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10 Best Dual Fuel Generator 2026 in the United States
#1
Winner
Westinghouse 13500 Peak Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered
The Westinghouse 13500 Peak Watt Dual Fuel Generator is a strong choice for homeowners needing reliable backup power. With 10,500 running watts on gasoline and 9,500 on propane, it can handle multiple household appliances during outages. Its 9.5-gallon fuel tank offers up to 19 hours of runtime, which means fewer refills and longer operation in emergencies. The generator is powered by a durable 500cc 4-stroke engine with features like automatic low oil and carbon monoxide shutdowns, adding safety and engine protection.
Rating
10.0
Chosen by1,269
Power Output (Wattage)
Fuel Capacity and Runtime
Portability
Most important from
27654 reviews
#2
DuroMax XP11000iH 11,000-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, Transfer Switch Ready, RV & Emergency Ready
The DuroMax XP11000iH is a versatile and powerful dual-fuel generator with impressive features. It offers 11,000 peak watts and 9,000 running watts, making it suitable for emergency home power, job site usage, and camping with an RV. The dual-fuel capability allows you to use either gasoline or propane, offering flexibility in fuel choice, which is very handy during fuel shortages. Its CO Alert feature enhances safety by automatically shutting down the generator if unsafe levels of carbon monoxide are detected, which is a critical safety measure.
Rating
9.7
Power Output (Wattage)
Fuel Capacity and Runtime
Noise Level
Most important from
192 reviews
#3
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 Generator is a strong choice for homeowners needing a reliable backup power source, especially for larger homes or extended outages. It delivers a powerful 14,500 peak watts on gasoline and 13,500 on propane, which is enough to run multiple appliances or essential home systems simultaneously. The large 9.5-gallon gas tank allows it to run up to 19 hours on gasoline, which is excellent for longer use, although propane runtime is shorter at around 7 hours with a standard 20-pound tank. This generator offers fuel flexibility, allowing you to switch between gas and propane based on availability or preference.
Rating
9.1
Power Output (Wattage)
Noise Level
Starting Mechanism
Most important from
2682 reviews
Top 10 Best Dual Fuel Generator 2026 in the United States
#1
Winner
Westinghouse 13500 Peak Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered
Westinghouse 13500 Peak Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered
Power Output (Wattage): 10500W running, 13500W starting
Fuel Capacity and Runtime: 9.5 gallons, 19 hours runtime
Portability: 230 pounds weight
Starting Mechanism: Remote electric, recoil backup start
Outlets and Connectivity: Multiple outlets, USB, RV, transfer
Chosen by 1269 this week
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
Portability: 216 pounds
Starting Mechanism: Electric Start, Remote Start
Outlets and Connectivity: ATS, Parallel capable
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
Fuel Capacity and Runtime: 9.5 gal; 19h gas, 7h propane
Portability: 230 pounds
Starting Mechanism: Electric start, remote key fob
Outlets and Connectivity: Two 240V power 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 Capacity and Runtime: 0.5 Gallons
Portability: 245 pounds, wheel kit
Starting Mechanism: electric start
Outlets and Connectivity: 50-amp, 4 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): 12500W peak, 9500W running
Fuel Capacity and Runtime: 6.6 gallons, 12 hours runtime
Portability: 225 lbs, front handle
Noise Level: 74 dB
Starting Mechanism: remote electric start, recoil backup
Outlets and Connectivity: standard plugs, transfer switch, USB
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WEN 8000-Watt 120V/240V Dual Fuel Portable Generator, Electric Start, 340cc, Transfer-Switch and RV-Ready with CO Watchdog (DF8000X)
WEN 8000-Watt 120V/240V Dual Fuel Portable Generator, Electric Start, 340cc, Transfer-Switch and RV-Ready with CO Watchdog (DF8000X)
Power Output (Wattage): 8000 surge, 6500 running watts
Fuel Capacity and Runtime: 6.7 gal tank, 10.5 hrs half load
Portability: wheel kit, 149.7 pounds
Starting Mechanism: electric start
Outlets and Connectivity: 4x120V, RV 30A, 240V, 12V DC
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): 9000W gasoline, 8100W propane
Fuel Capacity and Runtime: 9.8 gallons, 17 hours
Portability: 187.4 pounds, wheels, handle
Starting Mechanism: Remote electric, push button, recoil
Outlets and Connectivity: Standard, transfer switch ready
WEN Quiet and Lightweight 3600-Watt Dual Fuel RV-Ready Portable Inverter Generator with Fuel Shut Off and CO Watchdog (DF360iX)
WEN Quiet and Lightweight 3600-Watt Dual Fuel RV-Ready Portable Inverter Generator with Fuel Shut Off and CO Watchdog (DF360iX)
Power Output (Wattage): 3600 watts
Fuel Capacity and Runtime: 1.5 Gallons, 5 hours
Portability: 49 pounds
Starting Mechanism: Spark Ignition
