15 Best Gas Pressure Washer Models for Powerful and Efficient Cleaning

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A high-performance gas pressure washer in action, being used to clean a driveway with a powerful water spray. The setting includes a suburban driveway

Gas pressure washers are incredibly powerful tools for cleaning tough surfaces. Whether you need to remove stubborn stains from your driveway, prep your deck for staining, or clean your car, the right pressure washer can save time and deliver exceptional results.

In this article, I’ll share my top picks for gas pressure washers and provide a detailed breakdown of their features, pros, and cons. Let’s dive into the best options on the market.

Our Top Picks of the Best Gas Pressure Washers on The Market

popular#1
Westinghouse WPX3400 Gas Pressure Washer, 3400 PSI…
  • 3400 PSI and 2.6 GPM of Powerful, Deep-Cleaning Water Pressure Perfect for Decks, Sidewalks, Siding, Fences, Railings, Garage Floors, Exterior Walls, Cars and Patio Furniture – Easy to Fill 1 Gallon Gas Tank and Half Gallon Onboard Soap Tank
  • 25′ Foot Abrasion Resistant Super-Flex Hose With Lightweight High Pressure Spray Gun and 5 Quick Connect Nozzles (0°, 15°, 25°, 40° & Soap)
popular#2
Ezasin Gas Pressure Washer 3500 PSI, 2.3 GPM Heavy…
  • 𝟏𝟎𝟎% 𝐌𝐨𝐫𝐞 𝐌𝐮𝐬𝐜𝐥𝐞 – With 3500 PSI and 2.3 GPM flow, this gas pressure washer outpowers standard gasoline models, stripping away dirt others leave behind. Whether refreshing your home’s siding, reviving a weathered driveway, detailing cars/RVs, or prepping surfaces for painting—it’s the homeowner’s secret weapon. Redefine what “clean” means with professional-grade power at home.
  • 𝐇𝐞𝐚𝐯𝐲-𝐝𝐮𝐭𝐲 𝐆𝐚𝐬 𝐖𝐚𝐬𝐡 𝐏𝐫𝐞𝐬𝐬𝐮𝐫𝐞 – This washer is equipped with a heavy-duty 7HP 4-stroke OHV gasoline engine with a displacement of 209cc and a recoil start function – coupled with a long-lasting axial cam pump for reliable, convenient use with minimal maintenance.
popular#3
Dewalt 61147S 3300 PSI 2.4 GPM Gas Cold Water…
  • Premium Residential Performance: Easy-to-assemble and easy-to-start with a DeWalt 208cc premium residential engine, this power washer is great for cleaning decks, patios, outdoor furniture, house siding, and prepping home exteriors for painting
  • Power and Durability: A powerful, reliable, maintenance-free OEM Technologies axial cam pump delivers 3300 PSI at 2.4 GPM & includes a thermal relief valve to prevent overheating; Welded steel frame construction with a powder-coated finish adds durability
#4
Simpson Cleaning 3400 PSI Gas Pressure Washer, 2.5…
  • Powerful Residential Performance: Fully assembled and easy-to-start with its 208 cc CRX residential engine, the Clean Machine power washer is great for cleaning decks, patios, outdoor furniture, house siding, and prepping home exteriors for painting
  • Power and Durability: A powerful, reliable, maintenance-free OEM Technologies axial cam pump delivers 3400 PSI at 2.5 GPM and includes thermal relief to prevent overheating
#5
SIMPSON Cleaning PS60843 PowerShot 4400 PSI Gas…
  • Professional Performance: Easy-to-assemble and easy-to-start with its CRX 420cc premium engine, the PowerShot power washer is great for contractors who specialize in deck cleaning, wood restoration, paint preparation, and all other professional services
  • Power and Durability: A powerful, reliable, maintenance-free AAA industrial triplex plunger pump delivers 4400 PSI at 4.0 GPM and includes thermal relief to prevent overheating; PowerBoost Technology delivering higher pressure at the nozzle
