The 10 Best Gas Pressure Washers

Gas pressure washers are useful in household tasks such as washing decks, concrete floors, and even cars. You can also use these in heavy-duty jobs such as paint stripping, cleaning of construction sites, and the removal of graffiti.

If you’re looking for a gas pressure washer, you have come to the right page. Here are the best gas pressure washers you can buy.

The Best Gass Pressure Washer

Simpson Cleaning MS60763-S MegaShot Gas Pressure WasherSimpson Cleaning MS60763-S MegaShot Gas Pressure Washer

This unit is powered by a Kohler RH265 engine, enabling it to deliver a pressure of 3100 PSI at 2.4 GPM. This is more than capable of cleaning surfaces such as patios, decks, and driveways.

It is lightweight and easy to maneuver. You can easily transport it by yourself thanks to its two-wheel system. But the body comes with a heavy-duty frame, so you can be assured that this pressure washer will be able to withstand the usual bumps.

It is well-built. It has an axial pump which does not require any type of maintenance. This makes the unit ideal for the busy homeowner like you as it spares you from having to conduct maintenance tasks like cleaning and lubricating. It also comes with a 1-gallon detergent tank that will come handy when getting rid of stains.

The spray wand, meanwhile, feels solid with five various detachable hose nozzles. The 25-foot-long hose will enable you to get into tight spaces with relative ease.


Simpson MSH3125 MegaShot Gas Pressure WasherSimpson MSH3125 MegaShot Gas Pressure Washer

This unit is easy to set up and use. It provides good cleaning power. It can take on heavy-duty cleaning tasks like removing grime, moss, mildew, and grease stains. It can also be used in stripping paint.

Powered by a Honda GC190 premium residential engine with an output of 3200 PSI and 2.5GPM, this is a pressure washer that packs a lot of power.

This pressure washer should also last for many years. It has a heavy-duty matte-black steel frame that is coated with powder for enhanced protection against corrosion. The hose, meanwhile, is kink and abrasion-resistant.

Simpson also equipped it with safety features like a safety lock for the spray gun, ensuring it won’t accidentally go off. The spray gun comes with five nozzles.


PowerBoss Gas Pressure WasherPowerBoss Gas Pressure Washer

This pressure washer from PowerBoss lives up to the name of its brand. Well-built and easy to use, this gas pressure washer can be relied upon for light to medium-duty cleaning jobs.

Powered by a Honda Gc190 engine with an output of 3100 PSI and 2.7GPM, this pressure washer is capable of removing the toughest dirt and stains.

Onboard, there is an axial pump that does not require any maintenance, so you do not need to worry about cleaning and lubricating it all the time. There is also a built-in 1-gallon detergent tank to help tackle the sturdiest of stains.

Moving it around should not be a problem with its two-wheel system. The wheels are also designed not to be deflated. There are also notches for rolling and storing the hose.

You can choose from the four quick connect nozzles and attach these to the spray wand to tackle different cleaning tasks. The spray wand feels nice and solid to touch.

For more powerful products like this, check out our guide to the best electric pressure washers.


Generac Speedwash 7122Generac Speedwash 7122

The Generac Speedwash 7122 is a heavy-duty unit that may be a bit pricey but can be depended upon to handle the toughest cleaning jobs.

User-friendly, easy to maneuver, and easy to maintain, this unit is powered by a Generac 196cc engine with outputs of 3200 PSI and 2.7 GPM. Designed for quick and efficient cleaning, this pressure washer can clean up to 50% faster compared to other units in its price range.

This unit is equipped with numerous handy attachments. The turbo nozzle is designed to clean up to 30% faster. There is also a power broom ideal for cleaning the patio and a soap blaster that can spray soap up to three times farther compared to other attachments.

The spray gun has a built-in power dial for quick and convenient switching of cleaning modes. Meanwhile, the unit has a separate detergent tank so you can fill it with enough soap.

Generac backs it up with a three-year warranty, which is one of the most generous in the market today.


Generac 6922 with 2800 PSIGenerac 6922 with 2800 PSI

If you are looking for a gas pressure washer that is reasonably priced, easy to use, and powerful enough for simple household applications, then this unit may just be what you are looking for.

This model was designed with the typical homeowner in mind. Take, for instance, it’s 25-foot high-pressure nose that allows it to clean awkward and hard-to-reach areas with minimal effort on the part of the user. It connects to the back of the spray gun.

This piece of equipment is powered by a Generac engine with outputs of 2800 PSI and 2.4GPM. The pump is placed above the ground and about the same level as the engine. This makes it easy to connect the garden hose to the pump.

The spray gun comes with a cushioned grip handle which minimizes fatigue and improves comfort during cleaning. There is also a detergent tank included on the unit. The pressure washer is easy to move around thanks to its 10-inch wheels.


