The 5 Best Cordless Power Washers for When Portability is Key

10 min readA pressure washer is a powerful and handy tool for taking care of major cleaning projects around the house, but a cordless version can be a handy asset for tackling lighter-duty tasks without the need for a power outlet or gas refills.These battery-powered machines don’t deliver the raw, grime-vaporizing power of their corded or gas-powered siblings, but they’re well-suited to washing vehicles and removing mild dirt buildup on outdoor furniture and surfaces.Cordless pressure washers are also compact and can be conveniently stored when not in use. If you’re realistic about this portable tool’s power and runtime capabilities, it can be a practical alternative to a more robust (and expensive) counterpart.When shopping for a cordless pressure washer, focus on key features that match up with your specific cleaning needs. Consider the GPM (gallons per minute) and PSI (pounds per square inch), which will help you choose the tool with the right cleaning power and intensity for your projects. Expect at least 300 to 600 PSI for handheld pressure washers and up to 2000 PSI from wheeled versions. Look for models that offer 15- to 30 minutes of battery runtime, and keep in mind that higher-capacity batteries may provide longer use but will also increase weight and cost.Many cordless models can draw water from any container or natural water source, making them ideal for remote locations. If it’s versatility you want, check if multiple spray patterns or nozzle tips are included. Pricing varies depending on power and features, but expect to spend at least $100 on a handheld, and up to $500 on a higher-end wheeled version. Read on to find what's right for you.Best Overall: Worx WG644 Cordless Power Washer​Best Budget: Black & Decker BCPW350C1​Best Handheld Performance: DeWalt DCPW550P1 Cordless Power Washer​Most Versatile: EGO Power+ HPW2105 56-Volt Cordless Pressure Washer​Best Hybrid: Greenworks Hybrid 60V 3000 PSI at 2.0 GPM Electric Pressure Washer 5128202T​Full Reviews ProsDecent power output for priceTwo pressure settings preserve battery lifeIncludes LED battery level indicatorConsLacks dedicated soap dispenserRelatively low output compared to wheeled cordless modelsKey SpecsPower Source40V (2 x 2.0Ah batteries)Max Cleaning Power450 PSI (290 PSI on “low” setting)Max Flow.9 GPMWeight7 lbsSpray OptionsRotating nozzle with four settingsOffering a useful balance of power, price, and functionality, the Worx WG644 remains our Best Overall cordless pressure washer. Because of its user-friendly design and reliable performance during my testing process—and without the premium price tag of more powerful models—the Worx WG644 is the top all-around option for a range of light-duty cleaning tasks.Although its cleaning capability is in a totally different ballpark than a corded or gas-powered machine (from 1500 to 3000+ psi) the Worx’s 450 max PSI (powered by twin 20V batteries) suits lighter-duty washing tasks. During my tests, the Worx did a great job of washing away road grime and soap residue from my compact SUV in about 10 minutes, and effectively removed several months of outdoor grime buildup on a pair of plastic patio chairs. Its two-speed settings allow you to conserve battery power (and water if using the siphon hose) for jobs that don’t demand max power, like blasting off dried bird droppings (a task I was unable to accomplish when doing a side-by-side comparison with just a garden hose nozzle sprayer).The runtime of the twin batteries lasted 12 to 14 minutes, and it will depend on your work requirements, so figure just enough for a decent car wash. The battery level indicator is conveniently located inside the handle for easy visibility, preventing you from running out of juice unexpectedly.After testing a slew of corded pressure washers recently, and constantly wrangling their power cords, I enjoyed the convenient mobility of the Worx’s cordless operation and lighter weight so I could walk around the yard with ease. Its 7-pound weight isn’t exactly featherweight, but I appreciated the little bit of heft it provided, making it easier to control the direction during full blast. I also valued the relatively quiet operation, and its 85 dB reading was practically non-existent compared to the corded models I’ve tested recently.If you just need a quick blast of high-powered water for a relatively light-duty washing task, and prefer not to deal with extension cords and hunting for an outlet, this is a fun, effective little tool to have around.ProsLightweight and comfortable to useWell-balanced feel Can use garden hose or freshwater sourceConsShort battery life limits practicality—best for smaller tasksRelatively low power outputKey SpecsPower Source20V (1.5Ah battery)Max Cleaning Power350 PSIMax Flow.5 GPMWeight5.1 lbAttachmentsN/ASiphon Hose Length20 