10 Best Gas Powered Pressure Washers 2026 in the United States

The SIMPSON Cleaning ALH4240 is a high-performance gas-powered pressure washer, ideal for professional use. With a powerful 4200 PSI and 4.0 GPM, it is well-suited for heavy-duty tasks such as deck cleaning and wood restoration. The reliable HONDA GX390 engine ensures easy starts and dependable performance, while the maintenance-free CAT Industrial triplex plunger pump adds to its durability.

It is equipped with a 50-foot high-pressure hose that is kink- and abrasion-resistant, allowing for extended reach without compromising maneuverability. The five quick-connect nozzle tips provide versatility for different cleaning needs, and the professional spray gun with a safety lock-out enhances user safety and control. Despite its robust construction, the 124-pound weight and large 13-inch pneumatic tires make it relatively easy to move across various terrains.

However, its significant weight may still present challenges for some users when transporting the unit. Additionally, it is designed for 49-state compliance, excluding California. If you need a powerful, durable, and versatile pressure washer for professional applications, the SIMPSON ALH4240 is a strong contender, although it may be overkill for more casual, residential use.

The Westinghouse WPX3400 Gas Pressure Washer offers a strong performance with a maximum pressure of 3400 PSI and a flow rate of 2.6 GPM. This makes it suitable for a variety of deep-cleaning tasks, including decks, driveways, and cars. The powerful 212cc 4-stroke engine ensures reliable operation, while the heavy-duty steel frame and 12-inch never-flat wheels add to its durability and portability.

Users will appreciate the onboard 0.5-gallon soap tank for added convenience during cleaning tasks. The 25-foot abrasion-resistant hose provides ample reach, and the package includes a spray gun, wand, and five quick-connect nozzles for versatile usage. Additionally, it is compatible with various pressure washer accessories, enhancing its functionality.

Some users might find the 63-pound weight a bit cumbersome to move around frequently, despite the wheels. The product is backed by a 3-year limited warranty, offering peace of mind. The inclusion of engine oil, tools, and a quick start guide facilitates easy setup. While it delivers excellent cleaning power, the noise level typical of gas-powered models might be a consideration for some users. The Westinghouse WPX3400 is a solid choice for homeowners looking for a robust and versatile pressure washer for extensive outdoor cleaning projects.

The DEWALT 61092 3400 PSI 2.5 GPM Pressure Ready Gas Pressure Washer is a strong performer in its category with some notable features. It offers a high maximum pressure of 3400 PSI and a flow rate of 2.5 GPM, making it suitable for heavy-duty cleaning tasks. The reliable OEM Technologies axial cam pump with thermal relief ensures maintenance-free operation, which is a big plus for users looking for durability and ease of use.

Additionally, the recoil engine with a low oil shutdown feature adds to its user-friendly and safety aspects. The MorFlex high-pressure hose is 25 feet long, which provides a decent reach and is both flexible and abrasion-resistant, reducing wear and tear during usage. The steel frame with a powder-coated finish enhances its durability and corrosion resistance, making it a long-lasting investment. The 10-inch wheels are designed for ease of maneuverability, which helps when moving the unit across different terrains.

However, weighing 85 pounds, it might be considered heavy and less portable for some users. Despite this, the DEWALT 61092 remains a robust choice for those needing a powerful and reliable gas-powered pressure washer, particularly for more demanding cleaning tasks.