Westinghouse WPX4400 vs Westinghouse WPX3600
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: 3,600 PSI triplex with 35 ft hose
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 WPX3600 | Weight |
|---|---|---|---|
| PressureThe maker's listed pressure. | 4400 PSI | 3600 PSI | 30% |
| FlowThe maker's listed water flow. More flow rinses faster. | 4.2 GPM | 2.7 GPM | 25% |
| Cleaning units (computed)Computed: listed PSI × listed GPM. | 18480 CU | 9720 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 | 79 lb | 5% |
| Cleaning units basis | computed: 4,400 PSI × 4.2 GPM | computed: 3,600 PSI × 2.7 GPM | info |
| Pump | 3-Piston Triplex | 3-Piston Triplex | info |
| Engine | 420cc | 212cc | info |
| CARB | No (per maker) | No (per maker) | info |
| GenPick score | 9.5/10 | 4.7/10 | 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 WPX3600
Better published figure on: Weight.
What we like
Watch out for
Verdict
On published specs, the Westinghouse WPX4400 scores higher (9.5 vs 4.7). Specs don't capture sound character or feel, so weigh the pros and cons above too.
- Choose the Westinghouse WPX4400 if this sounds like you: most pressure and flow here: 4,400 PSI at 4.2 GPM.
- Choose the Westinghouse WPX3600 if this sounds like you: 3,600 PSI triplex with 35 ft hose.
- Westinghouse WPX4400: Westinghouse: WPX4400 gas pressure washer
- Westinghouse WPX3600: Westinghouse: WPX3600 gas pressure washer