4 Best Pressure Washers 2026 (Sun Joe, Karcher, Westinghouse & Greenworks Ranked)

In This Guide

What Actually Matters in an Electric Pressure Washer
Quick Comparison Table
Editor’s Choice
1. Sun Joe SPX3000 — Best Value
2. Karcher K1700 — Best Build Quality
3. Westinghouse ePX3100 — Best Safety Features
4. Greenworks 2100 PSI — Best for Portability
Buyer’s Guide
FAQ
Final Verdict

“Max PSI” vs. Rated PSI

Manufacturers advertise a “max PSI” figure measured under ideal lab conditions that’s rarely what you get in real use. Several brands now also publish a lower “rated” or “measured” PSI alongside the headline number — when you see both, the rated figure is the more honest one to compare across brands.

GPM Matters as Much as PSI

PSI tells you how hard the water hits; GPM (gallons per minute) tells you how much water is doing the work. Two washers with the same PSI but different GPM will clean at noticeably different speeds — higher GPM rinses away loosened dirt and soap faster, which matters more for larger surfaces like driveways.

Nozzle Selection

A 0° nozzle is a pinpoint jet strong enough to etch wood or strip paint if held too close; a 40° nozzle is wide and gentle enough for cars and siding. A turbo nozzle combines a narrow, rotating jet for extra cleaning power without the full risk of a 0° tip. More nozzle options mean more control over how aggressive the spray is for a given surface.

Portability & Stability

Wheels, a telescoping handle, and a low center of gravity all make a unit easier to move around a yard without tipping over mid-spray — worth checking if you’re cleaning a large driveway or moving between a car, a deck, and siding in one session.

Best For: Anyone who wants a capable, affordable pressure washer for occasional driveway, patio, and car-washing duty.

Note: Sun Joe’s advertised 2030 PSI / 1.76 GPM figures are higher than what independent testing has measured in real-world use (closer to 1500 PSI). This gap between marketing and measured performance is common across this entire product category, not specific to Sun Joe.

Pros

✓ Cheapest option in this comparison
✓ Five nozzle tips included
✓ Dual onboard detergent tanks
✓ Lightweight at 24 lbs

Cons

✗ Advertised PSI/GPM higher than measured real-world output
✗ Hose length not published
✗ No anti-tip design features

ClarityPick Verdict: The best starting point for most buyers — strong accessory bundle, lowest price, and plenty of pressure for typical home cleaning jobs.

Best For: Buyers who want the most honestly-rated specs here and a brand with decades of pressure-washer engineering behind it.

Note: The K1700’s 1700 PSI figure is lower than the Sun Joe’s or Westinghouse’s advertised numbers, but it’s a measured spec rather than a max/lab figure — in practical terms, real-world performance across these four washers is closer than the headline PSI numbers suggest.

Pros

✓ Honestly labeled “measured” specs, not inflated max figures
✓ Longest hose in this comparison (20 ft)
✓ Turbo nozzle for faster cleaning
✓ Trusted brand with decades of pressure-washer manufacturing

Cons

✗ No dedicated onboard detergent tank
✗ Fewer nozzle options than Sun Joe
✗ Lowest headline PSI of the four (though more honestly measured)

ClarityPick Verdict: If you’d rather buy on honestly reported specs than the biggest number on the box, the K1700 is the one to trust.

Best For: Anyone cleaning on uneven ground or moving the unit frequently, where tip-over risk is a real concern.

Note: Westinghouse’s own marketing is internally inconsistent on this unit’s PSI — 2300 max appears in one spot and 1900 rated in another. Use the 1900 PSI / 1.24 GPM “rated” figures for realistic expectations rather than the higher max numbers.

Pros

✓ Anti-tip design with low center of gravity
✓ Longest hose here (25 ft)
✓ Lightest unit, 19 lbs dry
✓ Five nozzles + 20oz onboard soap tank

Cons

✗ Inconsistent PSI/GPM figures on the brand’s own site
✗ Most expensive option here
✗ Rated output lower than its own max-PSI marketing suggests

ClarityPick Verdict: The longest hose and the only real anti-tip design in this group make it a solid pick if stability and reach matter more to you than the lowest price.

Best For: Buyers who’ll be rolling the unit around the yard a lot and want wheels and a telescoping handle built in.

Note: Greenworks doesn’t publish hose length or unit weight for this model — if those specs matter for your specific use case, you may need to check current product photos or customer Q&A before buying.

Pros

✓ Wheels + telescoping handle for easy repositioning
✓ Turbo nozzle included
✓ Metal quick-connect wand
✓ Kink-resistant hose design

Cons

✗ Hose length and weight not published
✗ Most expensive option, tied with Westinghouse
✗ No onboard detergent tank mentioned

ClarityPick Verdict: Worth it if rolling the unit around the yard easily matters more to you than squeezing out every last PSI — otherwise the Sun Joe does the core job for less.

If you want the best value for occasional home use: the Sun Joe SPX3000 gives you the most nozzles and tanks for the least money — just don’t expect the advertised 2030 PSI in practice.

If you’d rather trust honestly reported specs over the biggest number on the box: the Karcher K1700’s measured PSI/GPM figures and 20-foot hose make it the straightest-shooting option here.

If you’re worried about the unit tipping over on uneven ground: the Westinghouse ePX3100’s low center of gravity and four-wheel base are purpose-built for that, plus the longest hose of the four.

If you’ll be moving the washer around a large yard frequently: the Greenworks’s telescoping handle and wheels make repositioning easier than carrying or dragging a unit by its hose.

Why do pressure washer PSI numbers vary so much between the box and reviews?

Most brands advertise a “max PSI” measured under ideal lab conditions with no hose or nozzle attached, which is higher than what you’ll see with a hose, nozzle, and real water pressure in the mix. Some brands, like Karcher here, publish a “measured” or “rated” figure instead, which is a more honest real-world estimate.

Is 1700 PSI enough to clean a driveway?

Yes — all four washers in this guide, including the Karcher at 1700 PSI, fall in the range considered adequate for driveways, patios, decks, siding, and vehicles. You’d need a gas-powered unit in the 3000+ PSI range for heavy-duty concrete stripping or commercial work, which isn’t what any of these four are built for.

What’s the difference between a 0° and a 40° nozzle?

A 0° nozzle produces a pinpoint jet with no spread — powerful enough to etch wood, strip paint, or damage soft surfaces if held too close. A 40° nozzle produces a wide fan spray that’s gentle enough for cars, siding, and general rinsing. Always start with a wider nozzle and test on an inconspicuous spot before narrowing the spray.

Can I use a pressure washer to wash my car?

Yes, with the right nozzle — a wide-angle tip (25° or 40°) kept at least a foot or two from the surface is standard for car washing. Never use a 0° pinpoint nozzle on a vehicle’s paint or glass, since it can chip paint or crack a windshield at close range.

Sun Joe SPX3000 — Best Value. 5 nozzles, dual soap tanks, 24 lbs. ~$130–$160.

Karcher K1700 — Best Build Quality. Honestly measured specs, 20 ft hose, Turbo nozzle. ~$189.99.

Westinghouse ePX3100 — Best Safety Features. Anti-tip design, 25 ft hose, lightest at 19 lbs. ~$199.00.

Greenworks 2100 PSI — Best for Portability. Wheels + telescoping handle, turbo nozzle. ~$199.99.