10 Best Gas Pressure Washers, Top Picks for Powerful Cleaning

10 Best Gas Pressure Washers, Top Picks for Powerful Cleaning

Gas pressure washers are the way to go if you need serious cleaning power for things like your home's exterior, driveway, patio, or boat. They offer longer run times and more muscle compared to electric models. After testing several top brands, I recommend the best gas-pressure washers to tackle even your toughest cleaning jobs.

Our Top Picks

Here are the top 3 best gas pressure washers that I would recommend:

When looking for the power and convenience of gas pressure washers, you need a gas pressure washer that delivers powerful cleaning. Here are the top 3 choices:

Best Overall: Simpson Cleaning MSH3125 MegaShot

The Simpson Cleaning MSH3125 MegaShot is a powerful yet compact pressure washer perfect for homeowners wanting to tackle medium-sized cleaning jobs.

Product Dimensions: 21L x 24W x 34H

Maximum Pressure: 3200 PSI

Engine: Honda

Hose Length: 25 Feet

Item Weight: 66 Pounds

Maximum Flow Rate: 2.5GPM

At 66 pounds, the MegaShot isn't the lightest pressure washer out there. But for the powerful cleaning performance you get, the weight is reasonable. The machine features large wheels and a telescoping handle, making moving it around relatively easy. And once you park it where you need it, the 25-foot high-pressure hose gives you plenty of reaches.

SIMPSON Cleaning MSH3125 MegaShot

The MegaShot has different nozzle tips so you can customize the spray from a wide fan for driveways to a narrow jet for tough stains. 5 quick connect nozzle tips: 0°, 15°, 25°, 40°, and Soap for any cleaning tasks; a built-in detergent tank helps cut through grease and stubborn dirt buildup. 


Pros

✔️  Easy to set up and use

✔️  Powerful motor effectively removes dirt and tough stains

✔️  Clever design and is convenient to move around

✔️  Efficient and time-saving for users

Cons

❌  It may not be enjoyable to people living near the area where the machine is to be used.

❌  Prices are high, above average around 400-500$

OUR VERDICT

If you have medium-sized outdoor cleaning jobs that demand serious power, the Simpson MegaShot pressure washer is a great option.

Best Easy to Use: Generac 7122 SpeedWash

The Generac SpeedWash is a versatile yet portable pressure washer that delivers big performance in a compact, easy-to-use package.

Product Dimensions: 24.2L x 18.9W x 35.5H

Maximum Pressure:  3200 PSI

Hose Length: 25 Feet

Maximum Flow Rate: 2.7GPM

Item Weight: 62 Pounds

Engine: Generac 196cc OHV

The Generac 7122 SpeedWash gives you unparalleled power and performance in a compact, maneuverable package. It delivers 3,200 PSI and 2.7 GPM of cleaning force thanks to its Generac G-Force 196cc OHV engine.

Generac 7122

The 25-foot high-pressure hose provides good access while the included booster nozzle produces powerful 0-degree, 25-degree, and 40-degree jet and soap ideal for removing stubborn stains. More than enough power for tackling even the most challenging jobs around your home, like cleaning grease from kitchen surfaces, removing mold and mildew, stripping old paint, removing the dirt on the boat, and deep cleaning patio furniture


Pros

✔️  Light and easy to handle, with wheels for portability.

✔️  Long power cord for more fantastic operating range

✔️  High-pressure flexible hose rod has high strength and long service life

✔️  Large capacity enough to clean complex spaces and surfaces at home

Cons

❌  The motor makes a lot of noise

❌  There is no cover against water spray, so water is easy to spray on the user

OUR VERDICT
The Generac 7122 SpeedWash perfectly balances power, versatility, and convenience.

Best Price: Champion Dolly-Style

This potent yet portable pressure washer delivers powerful 3200 PSI cleaning performance in a machine that's as easy to move around job sites as it is to store away when not needed.

