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10 Best Dual Fuel Generator 2025 in the United States

#1

Winner

9.9 score

Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered

Power Output (Wattage): 9500 running, 12500 peak watts
Fuel Capacity and Runtime: 6.6 gallons, up to 12 hours
Portability: 210 pounds, easily moved
Starting Mechanism: Remote start with key fob
Outlets and Connectivity: Multiple outlets, GFCI, RV-ready

Chosen by 1167 this week

Westinghouse 5000 Peak Watt Super Quiet Dual Fuel Portable Inverter Generator, Remote Electric Start, Gas & Propane Powered, RV Ready 30A Outlet, Parallel Capable, Blue/Black

Power Output (Wattage): 5000 watts
Fuel Capacity and Runtime: 3.4 gallons, 18 hours
Portability: Telescoping handle, 104.7 pounds
Noise Level: 52 dBA
Starting Mechanism: Remote electric, electric, recoil start
Outlets and Connectivity: 120V, RV-ready 30 Amp, two USB

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

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

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

Champion Power Equipment 4500-Watt Electric Start Dual Fuel RV Ready Portable Inverter Generator with Quiet Technology and CO Shield

Power Output (Wattage): 4500 watts
Fuel Capacity and Runtime: 2.25 Gallons, 14h gasoline, 21h propane
Portability: 99.2 pounds
Noise Level: 61 dBA
Starting Mechanism: Electric Start, EZ Start Dial
Outlets and Connectivity: 2 power outlets, Parallel capability
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Our Top Picks

#1

Winner

Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane Powered

Rating
9.9
Chosen by1,167
Fuel Capacity and Runtime
Portability
Noise Level

Most important from
24614 reviews

Fuel Capacity and Runtime
Outstanding fuel efficiency, runs for hours without frequent refueling.
Portability
Compact and easy to store when not in use.
Noise Level
Surprisingly quiet compared to other generators.
Starting Mechanism
Setup is a breeze, and it starts up quickly every time.
Outlets and Connectivity
Easily integrates with home’s circuit box for a seamless backup power solution.

The Westinghouse 12500 Watt Dual Fuel Generator is a solid choice for those looking for a reliable power source for home backup or outdoor activities. With a powerful output of 9500 running watts and 12500 peak watts when using gasoline, and slightly less on propane, it offers plenty of power for essential appliances. One of its standout features is the remote start with a key fob, which adds convenience, especially during emergencies.

Portability is another strength, as this unit is designed to be easily moved, weighing 210 pounds and equipped with a good fuel capacity of 6.6 gallons that provides up to 12 hours of runtime. The noise level is reasonable for a generator of this size, making it suitable for use in residential areas, although it’s still important to consider the noise during operation.

The generator comes with multiple outlets, including GFCI receptacles and RV-ready options, ensuring versatile connectivity for various devices. It also features helpful safety mechanisms like automatic low oil shutdown and rubber covers for the outlets. The 210-pound weight may make it challenging for some users to transport without assistance. Additionally, while it is designed to run on both gasoline and propane, users may need to familiarize themselves with switching between fuel types, which could be a slight learning curve for some. This generator is ideal for homeowners needing backup power or outdoor enthusiasts looking for a dependable energy source, but users should weigh the portability and operational aspects against their personal needs.

Rating
9.9
Chosen by1,167
Fuel Capacity and Runtime
Portability
Noise Level

Most important from
24614 reviews

Fuel Capacity and Runtime
Outstanding fuel efficiency, runs for hours without frequent refueling.
Portability
Compact and easy to store when not in use.
Noise Level
Surprisingly quiet compared to other generators.
Starting Mechanism
Setup is a breeze, and it starts up quickly every time.
Outlets and Connectivity
Easily integrates with home’s circuit box for a seamless backup power solution.
#2

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

Rating
9.8
Power Output (Wattage
Fuel Capacity and Runtime
Portability

Most important from
681 reviews

Power Output (Wattage
This generator ran flawlessly for three straight days during a power outage, powering everything in the house including heating units.
Fuel Capacity and Runtime
The generator's ability to use both propane and gasoline ensures flexibility in fuel sources, with propane tanks lasting about nine hours and gasoline running for around twelve hours.
Portability
Despite its heavy weight, the built-in handle and wheels make moving the generator manageable.
Noise Level
The generator's performance at maximum load is reliable, though it could be quieter, you would need to invest more for a quieter model.
Starting Mechanism
The ease of use and starting options are impressive, making it simple to get it running even in emergencies.
Outlets and Connectivity
Connecting the generator to propane or natural gas is straightforward thanks to the included hoses and clear instructions.

