Pressure washers effectively remove grime from patios, driveways, fences, and other surfaces. A gas pressure washer usually provides superior power at a better price than electric models, making it ideal for cleaning outdoor spaces without professional prices. Choosing the best gas pressure washer depends on several factors, including the project scope, your budget, the type of surface, and mobility requirements.
Prices for gas pressure washers range from $150–$350 for budget-friendly, light-duty models to over $500 for robust, commercial-grade designs. To help you select the right model, we reviewed today’s top sellers. Our top choice is the Westinghouse WPX3400, which features a powerful motor, multiple quick-change nozzle tips, and large wheels for enhanced mobility. See our guide below for more top picks.
Key Takeaways
- Our team ranked the Westinghouse WPX3400 Gas Pressure Washer as the best gas pressure washer overall because of its powerful 3,400 pounds per square inch (PSI) motor, five quick-connect nozzles, and never-flat wheels, which provide improved mobility.
- Gas pressure washers range in price from $150–$350 for budget-friendly light-duty models to over $500 for professional-level equipment.
- Engine size and power level are the two most crucial factors to consider when shopping for a gas pressure washer, with 2,000–3,400 PSI being adequate for most household cleaning tasks.
Top 5 Gas Pressure Washers
- Westinghouse WPX3400 Gas Pressure Washer: Best Overall
- DeWalt DXPW3300-S Gas Pressure Washer: Best for Medium Jobs
- Ezasin B0F1844GB3 Gas Pressure Washer: Best Range
- Simpson Cleaning ALH3425 Gas Pressure Washer: Best Warranty
- TEANDE TZ5389 Gas Pressure Washer: Best Value
Compare Top Gas Pressure Washers
The table below highlights our top picks for the best gas pressure washer options.
| Product | Image | Hose Length | Pressure Output (Pounds Per Square Inch) | Flow Rate (Gallons Per Minute) | Weight |
|---|---|---|---|---|---|
Westinghouse WPX3400 Gas Pressure WasherCheck Price |  | 25 feet | 3,400 PSI | 2.6 GPM | 63 pounds |
DeWalt DXPW3300-S Gas Pressure WasherCheck Price | | 25 feet | 3,300 PSI | 2.4 GPM | 64 pounds |
Ezasin B0F1844GB3 Gas Pressure WasherCheck Price | | 30 feet | 3,600 PSI | 2.3 GPM | 77 pounds |
Simpson Cleaning ALH3425 Gas Pressure WasherCheck Price |  | 25 feet | 3,600 PSI | 2.5 GPM | 79 pounds |
TEANDE TZ5389 Gas Pressure WasherCheck Price |  | 25 feet | 4,200 PSI | 4 GPM | 58.6 pounds |
Our Reviews of the Best Gas Pressure Washers
Below, we explore the best gas pressure washers in detail based on each model’s reputation, durability, and pricing. Each product is available on Amazon, so you can buy and receive your pressure washer sooner rather than later.
Best Overall
Westinghouse WPX3400 Gas Pressure Washer
Good for: Homeowners seeking a versatile tool that’s powerful enough to complete routine pressure washing tasks.
This Westinghouse gas-powered pressure washer delivers 3,400 PSI at 2.6 GPM through a 4-cycle overhead valve (OHV) engine paired with a maintenance-free axial cam pump. These features help it blast away years of dirt from driveways and decks, with different spray settings for gentle cleaning or heavy-duty scrubbing. The unit comes with five interchangeable nozzle tips for various cleaning applications, and it also offers the convenience of built-in soap dispensing and easy movement around your property. Its never-flat wheels and compact design enable mobility across different surfaces, including concrete, wood, brick, and metal.
