Karcher K 3000 E
#3 in ElectricFull review
Karcher’s most powerful plug-in washer, for homeowners who want near gas cleaning on driveways and decks. It costs as much as many gas washers.
Amazon $449.98$449.98
The Karcher K 3000 E and the Westinghouse WPX3400e are evenly matched, rated 3.5 and 3.4. The Karcher K 3000 E leads on hose. The Westinghouse WPX3400e wins on value. The Westinghouse WPX3400e costs $74.98 less ($375 vs $449.98).
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
Prices were last checked October 31, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Karcher K 3000 E for hose (35 ft hose vs 25 ft hose).
- Choose the Westinghouse WPX3400e for value ($113.64 per 1,000 cleaning units ($375, 3,300) vs $136.36 per 1,000 cleaning units ($449.98, 3,300)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every electric pressure washer; a clear win is highlighted. How we rank explains each one.
| Factor weight | Karcher K 3000 E | Westinghouse WPX3400e |
|---|---|---|
| Overall rating | 3.5/5 | 3.4/5 |
| Value 35% | 13 $136.36 per 1,000 cleaning units ($449.98, 3,300) | 27 $113.64 per 1,000 cleaning units ($375, 3,300) |
| Cleaning power 30% | 100 3,300 cleaning units (3,000 PSI x 1.1 GPM) | 100 3,300 cleaning units (3,000 PSI x 1.1 GPM) |
| Hose 10% | 100 35 ft hose | 33 25 ft hose |
| Warranty 25% | 50 warranty not published (neutral score used) | 50 3-year warranty |
Specifications
| Karcher K 3000 E | Westinghouse WPX3400e | |
|---|---|---|
| Cleaning | ||
| Pressure | 3,000 PSI | 3,000 PSI |
| Flow | 1.1 GPM | 1.1 GPM |
| Cleaning units | 3,300 | 3,300 |
| Nozzles included | 5 | 5 |
| Detergent | Onboard tank | Onboard tank |
| Power | ||
| Power | Electric | Electric |
| Engine or motor | 15 A, brushless | - |
| Pump | - | Axial cam |
| Total stop | - | Yes |
| Build | ||
| Hose | 35 ft | 25 ft |
| Power cord | 35 ft | 35 ft |
| Warranty | - | 3 years |