Outlets and Connectivity: Two 120V, one TT-30R, one 12V, two USB
DuroMax XP9500iH 9,500-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, RV & Emergency Ready
DuroMax XP9500iH 9,500-Watt Dual Fuel Portable Digital Inverter Generator - Gas & Propane, Remote Electric Start, RV & Emergency Ready
Power Output (Wattage): 9500W peak, 7600W running
Fuel Capacity and Runtime: 7 Liters
Portability: 216 pounds
Starting Mechanism: Remote electric start
Outlets and Connectivity: 2 power outlets
#10
WEN Quiet 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator with Fuel Shut Off and CO Watchdog for Electric Vehicle Backup (DF680iX)
WEN Quiet 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 Capacity and Runtime: 2.9 gallons, 6 hours runtime
Portability: Wheels, telescoping handle, 107.8 lbs
Starting Mechanism: Electric start
Outlets and Connectivity: 120V/240V outlets, USB ports
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Buying Guide for the Best Dual Fuel Generator
Choosing the right dual-fuel generator can be a bit overwhelming, but with the right approach, you can find the perfect model to suit your needs. Dual-fuel generators are versatile machines that can run on both gasoline and propane, offering flexibility and convenience. When selecting a dual-fuel generator, it's important to consider several key specifications to ensure it meets your power requirements and usage preferences. Here are the key specs to focus on and how to navigate them.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 watts to over 10,000 watts. For light use, such as powering small appliances or tools, a generator with 1,000 to 3,000 watts may suffice. For more demanding needs, like running multiple household appliances or larger tools, look for models in the 4,000 to 7,000-watt range. For whole-house backup or heavy-duty use, consider generators with 8,000 watts or more. Assess your power needs by listing the wattage requirements of the devices you plan to use and choose a generator that can handle the total load.
Fuel Capacity and RuntimeFuel capacity refers to the amount of fuel the generator can hold, while runtime indicates how long the generator can operate on a full tank of fuel. This is important for determining how often you'll need to refuel during extended use. Generators with larger fuel tanks offer longer runtimes, which is beneficial during power outages or for prolonged outdoor activities. For occasional use or short-term power needs, a smaller fuel tank with a shorter runtime may be sufficient. For continuous or emergency use, opt for a generator with a larger fuel tank and longer runtime to minimize the frequency of refueling.
PortabilityPortability is a key factor if you plan to move the generator frequently or use it in different locations. This includes the generator's weight, size, and whether it has wheels and handles for easy transport. Lightweight and compact models are ideal for camping, tailgating, or occasional use around the house. Heavier models with wheels and handles are better suited for more permanent installations or frequent relocation. Consider how and where you'll use the generator to determine the level of portability you need.
Noise LevelNoise level, measured in decibels (dB), indicates how loud the generator will be during operation. This is important for ensuring comfort and compliance with noise regulations, especially in residential areas or campsites. Generators typically range from 50 dB to over 80 dB. For quiet operation, look for models with noise levels below 60 dB, which are comparable to normal conversation. For less noise-sensitive environments, generators with noise levels up to 70 dB may be acceptable. Consider where you'll be using the generator and how important noise reduction is for your situation.
Starting MechanismThe starting mechanism refers to how the generator is turned on. Common options include manual recoil start, electric start, and remote start. Manual recoil start requires pulling a cord, which can be physically demanding. Electric start uses a push-button or key, making it easier and more convenient. Remote start allows you to start the generator from a distance using a remote control. If ease of use is a priority, especially for those who may have difficulty with manual recoil, opt for an electric or remote start model. Consider your physical ability and convenience preferences when choosing the starting mechanism.
Outlets and ConnectivityOutlets and connectivity options determine what devices and appliances you can plug into the generator. This includes the number and types of outlets, such as standard household outlets, 30-amp or 50-amp RV outlets, and USB ports. More outlets and diverse types offer greater flexibility in what you can power. For basic use, a few standard outlets may be sufficient. For RVs, construction sites, or more complex setups, look for generators with specialized outlets and higher amperage. Assess your power needs and the types of devices you'll be using to ensure the generator has the appropriate outlets and connectivity options.