Pros and Cons of Westinghouse WPX3400 Gas Pressure Washer
- Comes in other styles with less pressure
- Has a three year warranty on service, labor, and parts
- Features never-flat wheels
- Is criticized by customer in some reviews for having flimsy parts
- May arrive with a fuel smell or residual oil on its body from factory testing
Key Features
- Pressure Output: 3,400 PSI
- Flow Rate: 2.6 GPM
- Weight: 63 pounds
What People Are Saying About The Westinghouse WPX3400 Gas Pressure Washer
Amazon customers appreciated the Westinghouse WPX3400 for its straightforward assembly process and powerful performance, with many noting that it outperformed their previous electric models. However, several reviewers reported concerning reliability issues, including engines that shut off unexpectedly during initial use and design flaws, such as poor water inlet positioning that caused hoses to vibrate against the unit’s wheels.
Best for Medium Jobs
DeWalt DXPW3300-S Gas Pressure Washer
Good for: Customers seeking a high-quality pressure washer suitable for medium to large household tasks.
This DeWalt gas pressure washer is ideal for cleaning vehicles, roofs, gutters, and various other surfaces. With a powerful output of 3,300 PSI and 10-inch tires for easy maneuverability, it’s designed for convenience. Also, this model includes five quick-connect nozzles and an OEM axial cam pump. Its 25-foot high-pressure hose is designed to be non-marring and resistant to abrasions. These features work together to make this washer a versatile and well-rounded tool for most household tasks.
Pros and Cons of DeWalt DXPW3300-S Gas Pressure Washer
- Has a durable steel construction
- Features 10-inch pneumatic tires that work on various terrains
- Includes a low-oil shutdown feature for added safety
- Cord can get in the way when wheeling the pressure washer from place to place
- Removing the hose can become challenging without a shut-off valve
Key Features
- Pressure Output: 3,300 PSI
- Flow Rate: 2.4 GPM
- Weight: 64 pounds
What People Are Saying About The DeWalt DXPW3300-S Gas Pressure Washer
Customers on Amazon have praised the DeWalt DXPW3300-S for its easy assembly, powerful performance, and maneuverability. Users appreciated the well-placed hose connections that simplify attachment. However, some noted design flaws, such as the ineffective wand holder when the hose is connected and the poor positioning of the water outlet, which can hinder the movement of the wand and hose.
Best Range
Ezasin B0F1844GB3 Gas Pressure Washer
Good for: Customers seeking a high-quality pressure washer with a longer hose and spray range for taller homes or hard-to-reach areas.
The Ezasin gas pressure washer delivers 3,600 PSI at 2.3 GPM through a seven-horsepower 4-stroke engine. This provides enough power to strip years of grime from concrete, remove mildew from siding, and clean vehicles without the limitations of electric models. The unit features a built-in hose reel that prevents tangling and simplifies storage, along with wide wheels that roll easily over grass and gravel to access various areas of your property. Five interchangeable nozzles allow you to switch from intense spot-cleaning, such as removing oil stains, to gentle washing, like rinsing your car, making this pressure washer versatile enough to handle most outdoor cleaning projects.
Pros and Cons of Ezasin B0F1844GB3 Gas Pressure Washer
- Uses a built-in hose reel for simple storage
- Has one of the longest hose lengths on our list
- Features quality performance for most medium to large-sized home projects
- Weighs more than other pressure washers with similar features and effectiveness
- Some customer reviews mention challenges in assembly, like having misplaced screwholes
Key Features
- Pressure Output: 3,600 PSI
- Flow Rate: 2.3 GPM
- Weight: 77 pounds
What People Are Saying About The Ezasin B0F1844GB3 Gas Pressure Washer
Customers have reported that the Ezasin B0F1844GB3 starts easily, provides strong water pressure, and features a built-in 30-foot hose reel, eliminating the need for manual winding and extending the unit’s reach. They also report reliable performance with minimal noise or leaks, although some customers noted minor design issues with the hose reel hardware and occasional shipping damage. Customer service appears responsive, with reviews noting that issues typically get resolved quickly.