ft.Noise82.8 dBAs the most affordable option we recommend, the Black & Decker BCPW350C1 delivers functionality for light-duty users. With 350 PSI and 0.5 GPM, it's not going to strip paint—far from it—but it handles everyday cleaning tasks like rinsing outdoor furniture and bikes without issue.At just 5.1 pounds (the lightest option of our picks), our test team found the battery placement under the pistol grip created a well-balanced tool that's comfortable to use for extended periods. The 1.5Ah battery lasted about 8 minutes during tests—enough for quick cleanup jobs but not to wash an entire driveway. For that, you’ll want another battery and charger. With its 82 dB reading measured, it's also one of the quieter options.ProsUseful combination of power and flow rateBuilt-in tip storage for quick accessIncludes a soap bottle for vehicle cleaningConsHeavier than most handheld optionsKey SpecsPower Source20V (5.0 Ah battery)Max Cleaning Power550 PSIMax Flow.9 GPMWeight9.9 lbAttachmentsthree spray tips and soap bottleSiphon Hose Length20 ft.Noise85 dBFor pure performance, this DeWalt model proved to be the best of all the handheld options here. Its 550 PSI and 0.9 GPM delivered impressive cleaning power considering its compact size, and our test team appreciated its versatility. The four interchangeable spray tips are conveniently stored on the unit itself (a huge perk for those who tend to lose small parts and accessories).One of the reasons I didn’t consider this for Best Overall is due to its nearly 10-pound weight, although that may not be an issue for users who prefer something a bit beefier to handle. It’s not exactly cheap, but for users prioritizing cleaning power and versatility over budget considerations, the DeWalt DCPW550P1 represents the premium choice in handheld pressure washers.ProsHigh PSI is capable of heavier-duty tasks than most cordless options5 tip options for maximum customizationLarge-capacity battery for extended runtimeConsHeaviest of our recommendationsNot as portable as handheld optionsKey SpecsPower Source56V (6.0Ah battery)Max Cleaning Power2100 PSIMax Flow1.2 GPMWeight40 lbAttachmentsextension wand, turbo nozzle, 4 nozzle tips, foam cannonHose Length25 ftOffering commercial-grade power in a cordless package, the EGO Power+ HPW2105 takes portable cleaning to a whole new level. Although we haven’t tested this model yet, the impressive 2100 PSI with 1.2 GPM flow rate of this 56V beast bodes well for its ability to handle a wider variety of tasks than the average cordless pressure washer. The claimed runtime for the substantial 6.0Ah battery is 30 minutes—long enough to tackle multiple cleaning projects without the need to constantly recharge.Included with this model are accessories to further maximize its versatility. Four specialized spray tips let you customize your cleaning approach from light-duty washing and rinsing to more intense surface grime removal. Its 25-foot siphon hose (longer than the typical 20-foot options) with built-in filter allows you to draw water from buckets, rain barrels, or even lakes when no faucet is available. The included foam cannon is especially convenient for washing vehicles, creating that thick, clingy soap that the professionals use.The EGO is at the pricier end of the spectrum, and its 40-pound weight means it's not exactly grab-and-go, but for homeowners who need serious cleaning power without the hassle of a gas engine or an extension cord, this delivers functionality that rivals many plug-in units.ProsAllows you to choose between battery or corded power On-board soap tank for larger cleaning tasksHigh output for an electric modelConsBattery and charger not included Key SpecsPower Source60V (battery not included)Max Cleaning Power3000 PSIMax Flow2.0 GPMWeight38.2 lb (without battery)Attachments5 nozzle tipsHose Length25 ftBy including a power cord in addition to its battery system (though battery and charger are not included with this version), this hybrid model combines cordless portability and unlimited runtime (at least under the right circumstances) in a single unit. This innovative design allows you to operate cordlessly using battery power for remote cleaning tasks or plug into an outlet for extended operation during bigger projects (or as a convenient insurance policy when your battery dies with just a minute or two of your task remaining).Regardless of power mode, this 60V washer delivers an impressive amount of cleaning power—its 3000 psi and 2.0 GPM flow rate far exceed our other options—ranking it right up there with dedicated corded models.The Expert: I’m a former residential and commercial carpenter turned freelance writer who specializes in the home improvement space. In addition to Popular Mechanics, I’ve used my expertise and knowledge to write about DIY, tool, and home products for Business Insider, Family Handyman, and CNN