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The Best pressure washer 4 gpm of 2022 – Reviews & Buying Guide

After hours researching and comparing all models on the market, we find out the Best pressure washer 4 gpm of 2022. Check our ranking below.

2,829 Reviews Scanned

Rank No. #1
SIMPSON Cleaning PS60843 PowerShot 4400 PSI Gas Pressure Washer, 4.0 GPM, CRX 420cc Engine, Includes Spray Gun and Extension Wand, 5 QC Nozzle Tips, 3/8-inch x 50-foot Monster Hose
  • Professional Performance: Easy-to-assemble and easy-to-start with its CRX 420cc premium engine, the PowerShot power washer is great for contractors who specialize in deck cleaning, wood restoration, paint preparation, and all other professional services
  • Power and Durability: A powerful, reliable, maintenance-free AAA industrial triplex plunger pump delivers 4400 PSI at 4.0 GPM and includes thermal relief to prevent overheating; PowerBoost Technology delivering higher pressure at the nozzle
  • Sturdy and Portable: The welded steel frame construction with powder coated finish offers durability and corrosion resistance; 13-inch premium pneumatic tires deliver ease of maneuverability across various terrain and uneven ground
  • Includes Quality Simpson Accessories: Monster 3/8-inch x 50-foot high-pressure hose is kink and abrasion resistant hose with quick connect fittings and polyurethane outer jacket; 5 Quick connect nozzle tips: 0°, 15°, 25°, 40° and Soap; Ergonomic spray gun 31-inch steel wand/lance
  • Important Notes: Keep max fuel level 1/2 Inch below bottom of filler neck to avoid spillage; All pressure washers are 100% functionally tested in factory and may contain minimum residual fuel/oil or fuel odor
Rank No. #2
SIMPSON Cleaning PS4240 PowerShot 4200 PSI Gas Pressure Washer, 4.0 GPM, Honda GX390 Engine, Includes Spray Gun, 5 QC Nozzle Tips, 3/8-inch x 50-foot Monster Hose, (49-State)
  • Professional Performance: Easy-to-assemble and easy-to-start with its Honda GX390 premium engine, the PowerShot power washer is great for contractors who specialize in deck cleaning, wood restoration, paint preparation, and all other professional services.PowerBoost: Yes
  • Power and Durability: A powerful, reliable, maintenance-free AAA industrial triplex plunger pump delivers 4200 PSI at 4.0 GPM and includes thermal relief to prevent overheating
  • Sturdy and Portable: The welded steel frame construction with powder coated finish offers durability and corrosion resistance; 13-inch premium pneumatic tires deliver ease of maneuverability across various terrain and uneven ground
  • Includes Quality Simpson Accessories: Monster 3/8-inch x 50-foot high-pressure hose is kink and abrasion resistant hose with quick connect fittings and polyurethane outer jacket; 5 Quick connect nozzle tips: 0°, 15°, 25°, 40° and Soap; Ergonomic spray gun 31-inch steel wand/lance
  • Important Notes: 49-state compliant; Does not ship to California; Keep max fuel level 1/2 Inch below bottom of filler neck to avoid spillage; All pressure washers are 100% functionally tested in factory and may contain minimum residual fuel/oil or fuel odor
Rank No. #3
Champion Power Equipment 4200-PSI 4.0-GPM Commercial Duty Low Profile Gas Pressure Washer
  • POWERFUL: 4200 PSI with 4.0 GPM powered by a Champion 389cc engine
  • VERSATILE: Quick-connect gun, wand and five nozzles, a 50-foot commercial-grade steel braid reinforced, rubber high-pressure hose with Quick Connects plus a detergent hose for the detergent tank
  • HASSLE-FREE: Ergonomic comfort grip trigger gun reduces fatigue, plus onboard storage for the high-pressure hose, included hose storage strap, trigger gun and spray wand
  • QUALITY: AR Commercial-Grade Triplex Brass Head pump provides the power you need along with a forged brass manifold, providing corrosion resistance
  • CHAMPION SUPPORT: Includes 2-year limited warranty with FREE lifetime technical support from dedicated experts
Rank No. #4