popular#6
Westinghouse WPX3000e Electric Pressure Washer,…
  • Max 3000 PSI and Max 1.76 GPM of Powerful, Deep-Cleaning Water Pressure Perfect for Decks, Sidewalks, Siding, Fences, Railings, Garage Floors, Exterior Walls, Cars and Patio Furniture – Comes with a Half Gallon Onboard Soap Tank
  • 25′ Foot Abrasion Resistant Super-Flex Hose with Lightweight High Pressure Metal Spray Gun and Wand with 5 Quick Connect Nozzles (0°, 15°, 25°, Soap & Turbo) – Compatible with Pressure Washer Accessories such as Surface Cleaners, Undercarriage Cleaners, and Foam Cannons with M22 fittings
popular#7
VEVOR Gas Pressure Washer, 3500 PSI 2.6 GPM, Gas…
  • 3500 PSI High Pressure: The Gas Pressure Washer is a powerful washer with 3500 PSI and a flow rate of 10 L/min. It’s perfect for removing stubborn stains, especially those on brick patios that have accumulated years of dirt and moss, as well as concrete driveways stained with oil or rust. If you don’t have access to an electrical outlet, a gas pressure washer is the tool of choice.
  • Efficient and Reliable Engine: This gas-powered pressure washer comes with a powerful 210cc 4-spoke engine that holds 0.8 gallons of gasoline. It is easy to start and comes with a 7-horsepower aluminum pump. If you are a DIY enthusiast who values strength and performance, then this washer is the perfect choice for you.
#8
MUTAOMAY 3600PSI Gas Pressure Washer, 2.3GPM…
  • [𝟐𝐗 𝐏𝐨𝐰𝐞𝐫, 𝐔𝐥𝐭𝐢𝐦𝐚𝐭𝐞 𝐂𝐥𝐞𝐚𝐧𝐢𝐧𝐠 – 𝟑𝟔𝟎𝟎 𝐏𝐒𝐈 𝐟𝐨𝐫 𝐏𝐫𝐨-𝐋𝐞𝐯𝐞𝐥 𝐑𝐞𝐬𝐮𝐥𝐭𝐬!] With 3600 PSI and 2.3 GPM, the pressure washer removes stubborn dirt, moss, oil stains, and even old peeling paint in seconds – beyond ordinary models! Whether you are cleaning residential homes, maintaining vehicles & equipment, cleaning commercial & construction sites, cleaning agricultural & ranch facilities, or handling post-storm cleanup, it delivers pro-grade cleaning efficiency.
  • [𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐚𝐥-𝐆𝐫𝐚𝐝𝐞 𝐏𝐫𝐨𝐟𝐞𝐬𝐬𝐢𝐨𝐧𝐚𝐥 𝟐𝟏𝟐𝐂𝐂 𝐄𝐧𝐠𝐢𝐧𝐞 – 𝐁𝐮𝐢𝐥𝐭 𝐟𝐨𝐫 𝐇𝐞𝐚𝐯𝐲-𝐃𝐮𝐭𝐲 𝐂𝐥𝐞𝐚𝐧𝐢𝐧𝐠!] The Mutaomay Heavy Duty Gas Power Washer is powered by a 7HP 4-stroke OHV 212CC engine with a recoil start, ensuring max pressure output. The Maintenance-Free Aluminum Axial Cam Pump – Built for Longevity. The advanced design of the aluminum axial cam pump offers long-lasting durability and consistent performance for minimum maintenance requirements.
popular#9
MUTAOMAY 3500PSI Gas Pressure Washer, 2.3GPM Gas…
  • [ 𝟐𝐗 𝐏𝐨𝐰𝐞𝐫, 𝟏𝟎𝟎% 𝐂𝐥𝐞𝐚𝐧𝐢𝐧𝐠 – 𝐂𝐫𝐮𝐬𝐡 𝐃𝐢𝐫𝐭 𝐈𝐧𝐬𝐭𝐚𝐧𝐭𝐥𝐲 ] With 3500 PSI and 2.3 GPM, the gas pressure washer strips away stubborn grime, thick moss, deep-set oil stains, and even old, peeling paint in seconds—stronger than standard 3200 PSI models. Whether you are renewing the exterior of your house, fence and driveway repairs, vehicle equipment cleaning, or tackling post-storm cleanup, get pro-level cleaning at home! – faster, easier, and more efficient than ever!
  • [ 𝐇𝐢𝐠𝐡-𝐏𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝟐𝟎𝟗𝐂𝐂 𝐆𝐚𝐬 𝐄𝐧𝐠𝐢𝐧𝐞 𝐟𝐨𝐫 𝐏𝐑𝐎-𝐋𝐞𝐯𝐞𝐥 𝐂𝐥𝐞𝐚𝐧𝐢𝐧𝐠 ] Mutaomay Heavy Duty Gas Power Washer is powered by a 7HP 4-stroke OHV 209CC engine with recoil start, that outperforms standard models. The durable axial cam pump ensures reliable, long-lasting performance with minimal maintenance.
popular#10
AidBuilt 3500 PSI Gas Pressure Washer, 2.3 GPM Gas…
  • EXCEPTIONAL CLEANING POWER: 3500 PSI and 2.3 GPM water flow deliver outstanding cleaning power, doubling the cleaning efficiency compared to standard gas pressure washers. This powerful performance is ideal for cleaning siding, driveways, houses, cars, RVs, paint prep, and more, making it an excellent choice for homeowners.