Best Warranty
Simpson Cleaning ALH3425 Gas Pressure Washer
Good for: Homeowners seeking a highly powerful washer for industrial-level jobs with a solid extended warranty.
The Simpson Aluminum Series pressure washer boasts a lightweight aluminum frame and is powered by a Honda GX200 engine, equipped with low-oil shutdown protection. It features an AAA industrial triplex plunger pump and is used by professional contractors for deck cleaning, wood restoration, paint preparation, and graffiti removal. This model’s aluminum design enhances portability for commercial use while guaranteeing durability for frequent professional tasks.
Pros and Cons of Simpson Cleaning ALH3425 Gas Pressure Washer
- Powerful enough to remove graffiti and mildew
- Comes with additional warranties for the engine, accessories, and pump
- Uses premium pneumatic tires for maneuverability across tricky terrain
- Some customer have noted difficulty with product assembly
- Is criticized in online reviews for leaking oil
Key Features
- Pressure Output: 3,600 PSI
- Flow Rate: 2.5 GPM
- Weight: 79 pounds
What People Are Saying About The Simpson Cleaning ALH3425 Gas Pressure Washer
Amazon customers have praised this Simpson pressure washer for its reliable performance, easy starting, and strong functionality. Some users said they appreciate operating this model at a lower throttle for quieter cleaning without losing power. Many find the low-profile design good for storage and home cleaning. However, several reviewers noted problems with packaging, citing damaged boxes and loose parts that can lead to oil spills and minor damage in transit.
Best Value
TEANDE TZ5389 Gas Pressure Washer
Good for: Customers seeking a highly powerful pressure washer at a highly competitive price.
The TEANDE TZ5389 delivers impressive 4,200 PSI cleaning power, effectively removing dirt from driveways, stripping paint, and deep-cleaning concrete without needing an electrical outlet. Its commercial-grade strength is matched by a lightweight welded steel frame that one person can easily move, along with air-filled tires that roll smoothly over various surfaces. A built-in soap tank and five spray nozzles enable transitions from gentle car washing to intense concrete cleaning, while thermal protection prevents overheating during large weekend projects.
Pros and Cons of TEANDE TZ5389 Gas Pressure Washer
- Features up to 4,200 PSI, which makes it capable of heavy-duty pressure washing jobs
- Offers one of the most competitive prices on this list
- Has one of the lightest weights compared to the other washers we reviewed
- Some customer reviews mention the power not being as strong as advertised
- Some homeowners say the spray range is lacking
Key Features
- Pressure Output: 4,200 PSI
- Flow Rate: 4 GPM
- Weight: 58.6 pounds
What People Are Saying About The TEANDE TZ5389 Gas Pressure Washer
The TEANDE TZ5389 receives positive reviews from Amazon customers for its lightweight design, quiet operation, and convenience for residential cleaning tasks, such as driveways, cars, and patios. Customers value its compact size, nozzle options, and easy storage. However, some have reported discrepancies between advertised and actual pressure output. One reviewer claims this pressure washer produces only 2,400 PSI instead of the listed 4,200 PSI, as well as occasional leaks and quality control issues.
Gas Pressure Washer Buying Guide
The right tools make heavy-duty cleaning jobs easy. To find the best pressure washer for your home needs, we recommend you consider several important factors.
Engine Specs
When shopping for a gas pressure washer, you’ll encounter two main engine types, and honestly, this choice is pretty straightforward. Four-stroke engines are the clear winner for most homeowners. They’re quieter, last longer, and produce fewer emissions. Two-stroke engines, although lighter and commonly found in smaller tools like chainsaws, require mixing oil with gasoline and tend to make more noise and produce more smoke.
As for horsepower (HP), don’t get too caught up in chasing the highest number. Most residential tasks work perfectly well with engines ranging from 3–7 HP. Higher horsepower mainly helps when you’re running the machine for extended periods or tackling really stubborn buildup.