Simpson Cleaning ALH4240 Aluminum Series 4200 PSI Gas Pressure Washer, 4.0 GPM, HONDA GX390 Engine, Includes Spray Gun and Extension Wand, 5 QC Nozzle Tips, 3/8-inch x 50-foot Monster Hose, (49 State)
  • Professional Performance: Easy-to-assemble and easy-to-start with its HONDA GX390 engine commercial series engine, the Aluminum Series power washer is great for contractors who specialize in deck cleaning, wood restoration, and all other professional services
  • Power and Durability: A powerful, reliable, maintenance-free CAT Industrial triplex plunger pump delivers 4200 PSI at 4.0 GPM and includes thermal relief to prevent overheating
  • Sturdy and Portable: The aircraft grade aluminum platform with brushed extruded aluminum tubing offers durability and corrosion resistance; 10-inch premium pneumatic tires deliver ease of maneuverability across various terrain and uneven ground
  • Includes Quality Simpson Accessories: Monster 3/8-inch x 50-foot high-pressure hose is kink- and abrasion-resistant; 5 Quick connect nozzle tips: 0°, 15°, 25°, 40° and Soap; 16-inch steel wand/lance; Professional spray gun with safety lock-out
  • Important Notes: 49-State Compliant; Does Not Ship to California; Keep max fuel level 1/2 Inch below bottom of filler neck to avoid spillage; All pressure washers are 100% functionally tested in factory and may contain minimum residual fuel/oil or fuel odor; Pump/Hose Connection: Threaded M22 connection
Rank No. #5
SIMPSON Cleaning ALWB60828 Water Blaster Series 4200 PSI Gas Pressure Washer, 4.0 GPM, Honda Engine, Includes Spray Gun and Wand, 5 QC Nozzle Tips, Monster Series 3/8-in. x 50-ft. Hose, (49-State)
  • Professional Performance: Easy-to-assemble and easy-to-start with its Honda GX390 commercial series engine, the Water Blaster Series power washer is great for contractors who specialize in deck cleaning, wood restoration, and all professional services
  • Power and Durability: A powerful, reliable, maintenance-free CAT industrial triplex plunger pump delivers 4200 PSI at 4.0 GPM and includes thermal relief to prevent overheating
  • Includes Quality Simpson Accessories: Monster 3/8-inch x 50-foot high-pressure hose is kink- and abrasion-resistant; 5 Quick connect nozzle tips: 0°, 15°, 25°, 40° and Soap; 48-inch insulated grip steel wand/lance; Professional spray gun with safety lock-out
  • Sturdy and Portable: The aircraft grade aluminum platform with brushed extruded aluminum tubing offers durability and corrosion resistance; 13-inch premium pneumatic tires deliver ease of maneuverability across various terrain and uneven ground
  • Important Notes: 49-State Compliant; Does Not Ship to California; Engines are tested in factory and may contain minimum residual fuel/oil or fuel odor; Fuel tank capacity: 6.4 quarts (1.6 gallons)
Rank No. #6
Simpson Cleaning 95002 Trailer Cold Water Mobile Washing System Powered by Honda, 4200 PSI at 4.0 GPM
  • HONDA GX390 engine w/ low oil shutdown
  • CAT Industrial triplex plunger pump
  • Monster 3/8" x 100' hose is kink and abrasion resistant w/ quick connect fittings
  • 9' (4' x 5.5' Platform)
  • 2000 lb. Single axle construction
Rank No. #7
SIMPSON Cleaning ALWB60825 Water Blaster Series 4400 PSI Gas Pressure Washer, 4.0 GPM, CRX Engine, Includes Spray Gun and Wand, 5 QC Nozzle Tips, Monster Series 3/8-in. x 50-ft. Hose
  • Professional Performance: Easy-to-assemble and easy-to-start with its CRX 420cc commercial series engine, the Water Blaster Series power washer is great for contractors who specialize in deck cleaning, wood restoration, and all professional services
  • Power and Durability: A powerful, reliable, maintenance-free AAA industrial triplex plunger pump delivers 4400 PSI at 4.0 GPM and includes thermal relief to prevent overheating; PowerBoost Technology delivers higher pressure at the nozzle
  • Includes Quality Simpson Accessories: Monster 3/8-in x 50-ft high-pressure hose is kink- and abrasion-resistant; 5 Quick connect nozzle tips: 0°, 15°, 25°, 40° and Soap; 48-inch insulated grip steel wand/lance; Professional spray gun with safety lock-out