Underscored. Beyond my carpentry experience, I also worked for years as a member of a large landscaping crew that used several gas-powered pressure washers and have years of experience testing a variety of gas and electric (including cordless) models. Ever since my first time pressure washing my uncle’s deck with a high-powered gas machine, and subsequently spending an extra weekend fixing my mistakes, I’ve come to respect the power of these products and the versatility they bring to the table.What to ConsiderThere are a few key factors to take into consideration before pulling the trigger—pun intended. We’ll quickly go through some of the top factors.Gallons Per MinuteUnderstanding GPM (gallons per minute) helps you to determine a cordless pressure washer's cleaning efficiency and coverage area. GPM measures water flow volume—essentially how much water the unit pumps through the nozzle each minute. Higher GPM ratings (typically ranging from 0.5 to 2.0 for cordless models) provide superior rinsing ability so you can cover larger surface areas more quickly.With cordless pressure washers, this is particularly useful when washing vehicles or removing soap residue from outdoor furniture. Models with a higher GPM also tend to be more effective at flushing away loose debris and dirt particles, minimizing the overall time spent on cleaning tasks. That said, higher GPM typically requires more powerful pumps and larger batteries, which naturally impact portability and runtime.Pounds Per Square InchPSI, which stands for pounds per square inch, indicates water pressure intensity—the force behind the stream of water hitting the surface you’re cleaning. Higher PSI, which ranges from 300 to 2000 in cordless units, compared to 500 to 3000 in corded options, delivers more aggressive cleaning power for stubborn stains, embedded grime, and tough-to-remove buildup like mud or mildew.Excessive PSI, however, can also work against you and damage delicate surfaces like car paint or soft wood. This is why so many cordless pressure washers include adjustable nozzles or multiple spray tips—they give you the ability to control pressure intensity for different cleaning tasks.How GPM and PSI Work TogetherTo better understand how these two factors relate, think of a garden hose. Putting your thumb over the nozzle releases slightly less water (lower GPM), but at a higher pressure (increased PSI); removing your thumb produces more water with weaker pressure.The best overall cleaning performance comes from a balanced combination of both—a washer with moderate PSI (450+) and decent GPM (0.9+) typically outperforms a unit (at least when it comes to all-around, general use) with extremely high PSI but minimal water flow.For light-duty household tasks, models like the Worx (450 PSI/0.9 GPM) offer sufficient power, while heavier-duty options like the EGO (2100 PSI/1.2 GPM) tackle tougher jobs but sacrifice portability and require larger batteries to provide a reasonable runtime.FunctionalityLook for a pressure washer that includes a collection of spray tips, or has adjustable nozzles for on-the-fly customization. This lets you select the best output setting for your specific task, from wide fan sprays for gentle cleaning to concentrated jets for stubborn grime. Some pressure washers also have detachable foam cannons or soap applicators, which are especially useful for cleaning vehicles and home siding. A built-in soap tank is helpful for larger-scale projects.RuntimeBattery runtime directly impacts the scope of cleaning tasks that you can complete in one session, so consider the capacity of the model you have in mind. Most cordless pressure washers provide between 7 and 30 minutes on a single charge—depending on the intensity—with higher-capacity batteries (measured in Ah) delivering longer performance.Consider your typical cleaning needs—smaller 1.5Ah batteries (like in the Black & Decker BCPW350C1) might suffice for quick jobs while 5.0Ah or 6.0Ah batteries (used by the DeWalt DCPW550P1 and EGO Power+ HPW2105) are better for larger projects. If you want maximum flexibility, consider models with compatible batteries across a manufacturer's tool ecosystem, or hybrid units like the Greenworks Hybrid 60V, which also offers corded power for unlimited runtime (when electrical outlets are accessible).PortabilityFeatures like ergonomic handles, comfortable rubber grips, balanced weight distribution on handheld options, wheeled bases, and top-mounted carrying handles on full-size options can all increase portability. Weight affects mobility, so think about what you’re comfortable holding and carrying around.Look for handheld versions in the 5- to 10-pound range for optimal versatility—that’s relatively light for comfortable operation during cleaning tasks, yet substantial enough to offer adequate battery capacity and pump power. Choose an option