Westinghouse WPX3800 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.
Affiliate disclosure: We earn a commission if you buy through links on this page, at no extra cost to you. It never affects our rankings, which come from the published scoring formula. As an Amazon Associate I earn from qualifying purchases. Learn more.
Best for: 3,800 PSI at 3.6 GPM with triplex pump
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 WPX3800 | Westinghouse WPX3600 | Weight |
|---|---|---|---|
| PressureThe maker's listed pressure. | 3800 PSI | 3600 PSI | 30% |
| FlowThe maker's listed water flow. More flow rinses faster. | 3.6 GPM | 2.7 GPM | 25% |
| Cleaning units (computed)Computed: listed PSI × listed GPM. | 13680 CU | 9720 CU | 20% |
| High-pressure hose lengthLonger hoses mean less moving the unit. | 35 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. | 91 lb | 79 lb | 5% |
| Cleaning units basis | computed: 3,800 PSI × 3.6 GPM | computed: 3,600 PSI × 2.7 GPM | info |
| Pump | 3-Piston Triplex | 3-Piston Triplex | info |
| Engine | 274cc | 212cc | info |
| CARB | No (per maker) | No (per maker) | info |
| GenPick score | 6.6/10 | 4.7/10 | 100% |
Where each one comes out ahead
Westinghouse WPX3800
Better published figure on: Pressure, Flow, Cleaning units (computed).
What we like
Watch out for
Westinghouse WPX3600
Better published figure on: Weight.
What we like
Watch out for
Verdict
On published specs, the Westinghouse WPX3800 scores higher (6.6 vs 4.7). Specs don't capture sound character or feel, so weigh the pros and cons above too.
- Choose the Westinghouse WPX3800 if this sounds like you: 3,800 PSI at 3.6 GPM with triplex pump.
- Choose the Westinghouse WPX3600 if this sounds like you: 3,600 PSI triplex with 35 ft hose.
- Westinghouse WPX3800: Westinghouse: WPX3800 gas pressure washer
- Westinghouse WPX3600: Westinghouse: WPX3600 gas pressure washer