  • PROFESSIONAL ENGINE: The AidBuilt Heavy Duty Gas-Powered Pressure Washer is equipped with a 209cc 4-stroke OHV Horizontal Shaft Engine with Backlash Start. The long-lasting, maintenance-free axial lobe pump ensures durability and ease of use. It provides the necessary power to run the washer for extended periods without frequent refueling. EPA compliant.
#11
TEANDE Gas Pressure Washer 4200PSI 4.0GPM Power…
  • Premium Residential Performance: Pump delivers 4200 PSI at 4.0GPM and includes thermal relief to prevent overheating. Powerful, Deep-Cleaning Water Pressure Perfect for Decks, Sidewalks, Siding, Fences, Railings, Garage Floors, Exterior Walls, Cars and Patio Furniture.
  • Power and Durability: Heavy Duty Gas Powered 209CC OHV Horizontal Shaft Engine with Recoil Start – Long Lasting, Maintenance-Free Axial Cam Pump Provides 4 Gallons of Water (and Soap! ) a Minute. Welded steel frame construction with a powder-coated finish adds durability.
#12
TOOLCY Gas Powered Pressure Washer, 3200 PSI and…
  • [𝐏𝐨𝐰𝐞𝐫𝐟𝐮𝐥 𝐂𝐥𝐞𝐚𝐧𝐢𝐧𝐠 𝐏𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞]: Engineered for tough jobs, this TOOLCY gas powered pressure washer is powered by a super power engine, delivering an impressive 3200 PSI at 2.6 GPM, allowing you to tackle even the toughest dirt, grime, and stains with ease. Whether it’s driveways, siding, patios, decks, fences or vehicles, this gasoline powered machine provides professional-level cleaning performance to make every job faster and more efficient.
  • [𝐄𝐚𝐬𝐲 𝐒𝐭𝐚𝐫𝐭 & 𝐒𝐦𝐚𝐫𝐭 𝐄𝐧𝐠𝐢𝐧𝐞]: This gas power washer features an easy recoil start for quick use. The heavy-duty engine supports up to 2 hours of non-stop operation, ensuring you can tackle large outdoor projects without frequent stops to refuel. And it retains the characteristic of low vibration, combined with metal brackets and tires, to reduce some noise during use and maintain its stability.
popular#13
GENMAX GPW3000-LT Gasoline Pressure Washer 3000…
  • 【Heavy Duty Cleaning Power】Powerful Genmax 212cc engine with low oil shutdown, recoil start – long lasting and maintenance-free Axial cam pump, delivers 3000 PSI and 2.4 GPM max of maximum surface cleaning power
  • 【Ergonomic Design】Cushion grip and easy to pull trigger reduce fatigue and improve comfor. Engine and Pump placement make for easy mobility across uneven terrain. Extend your reach with the included 25 Ft. abrasion resistant hose, makes portability and scalability simple. Use detergents hassle-free with the onboard 1-gallon soap tank.
popular#14
Ezasin Gas Pressure Washer 3600 PSI, 2.3 GPM Heavy…
  • 𝐇𝐢𝐠𝐡-𝐏𝐫𝐞𝐬𝐬𝐮𝐫𝐞 𝐂𝐥𝐞𝐚𝐧𝐢𝐧𝐠 𝐏𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 – With 3600 PSI and 2.3 GPM water flow, this gas pressure washer tackles tough buildup on surfaces like driveways, home exteriors, and vehicles. Robust pressure output supports deep cleaning and surface preparation tasks.
  • 𝐆𝐚𝐬 𝐏𝐨𝐰𝐞𝐫𝐞𝐝 𝐏𝐫𝐞𝐬𝐬𝐮𝐫𝐞 𝐖𝐚𝐬𝐡𝐞𝐫 – Powered by a rugged 7HP 4-stroke OHV 212cc gas engine and recoil start system, paired with a durable axial cam pump for unwavering reliability, built for heavy workloads with minimal upkeep, ensuring years of consistent operation.
#15
PowerSmart Gas Pressure Washer MAX 3400 PSI, MAX…
  • Powerful: equipped with 212cc OHV engine that delivers MAX 3400 PSI and 2.5 GPM for driveway, house, or paint stripping; reaches up to a second floor.
  • Rugged steel frame features 10″ pneumatic wheels for portability and durability.

