Best Gas Pressure Washer

For any heavy-duty cleaning of the outdoor areas, the pressure washer is the best choice. It's suitable for high-powered cleaning of dirty outdoor areas such as removing stains from home sidings, cleaning oil and grease from the driveways, and removing dirt and debris from sidewalks.

For professionals, you can also use it to remove peeling paints from decks and railings. But finding the best gas pressure washer isn't an easy job. There are so many different sizes, models, and functionalities of machines available in the market.

In this article, we'll go over some benefits of using a pressure washers and what you need to be aware of before making a purchasing decision.

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Quick Picks

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Premium

Champion 3200-PSI 2.4-GPM Dolly-Style Gas Pressure Washer

Highly powerful compressor with a 224 cc gas engine. Includes multiple accessories, hose, and onboard detergent tank to handle different jobs. 

Best Overall

 Simpson Cleaning MSH3125 MegaShot Gas Pressure Washer

Fuel efficient Honda GC 190 engine includes maintenance free axial cam pump. It comes with 5 quick connect nozzle tip and all units functionally tested before shipping. 

Best Value

TACKLIFE Gas Pressure Washer

Fuel efficient engine with 80% higher cleaning power. It comes with 5 quick connect nozzle tips and suitable for both residential and commercial use. 

Best Gas Pressure Washers To Buy Today

Our Top Pick

 Simpson Cleaning MSH3125 MegaShot Gas Pressure Washer

Our top pick is Simpson MegaShot gas pressure washer. It has a fuel-efficient, reliable Honda engine, and a maintenance-free axial cam pump.

The welded steel construction frame is sturdy, and large 10" premium grade pneumatic wheels give a smooth movement. You also get a five quick connect nozzle tip. The washer is functionally tested in a laboratory before shipping to ensure the high quality. 

What is a gas pressure washer?

A gas pressure washer is a highly efficient powered cleaning tool. It has water attachment from the garden hose to the pump that accelerates the water to generate high pressure. The high pressure water goes through a pressure gun to control the water flow. The pressure gun looks similar to the one that you may have used at car washes. 

When you pull the trigger, the high pressure water mixes with the air and stream through the nozzle. The pressurized water streak is suitable to clean areas without needing to touch it. It's a multi-purpose tool that is available in different models, sizes, and styles. 

There are two types of pressure washers, gas, and electric. The electric washer is suitable for most small to medium-sized areas. In contrast, the gas-powered machine is ideal for medium to large spaces.

Most professionals prefer to use gas pressure washers due to its flexibility. You can use a gas pressure washers to clean dirt, grease, and paints from patios, driveways, decks, lawn furniture, and walls of the house.

You also have the option to use accessories to increase the functionality of the washer. For example, with accessories, you can change the regular pressured machine into a wet sandblaster or use it to clean any surface.

Best Gas Pressure Washer Review

#1. PowerStroke Pressure Washer

Best Gas Pressure Washer for cars
Powerstroke PS80544B 3000 PSI 2.5 GPM Pressure Washer

PowerStroke gas pressure washer has enough power to get a job done every time. It's effortless to use and has an ergonomic design that allows you to clean different surfaces without getting tired.

It has reliable 212 cc O.H.V. PowerStroke engine that provides enough power to keep your outdoor area clean all year round. The unit comes with a four prostyle spray nozzle that you can adjust from 0 to 40 degrees to tackle several tasks.

The 25-foot non-marring high-pressure hose allows you to take it hard to reach places and clean the area without any fuss. The 3000 PSI and 2.5 GPM compressors give efficient cleaning for any residential or commercial use.

There is also onboard storage that you can use to store nozzles, hose, and trigger handle. This reduces the chance of missing tools. The flat-free 12" tread cap wheels are smooth to push and give you excellent traction on a rough surface.

It has an onboard one-gallon detergent tank so you can mix soap and water through the unit, and you don't have to keep a separate bucking for cleaning.