Product Dimensions: 26.8 x 18.4 x 38.3 inches

Maximum Pressure:  3200 PSI

Hose Length: 25 Feet

Maximum Flow Rate: 2.4GPM

Item Weight: 68.3 Pounds

Engine: 224cc Champion 

Champion's Dolly-Style gas pressure washers bring remarkable convenience and effectiveness to tough cleaning jobs through their innovative dolly design. The dolly also raises the unit, making the spray gun and detergent tanks more accessible, and it folds down for compact storage. 

The 224cc single-cylinder OHV engine generates up to 3200 PSI of pressure for medium-duty cleaning tasks. The pressure is adjustable for different surfaces and jobs. At only 68.3 pounds, the unit is lightweight enough for one person to maneuver yet durable enough for regular use. 

five nozzles (0˚, 15˚, 25˚,40˚, soap)   

Features like onboard detergent tanks allow you to switch between soap and water sprays, while integrated hose reels keep hoses organized.


Pros

✔️  Compact design, easy to move

✔️  Low initial purchase cost, suitable for individual users or small families

✔️  Stable power, safe, suitable for wide use

✔️  Powerful gasoline engine

Cons

❌  Unfriendly to the environment may cause harmful fumes

❌  Ordinary life is lower than high-end models

OUR VERDICT
For the price, you get a Champion Dolly-Style machine durable and flexible and will quickly pay for itself after years of trouble-free use.

Review In-depth 3 Best Gas- Powered Pressure Washers on Market

When it comes to choosing the best gas-pressure washer, there are several factors to consider.

1. Simpson Cleaning MSH3125 MegaShot

The Simpson Cleaning MSH3125 MegaShot is a powerful yet compact pressure washer perfect for homeowners wanting to tackle medium-sized cleaning jobs.

Product Dimensions: 21L x 24W x 34H

Maximum Pressure: 3200 PSI

Engine: Honda

Hose Length: 25 Feet

Item Weight: 66 Pounds

Maximum Flow Rate: 2.5GPM

At 66 pounds, the MegaShot isn't the lightest pressure washer out there. But for the powerful cleaning performance you get, the weight is reasonable. The machine features large wheels and a telescoping handle, making moving it around relatively easy. And once you park it where you need it, the 25-foot high-pressure hose gives you plenty of reaches.

SIMPSON Cleaning MSH3125 MegaShot

The MegaShot has different nozzle tips so you can customize the spray from a wide fan for driveways to a narrow jet for tough stains. 5 quick connect nozzle tips: 0°, 15°, 25°, 40°, and Soap for any cleaning tasks; a built-in detergent tank helps cut through grease and stubborn dirt buildup. 

Pros

✔️  Easy to set up and use

✔️  Powerful motor effectively removes dirt and tough stains

✔️  Clever design and is convenient to move around

✔️  Efficient and time-saving for users

Cons

❌  It may not be enjoyable to people living near the area where the machine is to be used.

❌  Prices are high, above average around 400-500$

OUR VERDICT

If you have medium-sized outdoor cleaning jobs that demand serious power, the Simpson MegaShot pressure washer is a great option.

 

2. Generac 7122 SpeedWash

The Generac SpeedWash is a versatile yet portable pressure washer that delivers big performance in a compact, easy-to-use package.

Product Dimensions: 24.2L x 18.9W x 35.5H

Maximum Pressure:  3200 PSI

Maximum Flow Rate: 2.7GPM

Item Weight: 62 Pounds

Engine: Generac 196cc OHV

The Generac 7122 SpeedWash gives you unparalleled power and performance in a compact, maneuverable package. It delivers 3,200 PSI and 2.7 GPM of cleaning force thanks to its Generac G-Force 196cc OHV engine.

Generac 7122

The 25-foot high-pressure hose provides good access while the included booster nozzle produces powerful 0-degree, 25-degree, and 40-degree jet and soap ideal for removing stubborn stains. More than enough power for tackling even the most challenging jobs around your home, like cleaning grease from kitchen surfaces, removing mold and mildew, stripping old paint, and deep cleaning patio furniture. 