Hose Connections
A 25–30 foot hose gives you good reach without constantly having to move the machine. Quality brass or stainless steel connections last longer than plastic ones and don’t leak as easily. Quick-connect fittings add a nice touch for swapping nozzles.
Portability
Even “lightweight” gas pressure washers start around 60–70 pounds, so wheels aren’t optional—they’re essential. Look for large, preferably pneumatic tires that roll smoothly over grass and gravel for easier transport.
Pressure Level and Flow
Shopping for the right pressure washer isn’t just about PSI, but also water flow. Think of PSI as the “punch” that breaks up dirt, while GPM is the “push” that washes it away. For most homeowner tasks, a pressure range of 2,500–3,500 PSI works great. You’ll want around 2.3–2.5 GPM to go with it.
To put this in perspective: a pressure washer with 2,500 PSI can handle siding, cars, and decks, while units with 3,000 PSI or higher can tackle concrete driveways and years of built-up grime. Most quality units allow you to adjust pressure with different nozzle tips, so you can go gentle on your car and aggressive on your driveway.
Spray Wands
You’ll typically get 4-5 spray tips ranging from a narrow 0-degree “pencil jet” (for serious spot cleaning) to a wide 40-degree fan (for general washing), plus a soap nozzle for detergent application.
Reputable Brands
The pressure washer market has some standout performers. Simpson and Westinghouse consistently deliver reliable residential units, based on our research, backed by quality customer support. Honda-powered models from various manufacturers are the gold standard for engine reliability. Generac and DeWALT offer solid mid-range options, while Ryobi provides good value for occasional users. Ezasin offers competitive models alongside top brands, and TEANDE has surprised many customers with its budget-friendly yet capable models.
Avoid lesser-known brands unless you’re comfortable with the potential for limited parts availability down the road.
Pressure Washer Safety Considerations
Gas pressure washers demand safety and caution when being used. That high-pressure spray can seriously injure you or damage your property if mishandled. Always wear safety glasses and closed-toe shoes—or steel-toed boots are even better. Consider wearing long pants to protect your legs from debris that may kick back. Never point the spray gun at people, pets, or yourself, even as a joke. The pressure can inject water under your skin or cause serious cuts. Start with the widest spray pattern and the lowest pressure setting, then adjust as needed. Keep the nozzle moving to avoid dwelling too long in one spot, as this can cause gouging of wood or concrete.
Property damage as the result of pressure washing is surprisingly common and often expensive to repair. Test your pressure and spray pattern on an inconspicuous area first, especially before using a washer on painted surface, wood siding, or decorative stonework. Stay at least 6–12 inches away from surfaces initially, then move closer only if needed. Show caution around windows, light fixtures, electrical outlets, and air conditioning units. Otherwise, homeowners may learn the hard way that pressure washers can crack glass, force water into electrical components, or damage HVAC equipment.
For gas engine safety, always operate these models outdoors with good ventilation. Never add fuel while the engine is hot, and ensure the spark plug wire is disconnected during maintenance. Never use a ladder while pressure washing, as the recoil force can easily knock you off balance.
Gas Pressure Washer Maintenance Guide
Regular maintenance is the difference between a pressure washer that starts reliably for years and one that becomes an expensive garage ornament. Gas pressure washers have both engine components and pump systems that require attention, but the good news is that most maintenance tasks are straightforward and can get completed in just a few minutes.
Neglecting basic upkeep, especially proper winterization and oil changes, accounts for the majority of premature failures, so a little prevention goes a long way toward protecting your investment. Here are some gas pressure washer maintenance steps to keep in mind:
- Check and change the engine oil after every 50 hours of use or annually. Use the oil as specified in your manual.
- Check hoses and connections regularly for cracks, leaks, or loose fittings.
- Clean nozzle tips to remove debris that can affect spray patterns and reduce pressure.
- Clean or replace the air filter every season or as soon as it becomes visibly dirty to prevent engine damage.
- Flush the pump system after each use, especially if you used detergent or cleaning chemicals.
