Karcher K3 Power Control
#4 in ElectricFull review
A light, easy to control washer for cars, bikes and patios with a pressure display on the gun. A good pick for apartment and small home owners.
Amazon $175.99 Karcher $139.99$139.99
3.4/5
A cheap, compact washer for cars, patio furniture and decks, with a longer warranty than most at this price.
- 1,900 PSIPressure
- 1.2 GPMFlow
- 25 ftHose
- 3 yearsWarranty
Check price at Amazon$139
Price checked October 31, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Only 19 lb and 16.5 in tall, it tucks onto a garage shelf
- Four swivel wheels and a low stance make it hard to tip over when you tug the hose
- Five tips including turbo, plus a 20 oz soap tank
- 3 year warranty at a budget price
Cons
- Rated 1900 PSI is modest for concrete
- Cord length and motor rating are not published
- Small 20 oz soap tank needs refilling on big jobs
The Westinghouse ePX family
Every Westinghouse ePX model we rank, smallest first. Ratings compare each against its own power source.
| Model | Pressure | Rating | Price |
|---|---|---|---|
| Westinghouse ePX3100 (this one) | 1,900 PSI | 3.4/5 | $139 |
| Westinghouse ePX3500 | 2,000 PSI | 3.3/5 | $169 |
How it scores
The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its power source. How we rank explains each one.
Specifications
| Model number | ePX3100 |
|---|---|
| Cleaning | |
| Pressure | 1,900 PSI |
| Flow | 1.2 GPM |
| Cleaning units | 2,356 |
| Nozzles included | 5 |
| Detergent | Onboard tank |
| Power | |
| Power | Electric |
| Total stop | Yes |
| Build | |
| Hose | 25 ft |
| Weight | 19 lb |
| Warranty | 3 years |
Alternatives in this power source
Westinghouse WPX3400e
#5 in ElectricFull review
A top end plug-in washer for concrete and siding, rated at a true 3000 PSI. Buyers who want faster rinsing should still look at gas.
Amazon $375$375
Greenworks Pro 2700 PSI GPW2702A
#7 in ElectricFull review
A brushless 2700 PSI washer with a big soap tank for siding and driveways. Compare prices with the 3000 PSI model first.
Amazon $379$379
Compare
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