See More Information about PowerStroke Pressure Washer

Pros

  • High-power compressor
  • Onboard detergent tank
  • Storage space to hold parts 
  • Reliable 212 cc gas engine

Cons

  • Not suitable for large jobs
  • The upright design makes it a bit difficult to push

#2. Simpson MegaShot Gas Pressure Washer

Best Pressure Washer for Residential Use
 Simpson Cleaning MSH3125 MegaShot Gas Pressure Washer

For those looking for a powerful gas washer, the Simpson MegaShot is a perfect choice. It has 3200 PSI and 2.5 GPM flow that is suitable for cleaning sidings, driveways, vehicles, paint preps, and more.

It's the right choice for both residential and limited commercial use. The unit is lightweight and easy to maneuver that can be transported by a single person. Honda GC 190 engine powers the washer. It comes with a reliable axial pump, abrasion resistance hose, spray gun, and five quick-connect nozzles.

It has four-ply premium-grade pneumatic tires that provide you increased stability and shock absorption. The tread gives you excellent traction to use it at uneven surfaces. The handle is comfortable to hold and doesn't slip when moving around the washer.

The durable steel frame protects the engine and gives the sturdiness required to withstand high water pressure. For more accessible storage, you can remove the handle with a simple push of a button.

The solid 5/8" axle also makes it easy to replace the wheel when it gets worn out. The pump is durable and quite sturdy. It provides high-performance cleaning with minimal maintenance.

Overall, this is an excellent washer for both residential and commercial usage. The Honda engine comes with a two-year manufacturer warranty while the pump has a one-year limited warranty.

See More Information about Simpson MegaShot Gas Pressure Washer

Pros

  • 3200 PSI powerful washer
  • 25-foot hose
  • Five interchangeable nozzle 
  • Smooth pneumatic tires
  • Two-year warranty on engine

Cons

  • No soap dispenser
  • Low-quality rivets

#3. Briggs & Stratton Washer with Detergent Injection

Top pressure washer brand
Briggs & Stratton S3400 3400 MAX PSI at 2.5 GPM Gas PressureHaier Serenity Series AC

The Briggs & Stratton gas pressure washer features a 250-cc gas engine that generates 11.5 foot-pounds of gross torque. It produces 3400 Max PSI at 2.5 GPM and 2.8 GPM at 2900 PSI This makes cleaning more manageable, and you can tackle tougher jobs around your home or business.

The heavy-duty engine is very reliable and starts in a first attempt. The maintenance-free easy starting pump and multiple spray tips give you gentle cleaning with high performance and versatility.

The washer has a durable frame and doesn't flex when moving it around. The engine is mounted on two pneumatic 10" wheels. It has excellent traction when using on slippery or rough surfaces.

With this machine, you get 30 feet high-quality flexible hose that can withstand high pressure and allow you to reach distant places. It has a detergent siphon system that sucks the cleaning solution into the water stream for faster and easier cleaning.

The washer has a high-temperature thermal relief function that automatically removes the overheated water to protect the pump. It's a nice safety feature if you're using hot water to clean the area.

You can easily remove the handle for quick storage. There is no onboard detergent tank, but it has a chemical hose.

See More Information about Briggs & Stratton Washer with Detergent Injection

Pros

  • 2500 cc reliable gas engine
  • High-pressure washing capability
  • Comes with 30 feet flexible hose 
  • 10-inch wheel
  • Quick connect spray tips

Cons

  • No onboard detergent tank
  • No adjustable pressure regulator

#4. Generac Gas Powered Pressure Washer

Best power washer
Generac 6882 GPW 2900PSI Power Washer

The Generac Gas Powered pressure washer is designed with user convenience in mind. It has 196 cc Generac OHV engine and axial cam pump.

It comes entirely assembled on a corrosion-resistant steel frame and easy to connect hose connection. You get 2900 PSI water pressure, and it includes 30 feet high-pressure flex hose.

The spray gun is well built and designed with ergonomics in mind. The soft cushion grip around the handle makes it comfortable to hold during cleaning. The easy pull to spray trigger is smooth and needs minimal effort when in use.

The washer has an integrated detergent tank that provides convenient onboard storage for cleaning. The quick-change nozzle tip contains four nozzles at a different angle for handling any job.