- Inspect and replace the spark plug annually or if the engine runs rough.
- Inspect wheels and handles for damage that could affect portability and safety.
- Keep the unit clean by wiping it down after use and storing it in a dry location away from corrosive chemicals.
- Store with fuel stabilizer or run the engine dry before long-term storage to prevent fuel system clogs.
- Test the low-oil shutdown feature (if equipped) annually to ensure it’s functioning properly.
- Winterize properly by running antifreeze through the pump if you live in freezing climates.
FAQs About Gas Pressure Washers
Should I choose a gas or electric pressure washer?
It depends on which benefits and drawbacks you’re willing to deal with. Gas pressure washers offer more power and mobility since they don’t require electrical outlets, making them ideal for large properties and tough cleaning jobs. However, they’re heavier, louder, require more maintenance, and produce emissions. Electric models are quieter, lighter, and easier to maintain, but limited by cord length and typically offer less cleaning power.
Can I use hot water in my gas pressure washer?
No, standard residential pressure washers are designed for cold water only and can get seriously damaged by hot water. The seals, pump components, and hoses aren’t built to handle high temperatures. Only commercial hot-water pressure washers are designed for use with heated water.
What PSI and GPM do I need for home use?
Most homeowners find that 2,500–3,500 PSI with 2.3–2.5 GPM handles virtually all residential tasks effectively. Lower pressure (2,500 PSI) works well for cars, siding, and decks, while higher pressure (3,000 PSI or higher) tackles concrete, driveways, and heavy buildup. Don’t over-buy. Excessive pressure can damage surfaces you’re trying to clean.
Is it safe to pressure wash my car?
Yes, but use the widest spray pattern (40-degree nozzle) and keep the nozzle at least 12 inches from the vehicle surface. Never use narrow nozzles or get too close, as you can damage paint, force water into seals, or strip off trim pieces. Work from top to bottom and rinse thoroughly.
How do I winterize my pressure washer?
Winterization of a pressure washer involves running the engine dry or adding fuel stabilizer, then flushing the pump with antifreeze designed for pressure washers. This prevents fuel system problems and pump damage from freezing water. Store the unit in a dry, protected location away from freezing temperatures.
Our Methodology
To provide our readers with the best gas pressure washer recommendations possible, we used several key sources of information to help guide our selection process.
- Initial research: Our research process began by generating a list of gas-powered pressure washers with a significant number of verified buyer reviews and an average customer review rating of 4–5 stars on Amazon. We examined both positive and negative reviews, focusing on real-world performance and feedback from homeowners who have used these machines for typical residential cleaning tasks, such as driveway cleaning, deck maintenance, and vehicle washing.
- Expert insights: Through years of researching outdoor power equipment, we’ve learned that listening to what others have to say is key to building accurate, well-rounded articles. To complement our in-house expertise, our team analyzed reviews and videos from trusted publications and independent testers, spoke with small engine mechanics and professional contractors, and drew insights from reader contributions regarding long-term reliability and maintenance experiences.
- Final product selection: We began fine-tuning our list by replacing older models with the latest versions and eliminating any discontinued gas pressure washer models. From there, we pared the list down by comparing each model’s engine specifications, pump quality, PSI and GPM output, build construction, and warranty coverage. This helped us select best-in-class pressure washer options for a variety of cleaning needs, budgets, and property sizes—from compact units for occasional use to heavy-duty models for demanding homeowner applications.
Why You Can Trust Us
This Old House has empowered homeowners and do-it-yourself (DIY) enthusiasts for more than four decades with top-notch home improvement advice in the form of television programs, print media, and digital content.
Our team focuses on creating in-depth product and service review content. To date, we’ve published over 1,600 reviews on products for the home, from doorbell cameras and dining room decor to circular saws and snow blowers.
Once we conclude the research and testing phases, we craft a comprehensive, user-friendly article of recommended products and additional information to help our readers make the right purchase.