  • Sturdy and Portable: The aircraft grade aluminum platform with brushed extruded aluminum tubing offers durability and corrosion resistance; 13-inch premium pneumatic tires deliver ease of maneuverability across various terrain and uneven ground
  • Important Notes: Engines are tested in factory and may contain minimum residual fuel/oil or fuel odor; Fuel tank capacity: 6.4 quarts (1.6 gallons)
Rank No. #8
PressurePro E4042HV Eagle Series Cold Water Direct Drive Pressure Washer, 4200 PSI, 4.0 GPM, GX390 Honda Engine, Viper Pump
  • Aircraft grade aluminum frame with lifetime warranty
  • Large flat free tires
  • Dual padded shock absorbing feet- no walking
  • Gun/wand holder
  • Easy access to inlet/outlet fittings
Rank No. #9
Karcher K2000 2000 PSI TruPressure Electric Power Induction Pressure Washer with Turbo, 40°, 15°, and Soap Nozzles - 1.3 GPM
  • Outstanding Performance: The K2000 delivers 2000 PSI of TruPressure, ensuring you get the highest level of cleaning power and driven by a reliable brushless induction motor. It's motor means a longer operation life along with a quieter operating volume, all while maintaining optimal performance. It also features an On/Off foot switch for easy power control
  • The Karcher Promise - Cleaner. Quicker: Operating at a powerful 2000 PSI/1.3 GPM, the K2000 is perfect for cleaning concrete, pavement, driveways, patios, decks, sidewalks, RVs, cars, boats, homes, fencing, and more.
  • Versatile Cleaning Options: Includes a professional steel spray wand with 4 quick-connect spray nozzles. Use the 40-degree nozzle for light-duty jobs, the 15-degree for all-around cleaning, and the turbo nozzle for superior cleaning performance on tough-to-clean surfaces. Comes with a 65-degree nozzle for detergent application. Also compatible with most universal 1/4" quick-connect pressure washer accessories
  • High-Pressure Hose: Comes equipped with a generous 25' kink-resistant high-pressure hose that offers plenty of reach, as well as an onboard pressurized hose reel for simple storage
  • Onboard Detergent Tanks & Storage: The K2000 has 2 (0.5 gallon) onboard removable detergent tanks for easy soap application, with a selection dial to simultaneously tackle multiple projects. It also features a removable storage bin for your personal items and pressure washer accessories
SaleRank No. #10
SIMPSON Cleaning ALWB60827 Water Blaster Series 4200 PSI Gas Pressure Washer, 4.0 GPM, Honda Engine, Includes Spray Gun and Wand, 5 QC Nozzle Tips, Monster Series 3/8-in. x 50-ft. Hose, (49-State)
  • Professional Performance: Easy-to-assemble and easy-to-start with its Honda GX390 commercial series engine, the Water Blaster Series power washer is great for contractors who specialize in deck cleaning, wood restoration, and all professional services
  • Power and Durability: A powerful, reliable, maintenance-free AAA industrial triplex plunger pump delivers 4200 PSI at 4.0 GPM and includes thermal relief to prevent overheating; PowerBoost Technology delivers higher pressure at the nozzle
  • Includes Quality Simpson Accessories: Monster 3/8-inch x 50-foot high-pressure hose is kink- and abrasion-resistant; 5 Quick connect nozzle tips: 0°, 15°, 25°, 40° and Soap; 48-inch insulated grip steel wand/lance; Professional spray gun with safety lock-out
  • Sturdy and Portable: The aircraft grade aluminum platform with brushed extruded aluminum tubing offers durability and corrosion resistance; 13-inch premium pneumatic tires deliver ease of maneuverability across various terrain and uneven ground
  • Important Notes: 49-State Compliant; Does Not Ship to California; Engines are tested in factory and may contain minimum residual fuel/oil or fuel odor; Fuel tank capacity: 6.4 quarts (1.6 gallons)

Last update on 2022-08-30 / Affiliate links / Images from Amazon Product Advertising API

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