Simpson Clean Machine 3200 PSI
#13 in GasFull review
A light, well equipped homeowner washer for decks, siding and cars. The soap tank and turbo nozzle make it the better buy than the 2900 PSI Clean Machine.
Amazon $329$329
3.0/5
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.
- 2,900 PSIPressure
- 2.4 GPMFlow
- 25 ftHose
- 1 yearWarranty
Check price at Amazon$278.74
Price checked October 31, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Light 50 lb frame on 12 in never flat wheels is easy to lift into a car trunk
- Enough pressure for decks, fences and patio furniture at a low entry price
- Maintenance free axial pump with thermal relief protects the pump if you idle with the trigger released
Cons
- Only a 1 year warranty on the engine and pump
- No 25 degree tip, the most used general cleaning tip, so you may want to buy one
- Detergent needs a separate bucket and the siphon hose
The Simpson Clean Machine family
Every Simpson Clean Machine model we rank, smallest first. Ratings compare each against its own power source.
| Model | Pressure | Rating | Price |
|---|---|---|---|
| Simpson Clean Machine 2900 PSI (this one) | 2,900 PSI | 3.0/5 | $278.74 |
| Simpson Clean Machine 3200 PSI | 3,200 PSI | 3.2/5 | $329 |
| Simpson Clean Machine 3400 PSI | 3,400 PSI | 3.2/5 | $359 |
How it scores
The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its power source. How we rank explains each one.
Specifications
| Model number | CM61455-S |
|---|---|
| Cleaning | |
| Pressure | 2,900 PSI |
| Flow | 2.4 GPM |
| Cleaning units | 6,960 |
| Nozzles included | 4 |
| Detergent | Siphon tube |
| Power | |
| Power | Gas |
| Engine or motor | 170 cc (Simpson CT170) |
| Pump | Axial cam |
| CARB compliant | No |
| Build | |
| Hose | 25 ft |
| Weight | 50 lb |
| Warranty | 1 year |
Alternatives in this power source
Westinghouse WPX2700
#14 in GasFull review
A simple, well warrantied washer for cars, patios and decks. The WPX3400 usually costs little more and cleans noticeably faster.
Amazon $293.02$293.02
DeWalt DXPW3300 Gas
#16 in GasFull review
A homeowner washer for buyers who want a longer pump warranty than budget brands. Similar output costs less from Westinghouse.
Amazon $429$429
Compare
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