supports a wider range of backup connections
- Electric start with recoil backup
- Wheels, telescoping handle, eco mode, and fuel shutoff support handling and operation
Cons:- Gasoline runtime is up to 6.1 hours at half load
- Larger output comes with a less compact format than the DF480iX and DF360iX
- Parallel operation requires a separately sold connection kit
Best for: Homeowners who need higher dual-fuel inverter capacity, 120V/240V output, and a wheeled frame for backup use
Not ideal for: Campers seeking a light, compact generator or EV owners expecting standard Level 2 charging performance
- Surge output:6,800 watts gasoline; 6,000 watts propane
- Engine:224cc dual-fuel
- Starting system:Keyless electric start with recoil backup
- Fuel tank:2.9 gallons
- Runtime:Up to 6.1 hours gasoline at half load; up to 9 hours propane at half load with a 20-pound tank
- Noise level:64 dB at quarter load
- Total harmonic distortion:Under 0.3% at no load; under 1.2% at full load
- Outlets:One L14-30R 120V/240V, two 120V 5-20R, one TT-30R, one 12V DC, and two 5V USB
Our verdict“Choose the DF680iX for higher-demand backup and 120V/240V flexibility, while the DF480iX is a better fit when portability and lower capacity are enough.”
PowerSmart 3800-Watt Dual-Fuel Inverter Generator
PowerSmart’s HB5040DC stands out for a relatively quiet stated operating level and useful propane endurance at a light load. In Eco Mode it is rated at 59 dBA at 25% load, and the listed runtime reaches 24 hours on a 20-pound propane tank. Its 3,300 running watts on gasoline and 3,100 on propane place it between the Champion 4000 and the WEN DF360iX for rated output, though the published noise figures use different load conditions and are not directly comparable. A 50.7-pound weight keeps it manageable, and the included LP hose gets propane operation started without a separate hose purchase. The small 1.3-gallon gasoline tank limits fuel capacity, and the two-year limited warranty is shorter than the three-year coverage listed for both WEN generators.
Pros:- Rated at 59 dBA at 25% load in Eco Mode
- Propane runtime is listed at up to 24 hours with a 20-pound tank
- Includes a five-foot two-stage LP regulator hose
- Carbon monoxide, overload, short-circuit, and low-oil protections are listed
Cons:- The 1.3-gallon gasoline tank is small
- Gasoline runtime is up to eight hours at 25% load
- Two-year limited warranty is shorter than the three-year coverage listed for the WEN models
Best for: Campers and backup users who expect light loads, value a low stated Eco Mode noise level, and plan to use a 20-pound propane tank
Not ideal for: Buyers who need long gasoline intervals, electric start, or the 240V outlet and higher output of the WEN DF680iX
- Starting wattage:3,800 watts gasoline; 3,500 watts propane
- Running wattage:3,300 watts gasoline; 3,100 watts propane
- Engine:149cc, 4-stroke
- Fuel tank:1.3 gallons
- Runtime:Up to 8 hours gasoline at 25% load; up to 24 hours on a 20-pound propane tank
- Noise level:59 dBA at 25% load in Eco Mode
- Weight:50.7 pounds
- Outlets:120V 30A L5-30R twist-lock, 120V 20A duplex, 12V 8A DC, and dual 5V 2.1A USB
- Warranty:2-year limited warranty; lifetime technical support
Our verdict“Choose the PowerSmart for light-load propane use and its stated Eco Mode noise level, but pick the WEN DF680iX when you need substantially more output or 240V capability.”
