The Best Pressure Washers for Cars, Tested and Reviewed

While automobile owners can absolutely use a garden hose and a bucket of soapy water to keep their cars clean, a pressure washer for cars blows that method out of the water. We tested six pressure washer tools designed for use on cars before landing on a favorite: the ProFlow PM2000 from Chemical Guys, which took top honors thanks to its 2030 max PSI, four spray tips, and rolling caster wheels that made it super easy to maneuver. 

While pressure washers speed up the process of washing a car, many are far too powerful and will damage a car’s finish. To ensure we selected and tested options appropriate for automobiles, we enlisted the help of Isaac Lee, senior vice president of operations for San Diego-based car wash Soapy Joe’s. Read on to see the best pressure washers for cars and find out how the following models earned a spot on our lineup.

1. BEST OVERALL: Chemical Guys ProFlow PM2000 Electric Pressure Washer
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2. BEST BANG FOR THE BUCK: Ryobi RY1419MT Electric Pressure Washer
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3. BEST HAND CARRY: Westinghouse ePX3100v Electric Pressure Washer
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4. BEST FOR BIG JOBS: Greenworks GPW3000 Cold Water Electric Pressure Washer
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5. BEST WALL-MOUNTED: Giraffe Tools Grandfalls Pro Pressure Washer
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Pressure Washer for Cars Comparison

Our Top Picks

The list below includes pressure washers best suited for washing a car. These models produce a safe amount of pressure for cleaning vehicles and come with accessories and features that make the job easier. 

Our Ratings

Leave it to a company that specializes in car-specific products to understand exactly what auto owners need in a pressure washer for cleaning their cars at home. We’ve used high-PSI washers in the past to clean cars, and we’ve had to stand way back to keep from damaging the car’s finish. But with the ProFlow 2000, washing our cars was simple, safe, and quick. 

We liked the shorter-than-average wash gun, which made it easier to wash the tops of the cars, but that wasn’t our favorite thing about the ProFlow. What we liked most were its four caster wheels, which allowed the washer to roll smoothly along behind us as we tested—no struggling or tugging needed. If you’ve ever had to hold the washing wand in one hand and tilt and put a pressure washer with the other, you’ll know what we mean.

The ProFlow PM2000 has a 25-foot flexible hose and a 35-foot cord, so we were able to park anywhere on the driveway and wash all sides of the cars. The washer comes with four spray tips and provides a max PSI of 2030 and a flow rate of 1.77 GPM, which is just right for washing cars. 

What our tester says: “I couldn’t get over how smoothly the ProFlow 2000 rolled behind me while I washed my car. I didn’t have to lift it, tug on it, or push it. Just a gentle pull on the hose, and it followed me around like a puppy.”—Glenda Taylor, Product Reviews writer and tester

Get the Chemical Guys pressure washer for cars from Chemical Guys.

Our Ratings

You don’t have to spend a lot to get a good pressure washer for washing cars. Ryobi’s 1900 PSI RY1419MT is economical, user-friendly, and comes with a convenient built-in detergent reservoir-—just add car wash soap for pressure washers for extra cleaning power.

We liked how compact this unit was and that it came with a handle, which allowed us to carry it along as we tested. Its 1900 PSI delivered plenty of pressure for powering away highway dirt and grime, and it comes with a 25-foot hose that delivers a 1.2 GPM flow rate.

We appreciated the hose and cord storage, but if we could change one thing, it would be for Ryobi to put four rolling caster wheels on this model rather than two rear wheels and a telescoping handle. We constantly had to bend over and tilt up the washer to pull it along behind us. 

But other than that inconvenience, this model does a great job cleaning cars, bicycles, motorcycles, and more at an affordable price point. Like other Ryobi pressure washers, it lives up to the brand’s reputation. 

Get the Ryobi pressure washer for cars at The Home Depot. 

Our Ratings

If you’re looking for something compact enough to carry along while washing the car, check out this electric pressure washer from Westinghouse. At 18 pounds, we found it lightweight enough to carry for quick jobs, something that’s not possible with many other pressure washers. It’s worth noting, though, that it did start feeling a tad cumbersome for longer tests when we needed to set it down frequently to pull kinks out of the hose or switch spray tips.