This is a great pressure washer to remove any mud, dirt, and mildew from decks, driveways, and vehicles. The standup design makes it easy to transport, and the powerful engine delivers reliable performance.

The OHV horizontal shaft engine is fuel-efficient that delivers more power with minimal emission. It has a compact design and lightweight. The 10" pneumatic wheels are smooth to operate and don't get stuck even when moving at uneven surfaces.

The unit includes a power dial to control the pressure. You can set it for a different task such as vehicle cleaning, wood cleaning, concrete, and soap cleaning. The high-pressure soap blaster nozzle sprays soap three times farther than the standard nozzle and gives you the deep clean.

The long spray handle makes it easy to reach hard places. You also have the option to buy a power broom that is sold separately. It houses four nozzles that roll along at a constant height. It's an excellent addition to those who need extra cleaning.

See More Information about Generac Gas Powered Pressure Washer

Pros

  • Powerful OHV gas engine
  • Easy maneuverability
  • Quick nozzle change tips 
  • User-friendly controls

Cons

  • Loud
  • Power broom sold separately

#5. TACKLIFE Gas Pressure Washer

Top rated pressure washer for home & work
 TACKLIFE Gas Pressure Washer

Tacklife gas pressure washer features a 6.5 HP powerful gas engine that generates 3000 PSI at 2.6 GPM. This makes it great to use for both residential and commercial purposes.

The DHV 212 engines highly fuel-efficient and generate 80% higher cleaning power than an electric pressure washers. It has a smooth one pull start that can be operated by seniors or persons with limited mobility.

There are five quick connect nozzle tips that range from 0, 15, 25, 40 degrees, and soap mode. The pressure washer is fit to handle several tasks such as cleaning around the home, buildings, RVs, vehicles, driveways, patios, and lawn.

The 30-foot hose is very flexible and durable. It handles high pressure without getting kinks or cracks in the tube. The cushioned hand grip on the machine makes it comfortable to hold and push.

The two pneumatic tires have excellent traction, and they move smoothly even on hard and rough surfaces. The broad alignment on the wheels and outstanding shock absorbing ability makes it suitable to roll over any terrain.

It's a lightweight washer that is easier to maneuver with a single hand while operating the wand. There is no pressure control option, but you still get stable pressure regardless of the job.

The powerful gas engine generates 105 dB noise, which is acceptable for outdoor use. But for safety, you should wear hearing protection when operating the washer.

See More Information about TACKLIFE Gas Pressure Washer

Pros

  • Powerful 3300 PSI compressor
  • Durable pressure hose
  • Multi-use quick connects the nozzle 
  • Anti-slip wheels

Cons

  • No pressure regulator
  • Bit noisy

#6. Champion Dolly-Style Gas Pressure Washer

Best Commercial pressure washer
Champion 3200-PSI 2.4-GPM Dolly-Style Gas Pressure Washer

The Champion Dolly style pressure washer generates 3200 PSI with 2.4 GPM flow. It has 224 cc single-cylinder OHV engine that's fuel-efficient and produces less emission.

The easy to pull start engine runs smoothly and isn't loud. With this washer, you get five nozzles, detergent tank, a 25-foot high-pressure hose, and a comfort grip gun.

It's a great washer for everyday use to clean driveways, sidewalks, and vehicles. The kink-resistant hose makes it easy to move around. But it's a bit stiff and may need to be careful when handling.

The five quick-connect panels give you maximum cleaning performance for any job. The 12 inches never-flat tires are sturdy and easy to maneuver. The traction on the tires is enough to make it suitable to use it around backyards.

The two half-gallon detergent tank gives you the flexibility to add soap directly to the washer and use it for cleaning. You don't need to mix soap separately outside the machine. The frame is very sturdy and doesn't wobble on use.

The axial cam pump is designed for high performance and longer pump life. The pump generates a steady pressurized water supply to the nozzle for better cleaning performance. The dolly-style design of the base makes it easier to move it around without taking much space.

