10 Best Gas Pressure Washers 2025 in the United States

The Westinghouse WPX3200 Gas Pressure Washer is a solid choice for those looking for robust cleaning power, making it suitable for a variety of outdoor tasks like washing cars, patios, and driveways. With a high pressure of 3200 PSI and a flow rate of 2.5 GPM, it delivers effective cleaning capabilities, ensuring that dirt and grime are removed efficiently. The inclusion of a 0.9-gallon gas tank and a half-gallon onboard soap tank allows for a decent runtime and the convenience of using soap for tougher stains.

Portability is another strong point, thanks to its durable steel frame and 12-inch never-flat wheels, which make it easy to move around various outdoor areas. The 25-foot abrasion-resistant hose provides ample reach for most cleaning jobs without needing to reposition the washer constantly. In addition, the variety of five quick-connect nozzles (including soap) offers flexibility for different cleaning tasks.

If you're seeking a powerful gas pressure washer for various outdoor tasks and don't mind the weight and maintenance requirements, the Westinghouse WPX3200 is a strong contender worth considering.

The SIMPSON Cleaning PS60843 PowerShot is a high-powered gas pressure washer that delivers 4400 PSI and 4.0 GPM, making it suitable for professional tasks like deck cleaning, wood restoration, and paint preparation. Its CRX 420cc engine is easy to start and assemble, generating significant power and reliability through a maintenance-free AAA industrial triplex plunger pump with thermal relief to prevent overheating.

The welded steel frame and powder-coated finish enhance durability and prevent corrosion, while the 13-inch pneumatic tires aid in maneuverability across different terrains. This pressure washer includes a 50-foot high-pressure Monster hose resistant to kinks and abrasions, a 31-inch ergonomic spray gun with an extension wand, and five quick-connect nozzle tips for various cleaning needs.

It can be challenging to transport due to its substantial weight of around 134.7 pounds. Additionally, while the gas power source provides strong performance, it requires regular maintenance and careful handling of fuel. This washer is a solid choice for professionals in need of a robust and reliable cleaning tool, but may be overpowered and cumbersome for casual home use.

The Westinghouse WPX3400 Gas Pressure Washer is a powerful cleaning tool that delivers 3400 PSI and a maximum flow rate of 2.6 GPM, making it suitable for a variety of tasks, such as cleaning decks, driveways, fences, and vehicles. Its robust 212cc gas-powered engine ensures efficient operation, while the onboard soap tank and five quick connect nozzles provide versatility for different cleaning needs. The 25-foot hose offers ample reach, allowing users to tackle larger areas without moving the unit frequently.

One major strength is its sturdy construction, featuring a tough steel frame and never-flat wheels, which enhance portability and maneuverability, especially on uneven surfaces. With a weight of 63 pounds, it may require some effort to lift but is generally manageable given its design for transport. The included engine oil, tools, and quick start guide make setup straightforward, even for beginners.

However, there are some drawbacks to consider. Being gas-powered means it requires fuel, which can be less convenient than electric models, especially for casual users. Additionally, the noise level tends to be higher, which might not sit well with neighbors during early or late hours. While it performs excellently for tough jobs, those looking for light-duty cleaning might find it a bit excessive.