10 Best Dual Fuel Portable Generator 2026 in the United States
#1
Winner
Westinghouse 11000 Peak Watt Dual Fuel Portable Inverter Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered, Low THD - Safe for Electronics, Parallel Capable, CO Sensor
The Westinghouse 11000 Peak Watt Dual Fuel Portable Inverter Generator is a powerful option for those needing reliable and flexible backup power. It delivers 9000 running watts on gasoline and slightly less, 8100 watts, on propane, making it capable of running many household appliances or tools. The dual fuel ability is a big plus, allowing you to switch between gasoline and propane depending on availability or preference. It has a large 9.8-gallon gas tank for up to 17 hours of runtime, which is excellent for extended use.
Rating
10.0
Chosen by1,108
Power Output (Wattage)
Fuel Type and Capacity
Portability
Most important from
713 reviews
#2
Westinghouse Outdoor Power Equipment 14500 Peak Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered
The Westinghouse 14500 Peak Watt Dual Fuel Portable Generator is a strong choice for homeowners needing a reliable backup power source, especially for larger houses. It offers a high power output—up to 14,500 peak watts on gasoline and 13,500 on propane—which means it can run many household appliances and tools simultaneously. Its dual-fuel capability (gasoline or propane) adds flexibility, useful if one fuel runs out or is unavailable. The 9.5-gallon gas tank supports a long runtime of up to 19 hours at a stretch, while a standard 20 lb. propane tank lasts around 7 hours, so it can keep your home powered for extended outages.
Rating
8.2
Power Output (Wattage)
Fuel Type and Capacity
Noise Level
Most important from
2906 reviews
#3
WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off and CO Watchdog for Electric Vehicle Backup (DF680iX)
The WEN Quiet 6800-Watt Dual Fuel Portable Generator offers a strong power output suitable for RV travel, camping, and even some home backup needs. It delivers up to 6800 surge watts and 5100 running watts on gasoline, and slightly less on propane, making it flexible for different fuel options. This dual-fuel capability is great if you want the convenience of propane or gasoline depending on availability. It includes a 2.9-gallon gasoline tank, which provides about 6 hours of runtime, a decent duration for many outdoor uses.
Rating
7.6
Power Output (Wattage)
Fuel Type and Capacity
Portability
Most important from
3089 reviews
Top 10 Best Dual Fuel Portable Generator 2026 in the United States
#1
Winner
Westinghouse 11000 Peak Watt Dual Fuel Portable Inverter Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered, Low THD - Safe for Electronics, Parallel Capable, CO Sensor
Westinghouse 11000 Peak Watt Dual Fuel Portable Inverter Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered, Low THD - Safe for Electronics, Parallel Capable, CO Sensor
Power Output (Wattage): 11000 watts
Fuel Type and Capacity: LPG, 9.8 gallons
Portability: Handles, wheels, 187.4 pounds
Start Type: Remote, push-button, recoil start
Runtime: 17 hours
Outlets and Connectivity: 2 household, 2 transfer outlets
Chosen by 1108 this week
Westinghouse Outdoor Power Equipment 14500 Peak Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered
Westinghouse Outdoor Power Equipment 14500 Peak Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered
Power Output (Wattage): 14500W gas, 13500W propane peak
Fuel Type and Capacity: Gasoline 9.5 gal, Propane 20 lb
Portability: 230 pounds
Start Type: Electric remote start
Runtime: 19h gas, 7h propane
Outlets and Connectivity: Two power outlets
WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off and CO Watchdog for Electric Vehicle Backup (DF680iX)
WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off and CO Watchdog for Electric Vehicle Backup (DF680iX)
Power Output (Wattage): 6800 surge, 5100 running watts
Fuel Type and Capacity: Gasoline, LPG; 2.9 gallons
Portability: Wheels, telescoping handle, 107.8 lbs
Start Type: Electric start
Runtime: 6 hours
Outlets and Connectivity: 120/240V, RV plug, USB, 12V DC
DuroMax XP12000HX 12,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
DuroMax XP12000HX 12,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
Power Output (Wattage): 12000 starting, 9500 running watts
Fuel Type and Capacity: Gasoline/Propane, 8.3 gallons
Portability: Wheels, foldable handle, 222 pounds
Start Type: Electric push-button start
Runtime: Extended runtime, varies by fuel/load
Outlets and Connectivity: Four 120V GFCI, 30A, 50A outlets
DuroMax XP13000HX 13,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
DuroMax XP13000HX 13,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
Power Output (Wattage): 13000
Fuel Type and Capacity: GASOLINE / PROPANE, 0.5 Gallons
Portability: 245 pounds, wheels, handle kit
Start Type: Electric Start
Outlets and Connectivity: 4 outlets, 50 amp outlet
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Generac 5,200-Watt Dual-Fuel Portable Inverter Generator - Gas and Propane Compatible - Quiet Operation - Produces Clean, Stable Power - Great for Home Backup, Camping, and RV Use
Generac 5,200-Watt Dual-Fuel Portable Inverter Generator - Gas and Propane Compatible - Quiet Operation - Produces Clean, Stable Power - Great for Home Backup, Camping, and RV Use
Power Output (Wattage): 5200 starting, 3900 running watts
Fuel Type and Capacity: Gasoline and propane
Portability: 107 pounds
Start Type: Electric start
Outlets and Connectivity: Multiple outlets, two USB ports
Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered
Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered
Power Output (Wattage): 12500 watts
Fuel Type and Capacity: Gasoline 6.6 gal, Propane dual fuel