The washer is EPA certified and CARB compliant. It comes with a two years' limited warranty.

See More Information about Champion Dolly-Style Gas Pressure Washer

Pros

  • High-performance gas engine
  • Reliable compressor
  • Five quick connect nozzle 
  • Dolly-style design

Cons

  • Stiff hose
  • Wheels aren't anti-slip

#7. PowerBoss Gas Pressure Washer

Pressure washer for home use
PowerBoss 3100 MAX PSI at 2.4 GPM Gas Pressure Washer with Detergent Tank

PowerBoss Gas pressure washer has a powerful Honda engine with easy start technology. It provides a smooth and quicker engine start that is suitable for homeowners and professionals.

It features a high-powered 3100 PSI and 2.7 GPM compressor, for intense deep cleaning at home or work. The maintenance-free axial cam pump provides consistent performance.

It's a very flexible washer that's suitable for cleaning the driveway, sidewalk, patio furniture, and vehicles. Thanks to its four quick connect tips that give you several spray patterns.

The pump is built into the main body, and the whole unit is encased on a sturdy steel frame. The 10" pneumatic wheels are smooth and shock-absorbing when moving on rough terrain.

The 25-foot high-pressure hose is soft and durable. It doesn't get kinked quickly, and the smooth exterior surface on the tube makes it easy to maneuver. The washer has an onboard detergent tank that makes cleaning fast and more natural.

Overall, it's an excellent washer that comes with all the nozzles and functionalities that you may need. The 2.7 GPM flow rate comes at the expense of pressure. Still, it's a great washer for anyone looking to get starting with pressure washing.

See More Information about PowerBoss Gas Pressure Washer

Pros

  • Quick start engine
  • Good pressure and water flow
  • Fuel efficient Honda engine
  • Onboard detergent tank 

Cons

  • Sometimes leaks oil
  • No pressure regulator

Gas Pressure Washers Buyers Guide

Man Pressure Cleaning Driveway

What is the best pressure washer to buy for home use

For residential use, Simpson MegaShot Washer with 3200 Max PSI and 2.5 GPM flow rate is the best option. You can use it for outdoor cleaning tasks such as washing cars, patio furniture, and driveways.

The included detergent injection system infuses cleaning solution into the water stream for faster, more relaxed cleaning experience. It has a 2-year limited warranty for added peace of mind that home users will find helpful.

How to choose the best gas pressure washer

Choosing the right gas pressure washers can help you keep home and yard clean while saving you precious time and money. Here are some of the features that you should look into a pressure washers.

Pressure (PSI)

The pressure rating of a washer is denoted in Pounds per Square Inch (PSI). The PSI measures the maximum amount of water pressure generated by the machine.  A high pressure water gives you the power to pass through the dirt and grime.

A higher PSI washer can handle more demanding cleaning tasks. In contrast, the lower PSI rated washer is capable of cleaning lighter tasks such as washing cars or patio furniture.

Many commercial-grade power washers generate enough pressure to remove chipping paints or clean siding of the house. A typical gas pressure washer has 3200 PSI to 4200 PSI rating.

Water flow

The water flow through the spray gun nozzle is measured by Gallons Per Minute (GPM). It gives you the ability to break down dirt and clean it away. Higher GPM rating means machines can quickly clean dirt and grease from the surface.

The PSI and GMP go together as you don't want weak water pressure with higher GPM As it won't give you the desired result. A typical washer provides 1.5 GPM to 2.5 GPM water flow to clean dirty surface areas.

Washer Pump

A pressure washer has two types of pump, axial and triplex pump. For smaller jobs, the axial pump is suitable as it's easy to use and maintain.

If you're a heavy user or need to use washer more frequently, you should use a triplex pump as it gives the best performance. However, the triplex pump needs more maintenance. 

Engine

The gas engine powers the compressor to develop high pressure. The more powerful gas engine gives you a higher pressure.

The gas engine can be a single stroke or two-stroke type. You should choose one that has an engine from a reliable and reputable manufacturer, such as Honda.