The foam cannon was great. It quickly covered the cars with foamy detergent that loosened soil and grime so we could rinse it away. 

With a maximum pressure rating of 2100 PSI and a 1.76 GPM flow rate, the Westinghouse is well-designed for car washing. It comes with three spray tips and a mid-size wash wand that we found suitable for reaching most parts of the cars, including the undercarriages. 

This model also has a GFCI plug, which many of the others we tested didn’t. We really appreciated this additional safety feature. Overall, this is a great little compact pressure washer that won’t take up too much room in a garage. 

Get the Westinghouse pressure washer for cars at Amazon, Lowe’s, or The Home Depot.

Our Ratings

For those seeking a unit capable of blasting away serious dirt and grime under wheel wells and truck undercarriages, it’s hard to beat the Greenworks 3000 PSI pressure washer. 

This model delivers more pressure than the others we tested for washing cars, so we took care not to get too close to the car’s finish during testing. One of the nicest features is its detergent tank, which holds car wash soap for pressure washers. When we paired this with its soap spray tip, we were able to apply a thick, foamy layer of soap that effectively dissolved dirt, allowing us to rinse it away.

The Greenworks comes with four spray tips and a turbo tip for powering off caked-on dirt and mud. We like that it can be stored vertically along a wall in the garage, as well as the fact that it comes with large 10-inch never-flat tires. 

If you’re just looking for a pressure washer for quick car cleanups, this much pressure may be too much. But if you live on an unpaved road, go off-roading frequently, or pull a truck onto muddy jobsites, the Greenworks offers enough power to get vehicles clean again. 

What our tester says: “I love the extra power of the Greenworks GPW3000. After blasting the caked-on mud from my car’s undercarriage, I moved my car and used the pressure washer to clean the driveway, too.”—Glenda Taylor, Product Reviews tester and writer

Read our full review: Greenworks GPW3000 Cold Water Electric Pressure Washer

Get the Greenworks pressure washer for cars at Amazon, Walmart, Best Buy, or Greenworks.

Our Ratings

After a month of testing the Giraffe Tools Grandfalls Retractable Pressure Washer Pro at my home in Florida, it’s clear this isn’t your typical drag-it-out-of-the-garage pressure washer. This is a wall-mounted, always-ready system that could change how often you actually clean things. Installation was straightforward but not tool-free—you’ll need a drill to secure it into studs or, in my case, brick—but once it’s up, there’s no hauling a unit around or unraveling hoses. One of the standout features is the 100-foot retractable hose, which let me cover my entire driveway and most of the front of the house without moving the unit, though we occasionally had to guide the hose by hand to get it to retract fully.

Performance-wise, it delivers. We used it on a Florida driveway coated in dirt, algae, and grime, and it cut through buildup with ease. The 3,700 PSI rating feels legit in real-world use, and the included nozzles make it easy to dial in intensity depending on the task (the most powerful jet nozzle actually ripped into my concrete driveway, so use caution). It’s also noticeably quieter than gas models, making it more pleasant to use in a residential setting. The price point is a bit high, but if you use a pressure washer often, the convenience and performance make a strong case.

Get the Giraffe Tools pressure washer for cars at Amazon or Giraffe Tools.

Jump to Our Top Picks

How We Tested the Best Pressure Washers for Cars

We looked at more than two dozen of the best pressure washer models to choose the top ones for washing cars. We narrowed our picks for testing based on their ability to produce the appropriate pressure and flow rate for optimal cleaning power without the risk of damage. 

In our hands-on tests, we used the pressure washers to wash several vehicles over a span of 3 weeks. We noted how easy they were to assemble and whether their design was user-friendly. We tried out every feature and awarded points based on a rubric. The better a model did, the higher the points.

After testing, we averaged the points to determine our best overall pick and to categorize the others according to their best use. 

What to Consider When Choosing a Pressure Washer for Cars

Understanding the differences between various types of pressure washers—such as gas vs. electric pressure washers—is key to cleaning your car without marring the finish. As Isaac Lee told us, “It’s important to use the right cleaning products, pressure, and nozzle if you’re thinking about using a pressure washer to clean your car at home, as there is a high likelihood of cosmetic damage if it’s done wrong.”

