Westinghouse WPX4400 vs Westinghouse WPX3800
Two of the gas pressure washers in our best gas pressure washers: westinghouse, champion & wen comparison, lined up spec by spec. Every figure comes from the manufacturer pages linked below, and the scores use the same published formula as the full ranking.
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Best for: Most pressure and flow here: 4,400 PSI at 4.2 GPM
Check price at AmazonBest for: 3,800 PSI at 3.6 GPM with triplex pump
Check price at AmazonSpec-by-spec comparison
Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.
| Spec | Westinghouse WPX4400 | Westinghouse WPX3800 | Weight |
|---|---|---|---|
| PressureThe maker's listed pressure. | 4400 PSI | 3800 PSI | 30% |
| FlowThe maker's listed water flow. More flow rinses faster. | 4.2 GPM | 3.6 GPM | 25% |
| Cleaning units (computed)Computed: listed PSI × listed GPM. | 18480 CU | 13680 CU | 20% |
| High-pressure hose lengthLonger hoses mean less moving the unit. | 50 ft | 35 ft | 10% |
| Triplex pumpYes when the maker lists a triplex (plunger) pump, which is typically serviceable and longer-lived than an axial cam pump. | Yes | Yes | 10% |
| WeightThe maker's listed weight. | 142 lb | 91 lb | 5% |
| Cleaning units basis | computed: 4,400 PSI × 4.2 GPM | computed: 3,800 PSI × 3.6 GPM | info |
| Pump | 3-Piston Triplex | 3-Piston Triplex | info |
| Engine | 420cc | 274cc | info |
| CARB | No (per maker) | No (per maker) | info |
| GenPick score | 9.5/10 | 6.6/10 | 100% |
Where each one comes out ahead
Westinghouse WPX4400
Better published figure on: Pressure, Flow, Cleaning units (computed), High-pressure hose length.
What we like
- Top pressure in this comparison (4400 PSI)
- Top flow in this comparison (4.2 GPM)
- Top cleaning units (computed) in this comparison (18480 CU)
- Top high-pressure hose length in this comparison (50 ft)
Watch out for
- Highest weight in this comparison (142 lb)
Westinghouse WPX3800
Better published figure on: Weight.
What we like
Watch out for
Verdict
The WPX4400 lists 4,400 vs 3,800 PSI, 4.2 vs 3.6 GPM and a 50 vs 35 ft hose, but weighs 142 vs 91 lb.
- Westinghouse WPX4400: Westinghouse: WPX4400 gas pressure washer
- Westinghouse WPX3800: Westinghouse: WPX3800 gas pressure washer