Portability: 210 Pounds
Start Type: Remote electric, recoil backup start
Runtime: Up to 12 hours on full tank
Outlets and Connectivity: Household, RV, transfer switch outlets
Westinghouse 12500 Peak Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered, CO Sensor
Westinghouse 12500 Peak Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered, CO Sensor
Power Output (Wattage): 9500 running, 12500 peak watts
Fuel Type and Capacity: Gasoline, LPG, 6.6-gallon tank
Portability: 226 pounds
Start Type: Remote electric start
Runtime: Up to 12 hours
Outlets and Connectivity: GFCI receptacles, RV-ready outlet
DuroMax XP13000EH 13,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Backup Power, Transfer Switch Ready, RV & Emergency Ready
DuroMax XP13000EH 13,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Backup Power, Transfer Switch Ready, RV & Emergency Ready
Power Output (Wattage): 13000 watts starting, 10500 watts running
Fuel Type and Capacity: GASOLINE / PROPANE, 0.5 Gallons
Portability: Foldable Handle, No-flat tires
Start Type: Electric Start
Outlets and Connectivity: Various outlets including 50 amp
#10
DuroMax XP11000iH 11,000-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, Transfer Switch Ready, RV & Emergency Ready
DuroMax XP11000iH 11,000-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, Transfer Switch Ready, RV & Emergency Ready
Power Output (Wattage): 11000 peak, 9000 running watts
Fuel Type and Capacity: Gasoline, Propane; 7.1 gallons
Portability: 216 pounds, portable with effort
Start Type: Remote electric start, electronic ignition
Outlets and Connectivity: Multiple outlets, transfer switch-ready
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Buying Guide for the Best Dual Fuel Portable Generator
Choosing the right dual-fuel portable generator involves understanding your power needs and how different specifications can meet those needs. Dual-fuel generators can run on both gasoline and propane, offering flexibility and convenience. To make an informed decision, consider the following key specifications and how they align with your requirements.Power Output (Wattage)Power output, measured in watts, indicates how much electricity the generator can produce. This is crucial because it determines what appliances and devices you can run simultaneously. Generators typically range from 1,000 to 10,000 watts. For light use, such as camping or tailgating, 1,000 to 3,000 watts may suffice. For home backup during outages, 3,000 to 6,000 watts is usually adequate. For running multiple large appliances, look for 7,000 watts or more. Assess your power needs by listing the wattage of essential devices you plan to run.
Fuel Type and CapacityDual-fuel generators can run on either gasoline or propane, giving you flexibility in fuel choice. Gasoline is widely available and offers higher power output, while propane is cleaner, has a longer shelf life, and is safer to store. Fuel capacity determines how long the generator can run before needing a refill. Larger tanks mean longer run times but also add to the weight. Consider how long you need the generator to run and how often you can refuel. For extended use, a larger tank or the ability to connect to an external propane source is beneficial.
PortabilityPortability is a key feature of dual-fuel generators, especially if you plan to move it frequently. This includes the generator's weight, size, and whether it has wheels and a handle. Lightweight models (under 100 pounds) are easier to transport but may offer less power. Heavier models (over 100 pounds) usually have higher power output and longer run times but can be cumbersome to move. Choose a model that balances power needs with your ability to transport it.
Noise LevelNoise level, measured in decibels (dB), indicates how loud the generator will be during operation. This is important for user comfort and compliance with local noise regulations. Generators typically range from 50 to 90 dB. For quiet environments like campsites or residential areas, look for models under 60 dB. For construction sites or areas where noise is less of a concern, higher noise levels may be acceptable. Consider where and when you will use the generator to determine the appropriate noise level.
Start TypeGenerators can have different start types, including manual recoil start, electric start, and remote start. Manual recoil start requires pulling a cord, which can be physically demanding. Electric start uses a button or key and is more convenient. Remote start allows you to start the generator from a distance using a remote control. Choose a start type based on your preference for convenience and ease of use. Electric and remote starts are particularly useful for those who may have difficulty with manual starts.
RuntimeRuntime indicates how long the generator can operate on a full tank of fuel. This is important for planning refueling and ensuring continuous power. Runtime varies based on the load and fuel type. Generators running on propane typically have a longer runtime than those on gasoline. Consider your typical usage scenario: for short-term use, a few hours of runtime may be sufficient, while for extended outages or events, look for models with longer runtimes (8-12 hours or more).
Outlets and ConnectivityThe number and type of outlets determine what devices you can connect to the generator. Common outlets include standard 120V household outlets, 240V outlets for larger appliances, and USB ports for charging electronics. Some models also offer RV-ready outlets. Ensure the generator has enough outlets to meet your needs and check the compatibility with your devices. For example, if you plan to power an RV, look for a model with a 30-amp RV outlet.