10 Best Natural Gas Generators 2025 in the United States

The DuroMax XP13000HXT is a powerful and versatile natural gas generator that stands out with its 13,000 watts of power, making it suitable for both residential and commercial use during power outages. One of its key strengths is the tri-fuel capability, allowing you to use gasoline, propane, or natural gas, providing flexibility and convenience depending on availability and cost of fuel. The powerful 500cc OHV engine supports this high wattage, ensuring reliable performance. It includes a CO Alert feature that adds a layer of safety by protecting against harmful fumes, which is crucial for indoor use or in enclosed spaces.

The generator is relatively easy to start with both push-button and remote start options which add to its user-friendly nature. With a noise level of 74 dB, it is not the quietest option on the market, but it is manageable for its power output class. The run time of 8 hours is decent, though might require frequent refueling during longer outages. At 240 pounds, portability could be a concern despite being labeled as portable, but the included wheel and handle kit help move it around. Maintenance requirements are typical for a generator of this power class, with regular checks needed to ensure long-term reliability. The digital display aids in monitoring the generator's status, making maintenance easier.

The DuroMax XP13000HXT is a robust and versatile option for those needing a reliable power source, though its weight and noise level might be a consideration for some users.

The Generac Guardian 26kW Home Standby Generator is designed to provide reliable whole-house power backup, delivering a strong 26,000 watts of clean and stable electricity suitable for most residential needs. It runs on natural gas or propane, which are cleaner fuels compared to gasoline, and the G-Force engine is built for durability and lower maintenance. The generator features an electronic ignition for easy automatic starting during outages and includes a 200 Amp transfer switch for seamless power transfer to your home.

In terms of noise, it is described as “super quiet” with a fully enclosed aluminum casing, helping it blend into outdoor environments without being too loud. At 518 pounds and fairly large dimensions, it is not portable and intended for fixed outdoor installation. The generator is designed for standby use during power outages rather than continuous operation.

Maintenance is simplified by the G-Force engine’s heavy-use capability and lower upkeep needs. WiFi connectivity allows remote monitoring of performance and status alerts. Installation requires a professional electrician due to complexity and safety considerations. With a 5-year warranty, this generator is a reliable, quiet, and relatively low-maintenance option for homeowners seeking automatic and seamless whole-house power protection, though it is less suitable for those needing portability or extended continuous run times.

The Generac 7043 is a powerful standby generator designed for residential use, delivering a robust 22kW of clean, reliable power with minimal harmonic distortion. This makes it suitable for homeowners who want to ensure seamless electricity supply during outages, covering their entire house with the included 200-amp transfer switch. The generator's Wi-Fi connectivity allows for remote monitoring, letting users track performance and receive maintenance alerts straight from their smartphones—a fantastic feature for peace of mind when away from home.

In terms of noise level, it’s important to note that most standby generators can produce noticeable sound when operating. Portability might be a concern as this generator weighs 466 pounds, which indicates it’s intended as a stationary unit rather than one that can be easily moved.

The engine is built for performance, ensuring less frequent maintenance needs due to its durable design. The included 5-year warranty adds a layer of confidence for users regarding the longevity of the product. Installation will require a certified electrician, which could be an added cost for some homeowners. The price point of the Generac 7043 may be higher compared to smaller, less powerful generators, making it more of an investment. Additionally, potential buyers should consider their specific power needs, as those living in smaller homes or those who do not require whole-house coverage may find it excessive.