7 Best Gas Pressure Washers 2021 Review

A gas pressure washer is a solution to your problems. A gas pressure washer delivers more power and has more durability than an electric power washer. You can get rid of any type of mess easily. It’s a bit heavy, but they come with wheels so it can be moved around irrespective of the surface.

Pressure washers can be powered by gasoline or an electric motor. They have their differences, here we will be discussing the best gas pressure washers. One of the best things about a gas-powered pressure washer is that you can carry it everywhere, they are heavy but they have wheels to help us with the portability. A gas pressure washer can last years with proper maintenance. They are comparatively a better choice than the electric ones.

Well, in this article, you can find the best gasoline-pressure washers available for you to purchase online and also help you to choose the best. You’ll find all the essential details that one must know and consider when they have to buy a gas pressure washer online.

Before we start with the top seven gas pressure washers, there are a few things that you need to keep in mind. Firstly you need to be clear about what type of pressure washer you need, which depends upon your requirements.

Finding a pressure washer according to the requirements is very difficult and also digging a deep internet to get the best pressure washers according to the requirements is not an easy task to do. It also consumes lots of time from your busy schedule. To make it easy for you to get the best on the list, we dig the internet and help you with the best suggestion for your requirements. Every person has different requirements and needs like Gas Pressure Washer, Hot Water Pressure Washer, Wall-mounted Pressure, Portable Pressure Washers, Quiet Pressure Washers, Cordless Pressure Washers, Electric Pressure Washer, and Commercial Pressure Washer, etc. Requirements could be anything like I mentioned above. We mentioned the suggestion based on people usually looking on the internet.

You can never forget your budget, as you need to buy a gas pressure washer that falls within your budget. Pay attention to the speed and capacity of the machine because if it is not according to your requirements, then you may regret your decision later on. We’ll be discussing all these points in the buying guide so that you can have a better idea of all these factors.

So, let’s begin with the best gas pressure washers available for you to buy online.

7 Best Gas Pressure Washer Reviews

  • Simpson Cleaning MSH3125 MegaShot Gas Pressure Washer

Simpson is one of the best companies when it comes to pressure washers. This product weighs around 65 pounds and has a Honda GC190 premium residential engine. It is perfect for both home and industrial applications. This device is ideal to wash the tar and oily stains in the garage. It has a useful OEM Technologies developed axial cam pump which is also maintenance-free. 

The fuel level should be kept maximum to avoid fuel spillage. The pump and the hose connection is welded with steel and has premium pneumatic wheels. It has 5 Quick connect nozzle tips of 0, 15, 25, 40 degrees. All the pressure washers are tested 100% in the factory and are ensured to contain minimum fuel odor.

Simpson Cleaning MSH3125 MegaShot Gas Pressure Washer 


  • It is easy to assemble.
  • It is easy to use.


  • It does not come with a warranty.
  • The Westinghouse WPX3200 Gas-powered Pressure Washer

Westinghouse is among the best gas pressure washer providers. It weighs 63 pounds and has a powerful motor of 3200 PSI and 2.5 GPM for cleaning decks, sidewalks, siding, and other surfaces. This pressure washer has a lightweight spray gun, 5 quick connect nozzles, and a half-gallon onboard soap tank with a 25’ foot abrasion-resistant super-flex hose. 

It is manufactured with a heavy-duty gas-powered 212cc-4-Stroke Westinghouse OHV Horizontal Shaft Engine with a long-lasting, maintenance-free axial cam pump that provides 2.5 gallons of water and soap in a minute. Furthermore, it has a tough steel frame construction with  12” high profile, never-flat wheels that provide easy transportation and maneuverability. Engine oil, tools, and a quick start guide are provided.

The Westinghouse WPX3200 Gas-powered Pressure Washer


  • It is easy to use.
  • It is easy to assemble.


  • There could be oil leaking in some cases.
  • SIMPSON Cleaning PS3228 Powershot Gas Pressure Washer

Simpson is another manufacturer of a pressure washer. This gas pressure washer weighs around 77 pounds and has a hose length of 25 feet. It is manufactured with a Honda GX2OO engine with an oil alert that provides powerful cleaning for years. Moreover, it uses AAA Industrial triplex plunger pump with power boost technology which ensures consistent water flow and a bypass mode for pump protection. 

This product comes with 5 quick nozzle tips and is made up of a welded steel construction frame and 10” premium pneumatic wheels for easy transport, set-up and load. The commercial engine is great for cleaning siding, driveways, fences, concrete, etc. It has a Morflex hose which is non-marring, kink and abrasion-resistant, and equipped with thread fittings.

SIMPSON Cleaning PS3228 Powershot Gas Pressure Washer


  • It is easy to assemble.
  • It is easy to use.


  • There could be issues with the pump.
  • SIMPSON Cleaning MS60763-S Mega Shot Gas Pressure Washer

This product runs using a KOHLER RH265 premium residential engine and it weighs around 63 pounds. The machine has maintenance-free OEM technologies axial cam pumps.