What to Consider When Choosing a Gas Pressure Washer

Intended Use

Think about what you’ll be cleaning most often. High PSI washers are best for heavy-duty tasks, while mid-range models are ideal for everyday use.

Cleaning Performance

Consider the PSI and GPM ratings to gauge how efficiently the washer can clean surfaces. Higher ratings typically mean faster and more thorough cleaning.

Motor

Look for models with reliable engines from trusted brands like Honda or Generac. These engines ensure consistent performance and longevity.

Portability

Portability is crucial, especially for larger units. Check the weight, wheel design, and handle ergonomics.

Additional Features

Onboard detergent tanks, multiple nozzles, and longer hoses enhance the washer’s versatility and ease of use.

Best Overall

Champion Power Equipment 3100 PSI Gas Pressure Washer

Product Specs

  • PSI: 3100
  • GPM: 2.2
  • Engine: 224cc Champion Engine
  • Weight: 62 lbs
  • Hose Length: 25 ft

What We Like

The Champion Power Equipment 3100 PSI Gas Pressure Washer delivers a perfect balance of power and usability. Its 3100 PSI rating is ideal for most residential tasks, and the 224cc engine ensures consistent performance. The washer includes five quick-connect nozzles for versatile cleaning. I also appreciate the onboard detergent tank, which simplifies soap application.

What We Don’t Like

While it’s a fantastic all-around washer, the 25-foot hose may feel a bit limiting for larger jobs. Additionally, it can be slightly noisy compared to higher-end models.

Best Bang for the Buck

Vevor 3600 PSI 2.6 GPM Gas Pressure Washer

Product Specs

  • PSI: 3600
  • GPM: 2.6
  • Engine: 212cc engine
  • Weight: 67 lbs
  • Hose Length: 30 ft

What We Like

The Vevor 3600 PSI Gas Pressure Washer offers tremendous value for its price. Its high PSI and GPM rating make it capable of handling tough jobs efficiently. I appreciate its durable steel frame and the included accessories like multiple nozzles and an extra-long hose. It’s an excellent choice for budget-conscious buyers who need high performance.

What We Don’t Like

The design isn’t as ergonomic as other models, making it slightly cumbersome to maneuver. It also lacks an onboard detergent tank, which some users may find inconvenient.

Best Professional

Simpson 4200 PSI 4.0 GPM Aluminum Gas Pressure Washer

Product Specs

  • PSI: 4200
  • GPM: 4.0
  • Engine: Honda GX390
  • Weight: 132 lbs
  • Hose Length: 50 ft

What We Like

This professional-grade washer is a beast when it comes to tackling large-scale cleaning projects. The Honda GX390 engine is incredibly reliable, and the 4200 PSI with 4.0 GPM ensures maximum cleaning power. I’m particularly impressed by the 50-foot steel-braided hose and its durable aluminum frame.

What We Don’t Like

Its size and weight make it less portable than other options. Additionally, this model is overkill for smaller, everyday cleaning tasks, making it best suited for professionals or heavy-duty users.

Best for Driveways

Generac SpeedWash 2900 PSI 2.4 GPM Gas Power Washer

Product Specs

  • PSI: 2900
  • GPM: 2.4
  • Engine: Generac 196cc
  • Weight: 57 lbs
  • Hose Length: 25 ft

What We Like

The Generac SpeedWash is specifically designed for driveway cleaning. Its powerful engine, coupled with a specialized power broom attachment, makes cleaning concrete surfaces a breeze. I’ve found that it cuts cleaning time in half compared to standard washers.

