10 Best Propane Quiet Portable Generators 2025 in the United States

The Westinghouse 11000 Peak Watt Dual Fuel Portable Inverter Generator stands out with its impressive power output, delivering 9000 running watts and 11000 peak watts on gasoline, and slightly less on propane. This makes it highly capable for residential use, particularly for those in need of reliable backup power. The remote electric start feature with a key fob adds convenience, especially during adverse weather conditions, while the push button and recoil start provide additional starting options.

Fuel efficiency is commendable with a 9.8-gallon tank offering up to 17 hours of runtime. This, coupled with its dual-fuel capability, provides flexibility and longer operation times. However, its weight at 187.4 pounds might affect portability, which could be a drawback for some users seeking a more mobile solution.

Safety features are robust, including a CO sensor and automatic low oil shutdown, ensuring safe operation. The generator is equipped with standard outlets, including transfer switch ready ones, all protected with rubber covers, enhancing safety further. The low Total Harmonic Distortion (THD) makes it safe for sensitive electronics, a major plus for households relying on electronic devices.

Despite its strong performance and features, the size and weight make it less ideal for those who prioritize easy transportation. It's suitable for those who can accommodate its bulkiness or plan to keep it stationary. The generator meets EPA compliance and comes with a 3-year limited warranty, backed by a solid customer service network, providing peace of mind regarding reliability and support.

The DuroMax XP13000HX Dual Fuel Portable Generator is a solid choice for those seeking reliable power during outages or emergencies. With a powerful output of 13,000 watts, it can easily run essential home appliances. One of its standout features is the dual-fuel capability, allowing users to choose between gasoline and propane, which is more environmentally friendly and often cost-effective. The electric start and user-friendly interface make it convenient to operate, especially when switching between fuel types. Additionally, the generator comes equipped with safety features like CO Alert, providing peace of mind against harmful emissions.

On the portability side, it weighs about 245 pounds, which can be cumbersome for some users, particularly when transporting it. However, it does include a wheel and handle kit to assist with mobility. Fuel efficiency is commendable, especially when using propane, but the generator's runtime could vary depending on the load and type of fuel used.

The wide range of outlets, including options suitable for transfer switches, adds versatility for different power needs. The product is backed by a 5-year manufacturer warranty, boosting confidence in its durability and performance. The DuroMax XP13000HX is a powerful, versatile generator suitable for homeowners needing dependable power backup, though potential buyers should consider its weight and noise level.

The WEN DF451i Super Quiet 4500-Watt generator is a versatile choice in the portable generator market, especially for RV users or anyone needing a reliable power source during outages or outdoor activities. It offers dual fuel capabilities, allowing you to switch between gasoline and propane, which can be quite convenient depending on fuel availability and desired runtime. With a power output of 4500 watts for surge and 3150 watts continuously when using propane, it suits moderate power needs effectively.

One of the standout features is its quiet operation, running at just 58 dBA from 22 feet away. This makes it one of the quieter options for residential areas or campgrounds where noise can be a concern. Furthermore, the generator's fuel efficiency is supported by its Auto Fuel Selection Technology, which helps in maximizing runtime by switching fuels automatically.

Portability-wise, the generator weighs 100 pounds but includes wheels and a carrying handle, making it relatively easy to move around, although it might be a bit hefty for some users. The electric start is a convenient addition, simplifying the startup process, though the presence of a recoil starter provides a reliable backup. In terms of safety and maintenance, the generator includes a fuel shut-off feature, contributing to easier maintenance and preventing stale fuel issues. The output is safe for sensitive electronics, which is reassuring for those looking to power devices like laptops and smartphones. Its relatively limited output might not be sufficient for users needing higher power for more demanding appliances. Also, the 9-hour runtime at half-load may require frequent refueling for prolonged use. For those prioritizing noise level and dual fuel convenience, this generator is a solid choice, albeit with some weight considerations.