Pros

✔️  Light and easy to handle, with wheels for portability.

✔️  Long power cord for more fantastic operating range

✔️  High-pressure flexible hose rod has high strength and long service life

✔️  Large capacity enough to clean complex spaces and surfaces at home

Cons

❌  The motor makes a lot of noise

❌  There is no cover against water spray, so water is easy to spray on the user

 

OUR VERDICT
The Generac 7122 SpeedWash perfectly balances power, versatility, and convenience.

 

3. Champion Dolly-Style

This potent yet portable pressure washer delivers powerful 3200 PSI cleaning performance in a machine that's as easy to move around job sites as it is to store away when not needed.

Product Dimensions: 26.8 x 18.4 x 38.3 inches

Maximum Pressure:  3200 PSI

Maximum Flow Rate: 2.4GPM

Item Weight: 68.3 Pounds

Engine: 224cc Champion 

Champion's Dolly-Style gas pressure washers bring remarkable convenience and effectiveness to tough cleaning jobs through their innovative dolly design. The dolly also raises the unit, making the spray gun and detergent tanks more accessible, and it folds down for compact storage. 

The 224cc single-cylinder OHV engine generates up to 3200 PSI of pressure for medium-duty cleaning tasks. The pressure is adjustable for different surfaces and jobs. At only 68.3 pounds, the unit is lightweight enough for one person to maneuver yet durable enough for regular use. 

five nozzles (0˚, 15˚, 25˚,40˚, soap)   

Features like onboard detergent tanks allow you to switch between soap and water sprays, while integrated hose reels keep hoses organized.

Pros

✔️  Compact design, easy to move

✔️  Low initial purchase cost, suitable for individual users or small families

✔️  Stable power, safe, suitable for wide use

✔️  Powerful gasoline engine

Cons

❌  Unfriendly to the environment may cause harmful fumes

❌  Ordinary life is lower than high-end models

OUR VERDICT
For the price, you get a Champion Dolly-Style machine durable and flexible and will quickly pay for itself after years of trouble-free use.

Things You Need to Consider Before Buying Pressure Washers

Here are four key factors to consider when buying a gas-pressure washer:

Pressure: The PSI or pressure rating determines your spray's power. 2100 – 2600 PSI is suitable for light to medium cleaning tasks. For heavier jobs, you'll want 3000+ PSI.

Volume: The rating of GPM or gallons per minute affects how fast you can clean. For residential use, 2.5 – 4 GPM is a good range. Higher volume means quicker cleaning. 

Accessories: Check if you get essentials like extension wands, multiple nozzles, and soap dispensers. More accessories give you greater versatility. I see SIMPSON Cleaning MSH3125 has quite a few accessories included for you to use when working effectively.

Mobility: Features like rollover protection, large pneumatic tires, and handlebars make a pressure washer easier to use and move around. Look for a well-balanced machine.

FAQs

1. Gas or electricity. Which one will be better?

Gas engines tend to be more powerful but require more maintenance. Electric is easier to use and maintain, though less powerful.

2. Are wheels or handles important?

Both are worthwhile for the ease of moving the pressure washer around. A built-in handle allows you to lift it. Wheels let you roll it from place to place.

3.  Are gas pressure washers safe to use?

While gas pressure washers can be powerful tools, they can also be dangerous if not used properly. Following all safety guidelines and wearing protective gear such as goggles and gloves is essential. 

Final Thought

So, whether you're dealing with stubborn stains or mold or want to give your outdoor surfaces a fresh look, these top gas-pressure washers will do the job efficiently. Say goodbye to dirt and grime, and hello to a sparkling clean outdoor space!

 

About Author

Andrian Cheng is the founder of Wikipressurewasher.com, a comprehensive website dedicated to pressure washers. He also owns a highly reputable store that sells a variety of electronic machines, including several models of pressure washers.

Leave a Reply

Your email address will not be published. Required fields are marked *