WEN PW3100 3100 PSI 2.5 GPM Gas Pressure WasherWEN PW3100 3100 PSI 2.5 GPM Gas Pressure Washer

The Wen PW3100 gas pressure washer should be able to handle even the toughest of cleaning tasks. This well-constructed unit is easy to use and move around. It is equipped with advanced features and surprisingly comes at a reasonable price.

This gas pressure washer is powered by a 208cc four-stroke engine with an output of 3100 PSI and 2.5 GPM. It can be considered an entry-level professional pressure washer unit. It has enough power for tough jobs like cleaning RVs and boats.

Despite having a powerful engine, the PW3100 is also easy to use and move around. It comes with 12-inch wheels that can enable it to go through most types of terrain. Mobility is also enhanced because there is no cord that can get in the way.

Changing nozzles should not be much of a concern either. You simply slide back the collar located at the end of the lance. You can then pop in any of the five nozzle options. Other features worth noting are the built-in soap tank, 30-foot hose, and onboard nozzle storage.


Pressure Pro E4040HC Heavy Duty Professional Gas Pressure WasherPressure Pro E4040HC Heavy Duty Professional Gas Pressure Washer

As the name indicates, this unit is made for heavy-duty cleaning jobs. A professional-grade pressure washer, the E4040HC from Pressure Pro can take on almost any cleaning task. Whether it is cleaning the siding or cleaning your vehicle, this gas pressure washer should be able to do the job.

This pressure washer has a Honda GX390 engine, which can deliver water pressure of 4,000 PSI and 4 gallons of water per minute. With such an incredible flow rate, this unit should be able to help you complete a cleaning job in a short span of time.

The four-stroke engine is not only energy efficient but also quiet. It is also easy to start and produces lower emissions. The pressure washer is built to last. Its frame is made of aircraft-grade aluminum, which is lightweight yet durable. The frame is backed by a lifetime warranty. Two pneumatic tires ensure that the unit can go over most terrains.

It has five quick-connect nozzles and several accessories designed to make cleaning less stressful. Along with the nozzle tips, the unit comes with a 50-foot steel high-pressure hose.


Briggs & Stratton Gas Pressure WasherBriggs & Stratton Gas Pressure Washer

Here is another heavy-duty and professional-grade pressure washer that may just be the kind of machine you need.

This Briggs & Stratton offering has the same capabilities as that of the Pressure Pro gas pressure washer.

At the heart of this hardworking unit is a 2100 Series OHV engine capable of delivering a maximum of 4000 PSI at 4GPM. The engine is not only easy to start but also fuel-efficient. With OHV technology, it is designed to run cool.

Adjusting the PSI should be easy with the pressure washer’s triplex pump. With this adjustable pressure regulator, you can easily go from a minimum of 300 PSI to a maximum of 4000 PSI within seconds.

You won’t also have to move the gas pressure washer when cleaning thanks to its 50-foot-long steel-braided hose. This hose will let you clean farther. And in case you really need to move the unit, doing so should not be tiring because it comes fitted with a couple of 12-inch wheels.

This gas pressure washer should easily clean your garage floors, fences, patio, and driveway. It can also be relied upon in removing oil stains and preparing to paint.


Champion Wheelbarrow-Style Gas Pressure WasherChampion Wheelbarrow-Style Gas Pressure Washer

This pressure washer from Champion is ultra-powerful and versatile. You’ll love how easy it is to operate this machine. It also has a practical design that appeals to many potential buyers.

This unit is equipped with a powerful 389cc single-cylinder engine with outputs of 4200 PSI and 4 GPM. It has a 1.6-gallon fuel tank. The pressure washer is designed to last what with its durable steel frame.

This versatile pressure washer has a quick connect gun to go along with five nozzles. The 50-foot high pressure connect hose guarantees that you won’t have to move it in order to clean hard-to-reach areas of your home, farm, or warehouse.

Using this pressure washer for extended periods should be quite comfortable because of its ergonomically designed trigger gun designed to reduce fatigue and make the pressure washer easy to use. Storing it won’t be a problem as well with the onboard storage compartment for the hose and spray wand.

Lastly, moving this pressure washer around won’t be a concern because of the 13-inch pneumatic tires.


Sun Joe SPX9004-PROSun Joe SPX9004-PRO

Rounding out our list is this pressure washer from Sun Joe, which should be sufficient for light to medium-duty cleaning tasks.

The Sun Pro SPX9004 is powered by an 1,800-watt induction motor with outputs of 1300 PSI and 2GPM. The engine is designed to last for a long time. With its 2 gallons per minute blast rating, it should be able to give the pressure washer enough power to take on the toughest of grease and mildew stains.

It has five quick-connect tips that give it the versatility to tackle light to medium-duty cleaning tasks. With the adjustable pressure valve, you can choose a low setting for a quick and efficient clean or crank it up to take on stubborn dirt and grime.

And since this is a relatively lightweight unit, moving it around the house should be easy and hassle-free. This unit from Sun Joe is also more on the affordable side than some of the other models we reviewed.