Simpson pressure washer has a steel construction frame and a MorFlex hose that is non-marring, kink and abrasion resistant and equipped with an M22 connection. This product comes with 5 quick connect nozzle tips of varying angles. It has a high-pressure gun designed for control and comfort. This washer is versatile, you can use it for commercial as well as residential purposes. 

SIMPSON Cleaning MS60763-S Mega Shot Gas Pressure Washer


  • It is easy to use.
  • It is easy to assemble.
  • It has good maneuverability.


  • During rough use, wheels could break.
  • Generac 7954 Pressure Washer

Generic is one of the best manufacturers of gas pressure washers. This washer weighs around 61 pounds and their powerful 196cc Generac OHV engine delivers good performance and reliability. The high-pressure hose is connected to the rear of the spray gun for maximum convenience.

It comes with an Ergonomic applicator with cushion grip and an easy-to-pull trigger to reduce fatigue and to enhance comfort, the integrated spray gun holder holds the spray gun securely during transport and storage. Quick change nozzle tips are present. The maneuverability engine and pump are placed well over the axle for effortless utilization.

Generac 7954 Pressure Washer


  • It is easy to assemble.
  • It has good maneuverability.


  • The design is not very good.
  • WEN PW3100 Gas Pressure Washer

The pressure washer weighs 67 pounds and runs using a powerful 208cc 4-stroke OHV engine pump which pumps out 2.5 gallons per minute. It has 12-inch wheels that allow it to move freely through a variety of tough terrains. This washer comes with an axial pump that provides a reliable spray while maximizing the lifespan of the unit. 

The gun to lance connection is M22 threaded. For general use 30W, 4-stroke engine oil is recommended. It has 5 quick connect nozzles and has a 30-foot reinforced hose, an onboard soap tank, and a quick-connect spray gun.

WEN PW3100 Gas Pressure Washer


  • Easy to assemble.
  • Easy to use.
  • Easy to move.


  • There could be a problem with the carburetor.
  • PowerBoss 3100 MAX PSI Gas Pressure Washer

The PowerBoss washer Easily washes a wide variety of surfaces with the Included 5 quick connect nozzles varying from 0°, 15°, 25°, 40°, and soap. It is power-driven by a 187cc Honda GC190 Engine for durable power and that they have 10″ gas wheels and a durable handle that makes obtaining it from place to put simple. The 30-foot versatile hose makes for straightforward to maneuver whereas clean-up and whereas storing the unit.

PowerBoss 3100 MAX PSI Gas Pressure Washer


  • It is easy to assemble.
  • It weighs less.
  • It is easy to use.


  • Chances of oil leakage.

Buying Guide:

So, now that you have gone through some of the best gas pressure washers and their reviews as well, you might have an idea about their advantages, disadvantages, and all the features that they have to offer you. But to help you get the best which is most suitable for you, we’ll now be going through all the essential things that you must know about a gas pressure washer.

  1. Pressure

It is not possible to clean any surface with adequate pressure. The gas pressure washers are equipped with the mechanism to employ high pressure for effective cleaning. In most of the gas pressure washers discussed above, the pressure is in the range of 2500-3300 PSI. With this pressure, any dirt can be cleaned off.

  1. Flow rate

The flow rate is given in terms of gallons of water flowing per minute. It is measured in GPM. This unit measures the water supplied by the pump of your gas pressure washer. For effective cleaning, the GPM must be high.

  1. Fuel Efficiency

The gas pressure washer you chose should be fuel-efficient and produce low emission. As the gas prices are high, fuel efficiency should be high. It should not burn excessive fuel. High fuel efficiency indicates reduced carbon emissions.

  1. Manufacturing design

The quality parts and manufacturing design matter while choosing a gas pressure washer. It is important to make sure it is constructed with quality parts and quality manufacturing design. The body should be suitable for heavy-data use and the materials should hold up for long-term use. Stamped steel parts are good and they can last well for different applications. Welded steel has even better properties and works more efficiently. 

  1. Portability

Portability is an important feature of gas pressure washers. It is essential to select a model that can be carried along easily. The best quality pressure washers come with huge diameter wheels that provide good portability. You should be able to carry it around and store it easily.

  1. Wands and nozzle tip

The wand comes with a handle and a trigger valve. Different lengths and angles of wands are offered for various applications.You can modify the spray pattern by just changing the tip at the top of the wand. There are different nozzle tips available for different purposes. 

  1. Price

The price is always important. You should have a budget according to your needs and buy the best gas pressure washer which walls in your budget and not make a hole in your pocket. Over the last years, the quality has increased and the prices have become more affordable.


All the above-mentioned qualities of the gas pressure washer play an important role in giving it a great performance which will help you achieve what’s best suited for you. To ensure that the pressure washer that you buy lives up to your expectations, you have to carefully consider each factor and choose a product that aligns with your requirements. 

In this article, we have covered the reviews and description of the best 7 gas pressure washers that are available for you to buy online. And now that you have gone through all the best gas pressure washers, you must have an idea about each option and may have a few in mind which suits you the best.

You must remember that you should buy the one which has the maximum features that you require and that it fits in your budget.


​Q. What are the benefits of gas pressure washers?

Q. How to store the gas pressure properly?

Q. What should you look for while buying a gas pressure washer?

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