Nozzle tip

The nozzle at the tip of the hose gives you the different water pattern. The interchangeable nozzle gives you more flexibility in generating water patterns that may be useable in different cleaning jobs.

0 Degree spray tip: It has a concentrated spray for stain removal. It gives you the maximum cleaning water pressure at a targeted area.

15-degree spray tip: It's great for cleaning hard surfaces such as concrete, asphalt, vinyl siding, and hardwood.

40-degree spray tip: It has a full-fan spray for cleaning delicate surfaces such as vehicles, boats, and softwoods.

Soap sprays tip: The soap spray used when using cleaning detergent.

Detergent tank

Some washer comes with an onboard detergent tank. It holds the soap and detergent and mixes with the water that makes it easier to clean. You can choose the detergent tank capacity as per your needs.

Accessories

A washer with multiple accessories expands its use. The accessories can be brushes, extension wands, or broom that can be used to clean several surfaces.

Man Removing Grafitti With Pressure Wash

What is a good PSI for a pressure washer?

The suitable PSI of washer depends on the task in hand. In a typical machine, you get almost 40 to 60 times more water pressure than you would get from a regular water hose.

You can use the following guideline when choosing the washer.

2000 PSI: For a light-duty task such as cleaning cars, trucks, driveways, and sidewalks.

2000 PSI to 2800 PSI: For a medium-range cleaning task such as removing suborn stains from patio furniture, decks, fences, and sidings.

2800 PSI to 3200 PSI: For medium to the heavy-duty task of cleaning sidewalks, concrete driveways, removing chipping paints.

3200 PSI and above: Used by commercial cleaners as it brings extra heavy-duty pressure for various tasks.

Which is better gas or electric power washer?

The gas power washer generates more power than the electric pressure washer. The benefit of an electric power washer is its ease of use and need for less maintenance. But this portability and ease of use come at a limited pressure range.

On average, an electric power washer generates about 2000 PSI, whereas the gas power washer can provide as much as 4000 PSI.

You can use an electric power washer for residential use, such as occasional cleaning of patio decks, cars, trucks, or boats.

These electric washers are usually lightweight and portable. But you have to keep it plugged into the electrical outlet for it to work.

On the other hand, gas-powered washers are more powerful and durable. But you need to spend more time on maintenance.

The gas washer is more expensive than the electric and requires gas and engine oil to keep it operational.

The gas washer has a significant environmental impact than the electric washer. The gas engine generates smoke when in use and is also louder than the electrical.

For a small residential use, the electric power washer works best. Still, if you need to perform a heavy-duty cleaning job or you're planning to use it commercially, you should choose a gas power washer.

How to properly maintain gas pressure washer

A well-maintained gas pressure washer improves the efficiency and the life of the unit. Here are some of the steps to maintain it properly.

  • Always use clean fuel that is free from moisture and contamination
  • Prepare the washer for winter storage by disconnecting the water inlet garden hose and empty the water
  • Turn on the machine and keep the spray handle open till it's empty of the water
  • In a cold season, make sure that washer, garden hose, and sprayer are unfrozen before starting the machine. You can move the unit in a heated garage or indoor to unfrozen water
  • Clean water filter and garden hose regularly
  • Never run the pump without a proper amount of oil. You can check the colour of the engine oil to gauge if the oil needs to be changed
  • Use the recommended oil type in the engine

Our Top Pick

 Simpson Cleaning MSH3125 MegaShot Gas Pressure Washer

Our top pick is Simpson MegaShot gas pressure washer. It has a fuel-efficient, reliable Honda engine, and a maintenance-free axial cam pump.

The welded steel construction frame is sturdy, and large 10" premium grade pneumatic wheels give a smooth movement. You also get a five quick connect nozzle tip. The washer is functionally tested in a laboratory before shipping to ensure the high quality. 

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Best Pressure Washer for the money

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About the author

Hi, I'm Sunny Kay, an avid gardener, home decorator and outdoor enthusiast. I help busy people get into gardening, create natural and good looking home decorations, and suggest outdoor activities and tools to explore the nature. Click Here to get started with my recommended gears.

Sunny Kay

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