Product Price Pounds per Square Inch (psi) Gallons Per Minute (gpm) Cleaning Units (CU) Heating System Power Source Water Tank Capacity (gallons)
DEWALT DXPW4440
US
£838.24 17600 Cold water Gas

The DEWALT DXPW4440 is a commercial-grade cold-water gas pressure washer with a 389cc Honda GX390 engine, AAA industrial triplex pump, 4400 PSI, and 4.0 GPM flow. Its welded steel frame, pneumatic tires, reinforced 50 ft hose, and five quick-connect nozzles suit professional contractors and demanding property-maintenance work.

★ Ideal for

It suits buyers seeking one of the most durable pressure washers because its 4400 PSI and 17600 cleaning units are delivered by a 389cc Honda GX390 engine, AAA industrial triplex pump, and corrosion-resistant welded steel frame.

DEWALT DXPW60605
US
£1107.36 16800 Cold water Gas-powered

The DEWALT DXPW60605 is a commercial-grade gas pressure washer with a 4200 PSI rating, 4 GPM flow rate, Honda GX390 engine, CAT triplex pump, welded steel frame, and five quick-connect nozzles. It suits professional cleaning, heavy-duty surface preparation, decks, patios, concrete, graffiti removal, and demanding home projects.

★ Ideal for

It suits shoppers seeking durable pressure washers because it combines a Honda GX390 engine, CAT industrial triplex pump, welded steel frame, steel engine plate, pneumatic tires, thermal relief valve, and a 10-year limited frame warranty.

SIMPSON PowerShot PS61002-S
US
£135027.71 Cold water Gas powered

The SIMPSON PowerShot PS61002-S is a professional cold-water gas pressure washer delivering 3500 PSI at 2.5 GPM. It combines a Honda GX200 engine, a durable welded steel frame, pneumatic tires, and multiple spray nozzles for contractors and serious homeowners handling demanding outdoor cleaning.

★ Ideal for

It suits buyers seeking durable pressure washers because it has a Honda GX200 engine, welded powder-coated steel frame, AAA pump, abrasion-resistant hose, and long commercial warranties including 10 years on the frame.

SIMPSON WS5050H
US
£3377.48 Cold water Gasoline

The SIMPSON WS5050H is a professional cold-water pressure washer delivering 5000 PSI at 5.0 GPM. It uses a Honda GX690 engine, a COMET triplex plunger pump, belt drive, ceramic pistons, and a powder-coated steel frame, making it suited to commercial cleaning, industrial jobs, fleet maintenance, graffiti removal, and paint preparation.

★ Ideal for

It suits shoppers seeking a durable pressure washer because its 5000 PSI and 5.0 GPM output are paired with a COMET triplex plunger pump, ceramic pistons, dual-belt drive, thermal relief valve, powder-coated steel frame, and a 10-year limited frame warranty.

SIMPSON ALH3425-S
US
£589.86 9000 Cold water Gasoline

The SIMPSON ALH3425-S is a professional gas-powered cold-water pressure washer with 3600 PSI, 2.5 GPM, a Honda GX200 engine, an AAA industrial triplex pump, and a lightweight aircraft-grade aluminum frame. It suits contractors and demanding users who need durable equipment for decks, equipment, vehicles, facility maintenance, and heavy-duty cleaning.

★ Ideal for

This model suits users seeking a durable pressure washer because it combines a corrosion-resistant aircraft-grade aluminum frame, Honda GX200 engine, AAA industrial triplex pump, and 9000 cleaning units.

DEWALT DXPW61299
US
£552.95 9000 Cold water Gas-powered Honda GX200 engine

The DEWALT DXPW61299 is a commercial-grade cold-water pressure washer delivering 3600 PSI and 2.5 GPM through an AAA triplex pump. Its Honda GX200 engine, welded-steel frame, steel-braided hose, and pneumatic wheels suit demanding residential and professional cleaning jobs.