Generac iQ5200 DF Dual-Fuel Portable Inverter Generator, 5,200 Starting Watts
The Generac iQ5200 DF suits buyers who want more than a compact camping unit but do not need a large, heavy backup generator. Its 3,900 running watts on gasoline and 3,500 on propane give it a clear output advantage over the Westinghouse iGen2800DFc, while inverter power below 3% THD is designed for sensitive electronics. A 120V 30A outlet supports compatible RV or backup connections, and electric start avoids recoil starting. COsense adds automatic shutdown if carbon monoxide reaches a dangerous level. The tradeoff is its 107-pound weight: wheels and a folding handle help on level ground, but loading it alone can be difficult. Parallel operation can raise combined running output to 7,800 watts, though the kit is sold separately. Choose this over smaller models for capacity, not easy lifting.
Pros:- Higher running output than the iGen2800DFc and Pulsar PG2200BiS.
- Runs on gasoline or propane, with longer listed runtime on propane at the specified loads.
- Electric start and COsense automatic shutdown add convenience and a safety layer.
- Wheels, folding handle, and optional parallel capability support transport and added output.
Cons:- At 107 pounds, it is difficult for one person to lift or move across rough ground.
- The parallel kit needed to connect a second unit is optional.
- Propane output falls to 3,500 running watts, below its gasoline rating.
Best for: RV owners and households seeking dual-fuel backup capacity, electric starting, and the option to add a compatible second generator.
Not ideal for: Solo campers or buyers who regularly lift a generator into a vehicle; at 107 pounds, it is much heavier than the Westinghouse iGen2800DFc and Pulsar PG2200BiS.
- Gasoline output:5,200 starting watts; 3,900 running watts
- Propane output:4,700 starting watts; 3,500 running watts
- Fuel types:Gasoline and liquid propane
- Total harmonic distortion:Less than 3%
- Runtime at 50% load:Up to 9 hours on gasoline; up to 11 hours on a 20 lb propane tank
- Outlets:120V 30A L5-30R, two 120V 20A GFCI, USB-A, and USB-C
- Starting and safety:Push-button electric start; COsense carbon monoxide detection and automatic shutdown
- Weight and portability:107 lbs; never-flat wheels and folding handle
- Parallel capability:Up to 7,800 combined running watts with two units and optional Parallel Kit #7668
Our verdict“Choose the Generac iQ5200 DF if you want more backup and RV output than compact rivals can provide and can manage its substantial weight.”
Westinghouse iGen2800DFc Dual-Fuel Portable Inverter Generator, 2,800 Peak Watts
At 45 pounds, the Westinghouse iGen2800DFc is the easiest of these three to bring along, making it a better fit for RV trips and modest power needs than the 107-pound Generac iQ5200 DF. Its 120V TT-30R outlet is useful for compatible RV connections, while the standard duplex outlet covers smaller loads. Less than 3% THD, Eco Mode, and a CO sensor add practical support for electronics and campsite use. Listed runtime reaches 12 hours at 25% load, but that figure applies to a light load; its 1.1-gallon tank limits fuel on board, and output drops from 2,200 running watts on gasoline to 1,980 on propane. Unlike the Pulsar PG2200BiS, it offers a listed 12-hour light-load runtime and an hour meter, but it starts by recoil and parallel cables are separate.
Pros:- At 45 pounds, it is substantially easier to carry than the Generac iQ5200 DF.
- TT-30R 30A outlet provides a direct RV connection for compatible setups.
- Less than 3% THD, a CO sensor, and low-oil shutdown support safer, cleaner power use.
- Eco Mode and a listed runtime of up to 12 hours at 25% load suit light, extended use.
Cons:- Running output is limited to 2,200 watts on gasoline and 1,980 watts on propane.
- The 1.1-gallon fuel tank limits onboard gasoline capacity.
- Recoil start and separately sold parallel cables reduce convenience.
Best for: RV travelers and campers who want a light, dual-fuel generator with a TT-30R outlet for modest 120V loads.
Not ideal for: Households needing to run several high-draw appliances or buyers seeking push-button starting; its running output is far below the Generac iQ5200 DF and it uses recoil start.