Gas vs. Electric 

The vast majority of pressure washers for cars are electric pressure washers that top out around 3000 PSI. Most gas-powered pressure washers produce far too much water pressure to safely use on a car. 

The majority of gas pressure washers have a PSI of 3,200 or more, which, when used with narrower nozzles, can easily damage a car’s paint.

Most electric pressure washers are corded, but there are a few cordless pressure washers. Though battery-powered pressure washers don’t produce the same amount of cleaning power, they’re useful when no power outlet is nearby. 

PSI and GPM

When considering a new pressure washer, pay attention to both the water pressure (expressed in pounds per square inch, or PSI) and the flow rate (measured in gallons per minute, or GPM). We recommend choosing a model that operates at around 1,400 to 2,000 PSI and has a water flow of 1.5 to 2.5 GPM. That’s enough water pressure to remove most dirt and grime from the car’s surface without causing damage. 

“Many pressure washers come with up to five nozzles, so choosing the best one is key,” Lee says. Use a wider nozzle that’s 25 degrees or above, and keep the tip at least a foot away from the car’s surface at all times. Never use a 0-degree nozzle. It’s also a good idea to test the pressure washer on an inconspicuous part of the car first. 

Features

Pressure-washing equipment varies by model. These include nozzles of varying spray widths for applying and rinsing away pressure-washer surface cleaners. Pressure washers with more nozzles offer more versatility. 

The machines can also vary in how they distribute detergents for pressure washers. While some have soap reservoirs built into the pressure washer itself, others use soap applicator bottles that attach to the pressure washer wand. While both are effective, units with reservoirs can hold more pressure washer soap and apply more before requiring a refill. Use a pressure washer with a soap cannon that creates a thick lather of soap for better cleaning. 

Pressure washers also come with hoses that connect to the pressure-washer base. These hoses vary in length from 20 to 35 feet. The longer the hose, the greater the flexibility it has for maneuvering around a car. Choose a pressure washer with a swivel hose that resists kinking and tangling. 

Portability and Storage

Pressure washers vary in size and weight. Smaller portable pressure washers are about the size of a tool box. They typically weigh under 20 pounds and come equipped with large handles. These features make them easy to store on a shelf in a shed or garage and carry from storage to the driveway. 

Larger pressure washers are bulkier and can weigh 50 pounds or more. Most are equipped with wheels for rolling them from storage to the car. Since they’re larger, they take up more storage space in the shed or garage. 

FAQs 

Ahead, find quick answers and tips for pressure washers. Learn how a pressure washer differs from a power washer, and whether you can use one of these machines to clean the engine bay. 

Q. What is the difference between a pressure washer and a power washer?

The difference between a pressure washer and a power washer is water temperature. Whereas a pressure washer uses high-pressure cold water to clean off dirt and grime, a power washer uses pressure with hot water. Hot water pressure washers are a better option for removing tougher materials, such as gum and grease. 

Q. What is a good PSI for a pressure washer?

A good PSI for a car pressure washer is between 1,400 and 2,000 PSI. This is enough to clean difficult-to-remove materials from your car’s surface, such as oily grime, salt, and brake dust, without the risk of stripping your car’s paint finish.

Q. Can I use a pressure washer to clean my car’s engine bay?

While it is possible to use a pressure washer to clean your car’s engine bay, it’s risky. Unless you use light pressure with a nozzle that produces a broad spray, you could accidentally force water into seals and electrical components, where it can do more damage than good. Leave this job to professional detailers. 

Q. How long will a pressure washer last?

With proper maintenance, a pressure washer can last anywhere from 3 to 8 years, depending on usage frequency and build quality.

Q. Can a pressure washer damage the paint or finish of a car?

Yes, high-pressure washers or using the wrong nozzle can strip paint or damage the car’s clear coat and trim. A pressure washer for car detailing should be powerful enough to remove dirt but not so powerful that it removes the finish.

Q. Are electric or gas pressure washers better for cleaning cars?

Electric models make better automotive pressure washers due to their lower PSI, which is safer for paint and delicate surfaces.

Meet the Tester

Glenda Taylor is a contractor, product tester, and writer focusing primarily on construction, DIY tools, and home appliances. She tests a wide range of power tools as well as other home improvement, household, and lawn-and-garden products.

Additional research provided by Tony Carrick.

 

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