Westinghouse WPX3000
#10 in GasFull review
A light, low cost washer for homeowners with occasional deck and car jobs. Buyers who use soap often should look at the WPX3400 with its built-in tank.
Amazon $299$299
The Westinghouse WPX3000 is the better pressure washer overall, rated 3.3 to 3.0. The Westinghouse WPX3000 leads on warranty. The Simpson Clean Machine 2900 PSI wins on value. The Simpson Clean Machine 2900 PSI costs $20.26 less ($278.74 vs $299).
Simpson Clean Machine 2900 PSI
#15 in GasFull review
A cheap, light gas washer for occasional deck and patio cleaning. Buyers who wash a lot of concrete will want more flow and a longer warranty.
Amazon $278.74$278.74
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 Westinghouse WPX3000 for warranty (3-year warranty vs 1-year warranty).
- Choose the Simpson Clean Machine 2900 PSI for value ($40.05 per 1,000 cleaning units ($278.74, 6,960) vs $43.33 per 1,000 cleaning units ($299, 6,900)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every gas pressure washer; a clear win is highlighted. How we rank explains each one.
| Factor weight | Westinghouse WPX3000 | Simpson Clean Machine 2900 PSI |
|---|---|---|
| Overall rating | 3.3/5 | 3.0/5 |
| Value 35% | 77 $43.33 per 1,000 cleaning units ($299, 6,900) | 86 $40.05 per 1,000 cleaning units ($278.74, 6,960) |
| Cleaning power 30% | 32 6,900 cleaning units (3,000 PSI x 2.3 GPM) | 33 6,960 cleaning units (2,900 PSI x 2.4 GPM) |
| Hose 10% | 33 25 ft hose | 33 25 ft hose |
| Warranty 25% | 50 3-year warranty | 0 1-year warranty |
Specifications
| Westinghouse WPX3000 | Simpson Clean Machine 2900 PSI | |
|---|---|---|
| Cleaning | ||
| Pressure | 3,000 PSI | 2,900 PSI |
| Flow | 2.3 GPM | 2.4 GPM |
| Cleaning units | 6,900 | 6,960 |
| Nozzles included | 4 | 4 |
| Detergent | Siphon tube | Siphon tube |
| Power | ||
| Power | Gas | Gas |
| Engine or motor | 212 cc (Westinghouse OHV) | 170 cc (Simpson CT170) |
| Pump | Axial cam | Axial cam |
| CARB compliant | No | No |
| Build | ||
| Hose | 25 ft | 25 ft |
| Weight | 50.7 lb | 50 lb |
| Warranty | 3 years | 1 year |