5 Best Commercial Pressure Washers
Five commercial pressure washers, including Westinghouse and SIMPSON, compared by working PSI, flow rate and pump type.
Our top 5 commercial pressure washers
Swipe to compare price, customer rating and best use →
| Product | Price | Customer rating | Best for |
|---|---|---|---|
01 Westinghouse WPX3400 Gas Pressure WasherDetails ↓ | $349.00 | 4.5/5 | Best overall |
02 Simpson Clean Machine 3400 PSI Gas Pressure WasherDetails ↓ | $359.00 | 4.3/5 | Best for easy setup |
03 DeWalt 3300 PSI Gas Pressure WasherDetails ↓ | $429.00 | 4.2/5 | Best for more features |
04 SIMPSON Cleaning PS3228 PowerShot 3300 PSI Gas PressureDetails ↓ | $659.00 | 4.3/5 | Best for compact spaces |
05 MUTAOMAY 3500PSI Gas Pressure WasherDetails ↓ | $299.99 | 4.2/5 | Best value |
01 — Westinghouse
Best overallWestinghouse WPX3400 Gas Pressure Washer
Westinghouse WPX3400 Gas Pressure Washer is a commercial pressure washer with 3400 psi, gas engine, stated pressure output. A higher-flow gas washer can cover large hard surfaces faster than a compact domestic model. Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions.
View on Amazon ↗Reasons to buy
+Westinghouse WPX3400 Gas Pressure Washer is a commercial pressure washer with 3400 psi, gas engine, stated pressure output.
Reasons to avoid
−Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions. Working PSI, flow rate and pump type can vary by configuration.
02 — SIMPSON
Best for easy setupSimpson Clean Machine 3400 PSI Gas Pressure Washer
Simpson Clean Machine 3400 PSI Gas Pressure Washer is a commercial pressure washer with 3400 psi, gas engine, stated pressure output. A higher-flow gas washer can cover large hard surfaces faster than a compact domestic model. Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions.
View on Amazon ↗Reasons to buy
+Simpson Clean Machine 3400 PSI Gas Pressure Washer is a commercial pressure washer with 3400 psi, gas engine, stated pressure output.
Reasons to avoid
−Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions. Working PSI, flow rate and pump type can vary by configuration.
03 — DEWALT
Best for more featuresDeWalt 3300 PSI Gas Pressure Washer
DeWalt 3300 PSI Gas Pressure Washer is a commercial pressure washer with 3300 psi, gas engine, stated pressure output. A higher-flow gas washer can cover large hard surfaces faster than a compact domestic model. Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions.
View on Amazon ↗Reasons to buy
+DeWalt 3300 PSI Gas Pressure Washer is a commercial pressure washer with 3300 psi, gas engine, stated pressure output.
Reasons to avoid
−Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions. Working PSI, flow rate and pump type can vary by configuration.
04 — SIMPSON
Best for compact spacesSIMPSON Cleaning PS3228 PowerShot 3300 PSI Gas Pressure
SIMPSON Cleaning PS3228 PowerShot 3300 PSI Gas Pressure Washer is a commercial pressure washer with 3300 psi, gas engine, stated pressure output. A higher-flow gas washer can cover large hard surfaces faster than a compact domestic model. Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions.
View on Amazon ↗Reasons to buy
+SIMPSON Cleaning PS3228 PowerShot 3300 PSI Gas Pressure Washer is a commercial pressure washer with 3300 psi, gas engine, stated pressure output.
Reasons to avoid
−Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions. Working PSI, flow rate and pump type can vary by configuration.
05 — Mutaomay
Best valueMUTAOMAY 3500PSI Gas Pressure Washer
MUTAOMAY 3500PSI Gas Pressure Washer is a commercial pressure washer with 3500psi, 25 ft, gas engine. A higher-flow gas washer can cover large hard surfaces faster than a compact domestic model. Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions.
View on Amazon ↗Reasons to buy
+MUTAOMAY 3500PSI Gas Pressure Washer is a commercial pressure washer with 3500psi, 25 ft, gas engine.
Reasons to avoid
−Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions. Working PSI, flow rate and pump type can vary by configuration.
Price information
Amazon price and availability checked Oct 24, 2026, 4:06 AM Lisbon time. Prices and availability are subject to change; the information shown on Amazon.com at purchase applies.
Our process
How we picked.
We compare five relevant products for different needs, using documented specifications, clear use cases and practical trade-offs. Our goal is to make the differences clear and help you choose with confidence.
- 01Relevance
Each product must fit the guide’s intended use, audience and requirements.
- 02Specifications
We compare the key product details that meaningfully affect the buying decision.
- 03Use case and fit
We compare the intended use, configuration and practical fit of every selected product.
- 04Strengths and limitations
We explain where each option performs best and the compromises to consider.
Good questions
FAQ — Commercial Pressure Washers
01What matters most when choosing commercial pressure washers?+
Compare working PSI, flow rate and pump type. A higher-flow gas washer can cover large hard surfaces faster than a compact domestic model.
02Which type of commercial pressure washers fits everyday use?+
A higher-flow gas washer can cover large hard surfaces faster than a compact domestic model.
03How can I check the fit or compatibility of commercial pressure washers?+
Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions. Working PSI, flow rate and pump type should match your intended use.
04When should I pay more for commercial pressure washers?+
Pay more when a specific feature improves your own use. A higher-flow gas washer can cover large hard surfaces faster than a compact domestic model.
05How should I care for commercial pressure washers?+
Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions. Follow the maker's cleaning and storage directions for the exact model.
06What mistake should I avoid before buying commercial pressure washers?+
Match nozzle, hose and surface-cleaner ratings to the machine's output and follow fuel safety instructions. Compare the complete configuration and included parts, not the family name alone.
The short answer
Start with the Westinghouse WPX3400 Gas Pressure Washer.
It is our first pick for this guide’s exact scope. Choose another option when its stated use case or trade-off better matches yours.
View on Amazon ↗Keep looking
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