- Peak output:2,800 watts on gasoline; 2,520 watts on propane
- Running output:2,200 watts on gasoline; 1,980 watts on propane
- Engine:98cc 4-stroke OHV
- Fuel tank:1.1 gallons
- Runtime:Up to 12 hours at 25% load
- Noise level:As quiet as 52 dBA
- Outlets:120V TT-30R 30A and 120V 5-20R 20A standard duplex
- Weight and starting:45 pounds; recoil start
- Features:Eco Mode, CO sensor, fuel gauge, hour meter, USB port, low-oil shutdown, and overload protection
Our verdict“Pick the iGen2800DFc for portable RV and camping power when low weight matters more than high output or electric starting.”
Pulsar 2,200W Portable Dual-Fuel Inverter Generator
The Pulsar PG2200BiS keeps the setup straightforward: it weighs 44 pounds, runs on gasoline or LPG, and includes a propane hose, oil, and basic tools. Its 2,200-watt gasoline peak output is below the Westinghouse iGen2800DFc’s 2,800 watts, and it has no listed 30A RV outlet, so I would favor the Pulsar for smaller loads rather than a broader RV connection. Two 120V 15A outlets and USB charging cover basic devices, while inverter technology is intended to provide cleaner power for electronics. Parallel capability offers a path to more output, but requires a compatible second generator. Recoil starting keeps the controls simple, yet it lacks the Generac iQ5200 DF’s electric start and COsense system. Its brief LPG runtime with a one-pound tank makes larger propane cylinders a more practical pairing for extended use.
Pros:- Compact 44-pound design is easier to transport than the Generac iQ5200 DF.
- Accepts gasoline or LPG and includes a propane hose.
- Parallel capability can expand output with a compatible generator.
- Includes two AC outlets, USB charging, and low-oil shutdown.
Cons:- Lower peak output than the Westinghouse iGen2800DFc and far less running capacity than the Generac iQ5200 DF.
- Recoil starting may be less convenient than the Generac’s electric start.
- Runtime on a one-pound LPG tank is only 75 minutes at half load.
Best for: Campers and small-load users who want a compact dual-fuel generator with basic AC and USB outlets and are comfortable with recoil starting.
Not ideal for: RV owners who need a 30A outlet, buyers wanting electric start or a listed CO shutdown feature, and anyone relying on a one-pound LPG tank for extended operation.
- Peak output:2,200 watts on gasoline; 2,000 watts on LPG
- Engine:80cc, 3 HP, single-cylinder, 4-stroke OHV, air-cooled
- Fuel tank:1.18 gallons
- Runtime:Up to 8 hours on gasoline at half load; 75 minutes on a 1-pound LPG tank at half load
- Noise level:60 dB
- Outlets:Two 120V 15A AC outlets and one 5V USB outlet
- Weight and dimensions:44 pounds; 19.7 × 11.22 × 17.91 inches
- Starting and protection:Recoil start; low-oil indicator and shutdown
- Included components:Propane hose, spark plug wrench, 350 mL 10W-30 oil, and funnel
Our verdict“Choose the Pulsar PG2200BiS for compact, basic dual-fuel power if its limited output and recoil start fit your needs.”
How We Picked
I ranked these generators around the decisions buyers face when comparing dual-fuel inverter models: usable output, portability, fuel flexibility, starting convenience, RV-oriented features, and the likely scale of the job. I gave more weight to a balanced fit than to peak wattage alone, since a powerful generator can be the wrong choice if it is difficult to move or poorly matched to the intended loads. I also considered practical features such as remote or electric start, CO sensing where specified, and whether the product is presented as RV-ready.
The order reflects distinct roles rather than a claim that one size suits everyone. Midrange options rank highly for serving varied backup and recreation needs, while large-output units earn a place for buyers with heavier loads and compact models serve quieter, lighter-duty plans. Tri-fuel models are included for comparison, but their extra fuel choice is not treated as a substitute for the dual-fuel requirement. I avoid treating peak watts as continuous capacity: buyers should confirm running watts, fuel-specific output, outlets, and measured sound data in the manufacturer’s specifications before purchase.
