10 Best Dual Fuel Generator 2025 in the United States

The DuroMax XP12000HX is a strong choice if you need a powerful dual-fuel generator capable of running an entire home or a commercial space during outages. With 12,000 starting watts and 9,500 running watts, it delivers plenty of power for multiple appliances and heavy equipment. Its ability to switch between gasoline and propane adds flexibility and convenience, as propane burns cleaner and has a longer shelf life. The 8.3-gallon gas tank offers a decent runtime, though exact hours depend on the load and fuel type.

This generator weighs 222 pounds, which is on the heavier side but includes a wheel and handle kit to help move it around. A major convenience is the electric push-button start, eliminating the hassle of pull cords. In terms of connections, it offers a variety of outlets including household 120V sockets, a 30AMP twist-lock, and a 50AMP outlet ready for transfer switches—useful for whole-home power setups. It also features copper windings for durability and a built-in CO Alert for safety.

Noise level specifics aren’t detailed but large generators like this are typically loud, so consider placement accordingly. While it's bulky and somewhat heavy, the foldable handles and wheels ease transport. This model suits homeowners who want reliable backup power, RV users, or small commercial operators needing heavy-duty performance with flexible fuel options.

The DuroMax XP9500iH Dual Fuel Portable Generator delivers robust performance with 9,500 watts peak and 7,600 watts running power, making it suitable for emergency home power, jobsite use, or RV camping. The dual fuel capability allows it to run on both gasoline and propane, offering flexibility in fuel choice. The inclusion of inverter technology ensures clean and stable power for sensitive electronics, which is a significant advantage for homes and workplaces alike.

The remote electric start and automatic transfer switch readiness add to its convenience and ease of use. Additionally, the CO Alert feature enhances safety by shutting down the generator if unsafe carbon monoxide levels are detected. The low oil shutoff further protects the engine, while the parallel capability allows for increased power output when needed.

However, the generator is quite heavy at 216 pounds, which may pose challenges in portability despite being marketed as portable. The noise level isn't specified, but considering the power output, it might be on the louder side. With only two power outlets, it may limit connectivity options for multiple devices. These aspects are worth considering depending on your specific needs. Nonetheless, the generator complies with EPA and CARB standards, ensuring it's environmentally friendly. The DuroMax XP9500iH is a powerful and versatile generator suited for a variety of applications, though its weight and limited outlets might be drawbacks for some users.

The DuroMax XP13000EH dual-fuel generator is designed to deliver substantial power, making it a great option for those needing backup electricity during outages or for outdoor activities. With a starting wattage of 13,000 watts and a running wattage of 10,500 watts, it can efficiently power essential household appliances. One of its standout features is the ability to run on either gasoline or propane, providing flexibility depending on your fuel availability. The electric start mechanism makes it easy to operate, while the heavy-duty metal frame promises durability and weather resistance.

Portability is another strong point, as the generator comes with no-flat tires, allowing it to be moved across varied terrains without hassle. The generator also includes a variety of outlets, including a 50 amp outlet that is ready for transfer switch use, catering to different power needs.

There are some drawbacks to consider. At 234 pounds, it may be heavy for some users to transport, especially if they are looking for something lightweight. While the noise level is reasonable for a generator of its size, it's still louder than some users might prefer, which can be a concern in residential areas or during quiet times. Additionally, the fuel tank capacity is relatively small at 0.5 gallons, meaning more frequent refueling may be necessary during prolonged use.