What We Don’t Like

The 25-foot hose limits reach, and the unit can vibrate quite a bit during operation. It’s not the most versatile option for other cleaning tasks.

Best for Cars

DeWalt 3300 PSI 2.4 GPM Pressure Washer

Product Specs

  • PSI: 3300
  • GPM: 2.4
  • Engine: Honda GCV200
  • Weight: 66 lbs
  • Hose Length: 35 ft

What We Like

The DeWalt 3300 PSI is perfect for washing cars, thanks to its gentle yet effective cleaning power. The 35-foot hose provides ample reach, and the Honda GCV200 engine ensures reliability. I also appreciate the onboard detergent tank and ergonomic design, which make car washing effortless.

What We Don’t Like

It’s a bit pricier than other options in its category, and the detergent tank is relatively small, requiring frequent refills for larger vehicles.

Also Consider

Westinghouse 3200 PSI 2.5 GPM Pressure Washer

Product Specs

  • PSI: 3200
  • GPM: 2.5
  • Engine: Westinghouse OHV
  • Weight: 63 lbs
  • Hose Length: 25 ft

What We Like

The Westinghouse 3200 PSI model offers solid performance with a robust engine and a user-friendly design. It includes five nozzles for versatility and has an easy-to-use recoil start.

What We Don’t Like

The hose length is shorter than some competitors, and its plastic wheels don’t handle rough terrain as well as rubberized alternatives.

Tips for Using a Gas Pressure Washer

  • Always read the user manual before operating.
  • Start with the widest nozzle and test on a small area.
  • Wear protective gear, including safety goggles and gloves.
  • Avoid using high pressure on delicate surfaces.
  • Regularly clean the nozzle and hose to prevent clogs.

Gas Pressure Washers: More Top Picks

Compare Top Gas Pressure Washers

Explore side-by-side comparisons of performance, features, and price to find the best model for your needs.

DeWalt DXPW3300-S Gas Pressure Washer

What Are People Saying About the Dewalt DXPW3300-S Gas Pressure Washer?

Users praise its reliability and ease of use, particularly for medium-sized jobs.

Best for Medium Jobs

Westinghouse Gas Pressure Washer

What Are People Saying About the Westinghouse Gas Pressure Washer?

Customers appreciate its affordability and consistent performance for residential cleaning.

Best Warranty

Simpson Cleaning PowerShot Gas Pressure Washer

What Are People Saying About the Simpson Cleaning PowerShot Gas Pressure Washer?

Owners highlight the generous warranty and excellent cleaning power as standout features.

Best Value

BILT HARD Gas Pressure Washer

What Are People Saying About the BILT HARD Gas Pressure Washer?

This washer is commended for its budget-friendly price and solid performance.

Most Ergonomic

Generac Gas Powered Residential Pressure Washer

What Are People Saying About the Generac Gas Powered Residential Pressure Washer?

Feedback often mentions its lightweight design and user-friendly controls.

What To Know Before Buying a Gas Pressure Washer

What should you look for in the engine of a gas pressure washer?

Choose an engine from reputable brands to ensure durability and performance.

What hose connections does a gas pressure washer have?

Most washers include standard hose connections but check compatibility with accessories.

How do you determine the portability of a pressure washer?

Look for lightweight designs with sturdy wheels and ergonomic handles.

How is the pressure level measured in gas pressure washers?

Pressure is measured in PSI, indicating the force of the water stream.

What are spray wands in pressure washers?

Spray wands control water flow and allow you to adjust the pressure.

How is volume determined in a pressure washer?

Volume is measured in GPM, representing the water flow rate.

What are reputable brands that sell pressure washers?

Top brands include Honda, Generac, Simpson, and Westinghouse.

Frequently Asked Questions About Gas Pressure Washers

What is a good PSI for a gas pressure washer?

A PSI of 2000-3000 is sufficient for most residential tasks, while higher PSI is better for heavy-duty jobs.

Do all pressure washers use gas?

No, some models are electric, which are better for lighter tasks and indoor use.

Why does my gas pressure washer need oil?

Oil lubricates the engine, reducing wear and ensuring smooth operation.

What types of jobs can I use my gas pressure washer for?

Gas pressure washers are versatile and can be used for cleaning driveways, vehicles, decks, and more.

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