Factors to Consider When Choosing Dual Fuel Inverter Generators
Before choosing a model, I’d start with the loads and situations you need to cover, not the largest wattage on a product label. The following checks help prevent common mismatches between generator capacity, fuel plans, and how you expect to move or connect the unit.
Size for Running Loads and Startup Surges
List the appliances you may run at the same time and note both their running watts and startup demands. Motors in refrigerators, pumps, and air conditioners can briefly draw more power when they start, so a generator that matches the steady load may still struggle with the surge. Peak watts describe a short-term ceiling, not the power you can count on continuously. Add a margin for unexpected startup overlap, but avoid buying a much larger model if your actual plan is limited to a few essentials. For a home panel connection, ask an electrician to confirm transfer equipment and load planning before choosing capacity. This process often matters more than moving up one model solely for a larger headline number.
Compare Gasoline and Propane Output Separately
Dual-fuel capability means fuel choice, not identical performance on both fuels. Check the manufacturer’s running and starting wattage for gasoline and propane, then size the generator around the fuel you expect to use most. Propane can be stored for longer periods when handled correctly, but cylinder size, regulator compatibility, and cold-weather performance affect real-world use. Gasoline may offer different output and availability, while requiring fresh fuel management and suitable storage. A common mistake is planning around gasoline specifications and assuming the same load will work on propane. Keep an appropriate connection and fuel supply available before an outage rather than treating fuel flexibility as an automatic backup plan.
Match RV Power to Outlets and Air-Conditioner Needs
An RV-ready label is a helpful starting point, not proof that a generator will run every system in your trailer. Check the outlet type, amperage, adapter needs, and the air conditioner’s startup draw against the generator’s available output. Also account for other loads such as a microwave, battery charger, or electric water heater; running them together may exceed capacity. Some RV air conditioners can use a soft-start device to reduce startup demand, but confirm compatibility before relying on one. Choose a model that fits your travel routine as well as your electrical needs, including how you will secure, carry, and store it. Buyers who only need to charge batteries and power small appliances may not benefit from a larger RV-ready unit.
Treat Portability as a Capacity Limit
Generator weight and dimensions affect whether you can use the machine where you need it, especially for camping, tailgating, or storage in a vehicle. Larger-output units may have wheels or handles, but that does not make them easy to lift into a truck or move over uneven ground. Compact models are easier to transport, yet their lower output can force you to stagger appliance use. Check the listed weight, wheel arrangement, and lifting points rather than judging portability by the word portable. Think through the full route from storage to operating location, including ramps, steps, and whether one person must handle the unit. Paying for extra capacity makes little sense if the generator stays stored because moving it is inconvenient.
Plan for Noise, Placement, and CO Safety
Inverter technology is often chosen for more controlled power and a quieter operating profile than conventional generator designs, but sound levels still vary by model and load. Compare published decibel figures only when the measurement distance and operating conditions are similar. Place any fuel-burning generator outdoors, away from doors, windows, and vents, and follow the manual’s clearance guidance; a CO sensor does not make indoor or enclosed operation safe. A carbon-monoxide alarm in the home is a separate safety measure, not a replacement for correct generator placement. Consider how close neighbors, campsites, or sleeping areas will be before buying. A model with a convenient start feature may be easier to operate, but safe setup remains part of every use.
Choose Features That Fit Your Fuel and Maintenance Routine
Electric or remote start can reduce effort during an outage, while a pull-start option may be useful if a battery is discharged. Check what is included and whether the starting battery needs periodic care. CO sensing adds a layer of monitoring on models that provide it, but it does not replace safe operation or routine checks. For gasoline storage, follow the manual’s advice on stabilizer, run time, and fuel-system care; propane users should inspect hoses and connections and store cylinders according to local rules. A dual-fuel generator can be more versatile, yet that value depends on keeping both fuel paths ready. Prioritize features you will actually maintain rather than paying attention only to a long list of convenience claims.