★ Ideal for

It suits buyers seeking a highly durable pressure washer because it combines a 196cc Honda GX200 engine, an industrial AAA triplex pump, a welded-steel frame, and a 10-year frame warranty with 9000 cleaning units of power.

Greenworks PW3000HYB
US
£479.85 Cold water 120V AC or two 60V batteries

The Greenworks PW3000HYB is a high-performance hybrid pressure washer that runs from a 120V AC outlet or two 60V batteries. It delivers up to 3000 PSI, includes Eco mode and a self-priming siphon hose, and suits homeowners who need powerful cleaning with cordless portability.

★ Ideal for

It suits buyers seeking a durable pressure washer because it combines a brushless motor, open steel-frame design, 10 in never-flat wheels, PWMA-certified performance, and a 4-year limited washer warranty.

SIMPSON PS4240
US
£885.16 Cold water Gasoline

The SIMPSON PS4240 is a professional cold-water gas pressure washer powered by a Honda GX390 engine and equipped with an AAA industrial triplex pump. Its welded-steel frame, powder-coated finish, pneumatic tires, and 4200 PSI at 4.0 GPM make it well suited to contractors and demanding outdoor cleaning jobs.

★ Ideal for

It suits shoppers seeking a durable pressure washer because it combines 4200 PSI at 4.0 GPM with a welded-steel frame, AAA industrial triplex pump, and 10-year limited frame warranty.

SIMPSON ALH4240
US
£981.86 16800 Cleaning Units Cold water Gasoline

The SIMPSON ALH4240 is a high-powered commercial gas pressure washer with a 4200 PSI rating, 4 GPM flow rate, Honda GX390 engine, CAT triplex pump, and corrosion-resistant aluminum frame. It suits demanding residential, property-maintenance, and light commercial cleaning jobs where strong performance and mobility are important.

★ Ideal for

It suits people seeking a durable pressure washer because it combines a corrosion-resistant aluminum frame, CAT triplex pump, Honda GX390 engine, and 16800 cleaning units for demanding cleaning work.

SIMPSON PS60869
US
£839.76 14000 Cold water Gasoline

The SIMPSON PS60869 is a gas-powered cold-water pressure washer delivering 4000 PSI and 3.5 GPM for demanding cleaning jobs. Its Honda GX270 engine and commercial-grade design suit homeowners, contractors, and professionals who need high cleaning performance and durability.

★ Ideal for

It suits shoppers seeking durable pressure washers because it combines a Honda GX270 engine, 4000 PSI, 3.5 GPM, and a commercial-grade cold-water design for heavy-duty cleaning.

Simpson PS3228-S PowerShot 3300 PSI @ 2.5 GPM, Gas Pressure Washer HONDA GX200 ENGINE
US
£442.94 Gas

The Simpson PS3228-S is a cold-water, gas pressure washer rated 3300 PSI at 2.5 GPM, powered by a Honda GX200 engine with a AAA triplex pump. It includes quick-connect nozzle tips for different spray angles and chemical/soap use, making it suitable for professional-style cleaning like decks, wood restoration, paint prep, and general cleanup.

★ Ideal for

For the most durable pressure washers, this model's 3300 PSI at 2.5 GPM setup uses a Honda GX200 engine and an AAA triplex pump with a welded steel frame and multi-year commercial warranty coverage.

Westinghouse WPX3400
US
£257.65 Gasoline

The Westinghouse WPX3400 is a gas-powered cold-water pressure washer rated at 3400 PSI and 2.6 GPM, using a maintenance-free 3-piston axial cam pump. It includes a built-in 1.6 L soap tank and 5 quick-connect nozzle tips (0°, 15°, 25°, 40°, and soap) for different spray applications. This suits homeowners tackling tough driveway, siding, and general outdoor cleaning jobs that need higher pressure than most electric units.

★ Ideal for

For durable, long-run cleaning performance, the WPX3400 pairs 3400 PSI and 2.6 GPM output with a maintenance-free 3-piston axial cam pump and a heavy-duty 212cc OHV 4-stroke gasoline engine.