The Westinghouse 11000 Peak Watt Dual Fuel Portable Inverter Generator is a robust and versatile power solution, ideal for both home backup and outdoor activities. It delivers substantial power with 9000 running watts on gasoline and 8100 running watts on propane, making it suitable for heavy-duty usage. The generator can run up to 17 hours on a full 9.8-gallon tank, providing long-lasting performance, which is excellent for prolonged power outages or extended outdoor events.

One of its standout features is the remote electric start, which includes a key fob for added convenience, along with push button and recoil start options. This makes starting the generator hassle-free compared to manual start models. It includes a variety of outlets, including standard household outlets and transfer switch ready outlets, enhancing its connectivity options. The CO sensor and automatic low oil shutdown add layers of safety, making it a reliable choice for users concerned about operational safety.

Weighing 187.4 pounds, it is relatively heavy, which might affect portability despite the portable tag. However, its wheels and handle seem to compensate for this to some extent. The built-in LED data center is a useful feature, providing real-time information on fuel level, power output, and runtime, helping users manage their power usage effectively. The generator is EPA compliant and backed by a 3-year limited warranty, which adds to its reliability. While the high power output and numerous features make it a strong contender in its category, the weight could be considered a drawback for some users. Nonetheless, it stands out as a powerful, feature-rich option for those needing a reliable dual-fuel generator.

Rating
9.8
Power Output (Wattage
Fuel Capacity and Runtime
Portability

Most important from
681 reviews

Power Output (Wattage
This generator ran flawlessly for three straight days during a power outage, powering everything in the house including heating units.
Fuel Capacity and Runtime
The generator's ability to use both propane and gasoline ensures flexibility in fuel sources, with propane tanks lasting about nine hours and gasoline running for around twelve hours.
Portability
Despite its heavy weight, the built-in handle and wheels make moving the generator manageable.
Noise Level
The generator's performance at maximum load is reliable, though it could be quieter, you would need to invest more for a quieter model.
Starting Mechanism
The ease of use and starting options are impressive, making it simple to get it running even in emergencies.
Outlets and Connectivity
Connecting the generator to propane or natural gas is straightforward thanks to the included hoses and clear instructions.
#3

DuroMax XP13000HX Dual Fuel Portable Generator - 13000 Watt Gas or Propane Powered - Electric Start w/ CO Alert, 50 State Approved, Blue

Rating
9.6
Power Output (Wattage)
Fuel Capacity and Runtime
Portability

Most important from
934 reviews

Power Output (Wattage)
Runs great and easy to start, providing robust power for most household needs.
Fuel Capacity and Runtime
Started with a residual battery charge in seconds and ran well on propane, showcasing its reliability.
Portability
Solid build quality with wide rubber tires suitable for various terrains, including Florida sand.
Starting Mechanism
Minor issue with the manual omitting a reminder to turn on the gas valve when starting with gas.
Outlets and Connectivity
Comes with a selection of plugs and necessary tools in a handy plastic case, emphasizing convenience.

The DuroMax XP13000HX Dual Fuel Portable Generator is designed to provide robust power with its impressive 13,000-watt output, making it suitable for keeping a whole household running during a power outage. One of its key strengths is the dual-fuel capability, allowing it to run on either gasoline or propane. Propane is a beneficial option as it is cost-effective, clean-burning, and has a longer shelf life compared to gasoline. The generator's 500cc OHV engine and all copper windings contribute to its durability and longevity.

It also offers a wide variety of outlets, including a 50-amp outlet that is transfer switch ready, which is excellent for connecting directly to a home’s electrical system during emergencies. Additionally, the electric start and digital display enhance user convenience. On the downside, the generator is quite heavy at 245 pounds, which may affect portability despite the included wheel and handle kit.

Additionally, the fuel tank capacity of 0.5 gallons may require frequent refueling when running on gasoline, which could be a hassle during longer outages. However, with features like CO Alert for safety and the flexibility of fuel choice, the DuroMax XP13000HX is a strong contender for those seeking a reliable and powerful generator for residential use.

Rating
9.6
Power Output (Wattage)
Fuel Capacity and Runtime
Portability

Most important from
934 reviews

Power Output (Wattage)
Runs great and easy to start, providing robust power for most household needs.
Fuel Capacity and Runtime
Started with a residual battery charge in seconds and ran well on propane, showcasing its reliability.
Portability
Solid build quality with wide rubber tires suitable for various terrains, including Florida sand.
Starting Mechanism
Minor issue with the manual omitting a reminder to turn on the gas valve when starting with gas.
Outlets and Connectivity
Comes with a selection of plugs and necessary tools in a handy plastic case, emphasizing convenience.

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.

FAQ