Frequently Asked Questions
Can a dual fuel inverter generator run my home during an outage?
It can power selected household loads, but whether it can cover your home depends on the generator’s continuous output, fuel, and the appliances you plan to use together. Identify essentials such as refrigeration, lights, communications, and a sump pump, then add their running and startup demands. A smaller unit may work well with loads rotated one at a time, while larger backup plans may call for more capacity and a professionally installed transfer switch. Do not connect a generator directly to household wiring without approved transfer equipment. Check the model’s propane output too if propane is your intended outage fuel.
Is a dual fuel generator better than a gasoline-only inverter generator for RV travel?
Dual fuel is useful when you want a choice between gasoline and propane, but it is not automatically the better travel option for every RV owner. Your decision depends on available storage, the generator’s fuel-specific output, and whether your campsite or travel plans make either fuel easier to obtain. Propane may fit an RV setup that already carries cylinders, while gasoline can be more convenient for buyers who prioritize output or have easy access to it. Check that the generator’s outlets match the trailer and that it can handle the air conditioner’s startup demand. If you rarely plan to use the second fuel, a simpler model may suit your routine better.
How much generator output do I need for an RV air conditioner?
There is no single wattage that covers every RV air conditioner, because startup demand varies by unit and other appliances may be running at the same time. Check the air conditioner’s nameplate or manual for electrical requirements, then compare those figures with the generator’s continuous and surge ratings. Pay attention to propane ratings if that is the fuel you expect to use. Include other simultaneous loads such as a microwave or charger, and consider whether you can switch some appliances off during startup. A soft-start accessory may reduce startup demand on compatible systems, but verify the setup with the RV and generator manufacturers.
Should I choose a compact generator or a higher-wattage model?
Choose based on the loads you need to run and how often you must move the generator. Compact models such as the Westinghouse iGen2800DFc and Pulsar 2,200W in this lineup are aimed at lighter-duty needs and easier transport, while high-output choices like the iGen12000DFc are intended for much larger loads. If you need only charging, lights, and a few small appliances, extra capacity can add weight without improving your day-to-day use. If you expect to start motor-driven equipment or run several essentials together, limited headroom can be frustrating. Compare actual running watts and product weight before settling on a size.
Does a CO sensor make it safe to run a generator near a house or campsite?
No. A CO sensor can provide an added warning or response feature on a model equipped with one, but it does not make close or enclosed operation safe. Operate the generator outdoors and follow the manufacturer’s required distance and placement guidance, keeping it away from doors, windows, vents, and neighboring occupied areas. Never run it inside a home, garage, tent, or RV. Use working carbon-monoxide alarms in occupied spaces as an additional safeguard. Check local campsite rules as well, since permitted locations and operating hours can differ.
Conclusion
For the broadest mix of home backup and recreation needs, I’d start with the Westinghouse iGen5000DFc as the best overall direction in this lineup, while confirming its fuel-specific output against your load list. Buyers seeking a best-value fit should compare the WEN DF360iX and PowerSmart 3800-Watt against their actual essential loads rather than paying for unused capacity. For a premium, high-output choice, consider the Westinghouse iGen12000DFc or Champion 11,000-Watt, accepting greater size and handling demands. New generator owners may find a midrange electric-start option such as the WEN DF480iX easier to approach than a large backup unit, though they still need to plan fuel and safe placement. For RV travel, look closely at the Champion 4000-Watt RV-Ready or WEN DF680iX and verify outlet fit and air-conditioner startup needs; for lighter carry-and-go use, compare the Westinghouse iGen2800DFc and Pulsar 2,200W. My final choice would come down to the loads you need, the fuel you can reliably store, and whether you can comfortably move the generator.