that’s comfortable to use yet provides the power and features to best match your needs.For instance, lighter, handheld models like the Worx WG644, which I tested for this most recent update, translated to easier transportation between cleaning locations, and there was minimal user fatigue, but its twin 2.0Ah batteries lacked the runtime of a wheeled option like the EGO Power+ HPW2105 and its 6.0Ah battery.Larger, wheeled models, of course, aren’t as convenient to haul from place to place (they can weigh 20- to 30 pounds more), but if you need it, their superior firepower could be worth the trade-off. Wheeled models are ideal for tackling larger cleaning projects like washing multiple vehicles, cleaning large decks or spacious patio areas, or handling tougher jobs that require sustained cleaning power over longer periods (that a less-powerful handheld unit wouldn’t be able to accomplish).Note: All the models below have a siphon hose so that you can draw water from alternative sources, which greatly enhances portability and usefulness in locations without direct water connections.NoiseFor the sake of your eardrums (and peaceful neighborhood relations), don’t overlook the loudness factor. Cordless units are marginally quieter (and less powerful) than the regular variety. Despite the disparity between noise and performance, you can relax knowing that most of these models put out less than a mild 85 decibels, essentially the volume of a hair dryer. That said, larger wheeled units are more likely to be louder, so keep that in mind if quiet operation is a priority.How We SelectedTrevor RaabMy personal experience guided my recommendations below. I’ve used gas, corded, and battery-powered models over the years for tasks like blasting grime off plastic patio furniture and inside trash cans, cleaning driveways and sidewalks, detailing cars, and removing mildew from decks. Although I prefer the raw power of a gas-powered option, I’ve come to appreciate the versatility of corded and cordless electric models over the years.Additionally, I relied on the prior research and testing by Kevin Cortez and Matt Crisara to make my final selections. I evaluated existing recommendations, and then sourced and tested the Best Overall to gather further insight and to double-check that it still met our standards for this title. After further review of the DeWalt DCPW550P1and Black & Decker BCPW350C1, I kept those selections as well.To round out my picks, I added a pair of wheeled options— the EGO Power+ HPW2105 and Greenworks Hybrid 60V —for those who need more power (and are comfortable sacrificing some mobility). I haven’t had a chance to demo either of these models yet, but I plan to test both in the coming weeks and will share my experiences in a future update.FAQs with Our Expert, Alex RennieNeed more car gear? Check out our picks for the best car cleaning kits, carpet cleaners, and car cleaning essentials.Alex Rennie is a freelance writer who specializes in the Home Improvement, DIY, and Tool space. As a former residential and commercial carpenter, Alex uses his hands-on experience to write practical buying guides, how-to articles, and product reviews. His work has also appeared in Business Insider's Insider Picks, and before his writing career, he was a full-time carpenter living in New York City. There, he worked as part of a team designing, building, and installing large furniture pieces, as well as performing a variety of home repair and maintenance projects. Alex currently lives in Los Angeles, CA, and spends his free time exploring the beaches and mountains with his fiancé and their dog Louie.Kevin Cortez is an editor for Runner's World, Bicycling, and Popular Mechanics covering reviews. A culture and product journalist for over ten years, he’s an expert in men’s style, technology, gaming, coffee, e-bikes, hiking, gear, and all things outdoors. He most recently worked as the Style Editor for Reviewed, a top product recommendation site owned by USA TODAY. He also helped with the launch of WSJ's Buy Side commerce vertical, and has covered the music and podcast industries for Mass Appeal, Genius, Vulture, Leafly, Input, and The A.V. Club. Equally passionate about leisure as he is his penmanship, Kevin dedicates his spare time to graphic novels, birding, making cold brew, and taking long, meandering walks.Matt Crisara is a native Austinite who has an unbridled passion for cars and motorsports, both foreign and domestic. He was previously a contributing writer for Motor1 following internships at Circuit Of The Americas F1 Track and Speed City, an Austin radio broadcaster focused on the world of motor racing. He earned a bachelor’s degree from the University of Arizona School of Journalism, where he raced mountain bikes with the University Club Team. When he isn’t working, he enjoys sim-racing, FPV drones, and the great outdoors.