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Best Generac Pressure Washer Reviews 2023

Since being established in 1959, Generac has been a company that focuses on creating innovative, powerful, and reliable tools. The company started by developing generators before it advanced into producing other power tools. Today, the Generac pressure washer produces some of the most powerful and reliable gas pressure washers on the market.

So, if you’re looking for a powerful, reliable, and easy-to-use gas pressure washer, then you’ve come to the right place. After conducting thorough research on the list of Generac pressure washer reviews, we managed to narrow down and bring you the ideal units for different uses. Whether you need an affordable unit to clean your dirty driveway or a professional unit to strip paint in readiness to paint, we’ve included all of them here.

Best Generac Pressure Washers Comparison Table:

ImagesGenerac Pressure WashersProducts Features
(My 2023's Choice)
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Generac 7122 SpeedWash Gas Pressure Washer
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  • Turbo nozzle removes dirt and grime 50% faster than others
  • Product Weight: 62 Pounds
  • GPM Flow Rate: 2.7
  • Pressure: 3200 PSI
  • Low Price
  • (Budget Choice)
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    Generac 6922 Gas-Powered Pressure Washer
    Read Review
  • OHV horizontal-shaft engine is lightweight and easy to maneuver
  • Product Weight: 57 Pounds
  • GPM Flow Rate: 2.4
  • Pressure: 2800 PSI
  • Medium Price
  • (For Heavy-Duty Jobs)
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    Generac 6565 Commercial Pressure Washer
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  • Best for commercial use with powerful 420cc engine
  • Product Weight: 146.5 Pounds
  • Pressure: 4200 PSI
  • GPM Flow Rate: 4.0
  • High Price

  • If you want to know more about this pressure washer, continue reading this detailed review and make an informed decision.

    7 Best Generac Pressure Washer Reviews in 2023

    Here are the best Generac Pressure Washers on the market:

    Generac SpeedWash 7122 3200 PSI Pressure Washer

    First on our list of the best Generac Pressure Washers is the Generac SpeedWash 7122 3200 PSI gas pressure washer. This is an ideal unit for residential use as it can be utilized to perform both medium-duty and heavy-duty tasks. The pressure washer features the Generac 196cc OHV engine, providing exceptional cleaning power. It produces a maximum of 3200 PSI and 2.7 GPM., which is similar to the Simpson 3200 PSI pressure washer. The unit also comes with several attachments that make cleaning easy, fast, and fun. Some of the attachments include a power broom, turbo nozzle, and soap blaster spray.

    Technical Specifications of the Generac SpeedWash 7122 3200 PSI 2.7 GPM

    Features Generac 3200 Pressure Washer
    GPM: 2.7
    Cleaning Power : 3200 PSI
    Engine: Generac 196cc OHV
    Power Source: gas-powered
    Starting Type: Manual/Recoil
    Attachments: Turbo nozzle, soap blaster, and power broom
    Hose Type: 30 feet high-pressure flex hose
    Quick-change nozzle tip: up to 40 degrees
    Ergonomic Spray Gun: Yes
    10″ Never-Flat Wheels: Yes
    Weight: 62 pounds
    Dimensions: 24.2 x 18.9 x 35.5 inches
    Price: Generac SpeedWash 7122 3200 PSICheck Price on Amazon

    The power broom is the most notable among the various features that this unit comes with. This is because it is not found on many pressure washers, and it covers up to 12 inches of the surface, doing the cleaning to be simple and fast. Other features worth mentioning are 4 quick-change nozzle tips for cleaning different surfaces, a power dial, a long 30-feet hose, and an integrated detergent tank. All of these features make this unit convenient and fun to use.

    Besides, it is also portable as the comfortable handle and wheels make moving it around easy. On top of that, the manufacturer offers a 3-year warranty.


    • Powerful OHV engine delivers maximum cleaning power
    • Easy to adjust between different surfaces with the power dial
    • 4 quick-change nozzle tips for versatile cleaning
    • Large never-flat wheels for easy maneuverability
    • Cushioned handle for comfort use
    • Sturdy axial cam pump
    • Easy to use with well-positioned controls
    • Long hose reel for covering a larger work area
    • 3-year warranty


    • This is a heavy unit, as it weighs 62 pounds
    • The never-flat wheels are not ideal for all terrains and surfaces.

    Generac 6922 2800 PSI Gas Pressure Washer

    This is another compact, powerful, and affordable gas-pressure washer best suited for home use and not commercial or industrial use. This is because it is not as powerful as professional-grade Sun Joe pressure washers but powerful enough to tackle most the heavy-duty home cleaning needs.

    Technical Specifications of the Generac 6922 Pressure Washers

    Features Generac 6922 PSI Pressure Washer
    GPM: 2.4
    Cleaning Power : 2800 PSI
    Engine: Generac 196cc OHV
    Power Source: gas-powered
    Pump: Axial Cam
    Detergent Tank: 1/2 gallon tank
    Hose Type: 25 feet high-pressure flex hose
    Quick-change nozzle tip: up to 40 degrees
    Ergonomic Spray Gun: Yes
    10″ Never-Flat Wheels: Yes
    Weight: 57 pounds
    Dimensions: 24.4 x 18.8 x 35.4 inches
    Price: Generac 6922 2800 PSICheck Price on Amazon

    The Generac 6922 2800 PSI gas pressure washer has a powerful Generac OHV horizontal-shaft engine that produces a cleaning power 6720. This great power can tackle most of the medium-duty and heavy-duty cleaning tasks at home. Some of the tasks include cleaning the car, patio, deck, outdoor furniture, driveway, and siding. Besides, it has 4 quick-change nozzle tips to suit different surfaces. In this Generac pressure washer reviews list, Generac 6922 2800 PSI is the best-quality pressure washer that you can consider buying.

    Its compact design makes storing easy and can be easily maneuvered as it comes with two 10-inch never-flat wheels. Furthermore, you can push this unit for hours as it comes with a padded and comfortable handle. With the onboard detergent tank, you will only be required to add soap and easily get rid of the stubborn dirt and grime on different surfaces.


    • Powerful OHV horizontal-shaft engine
    • Easy to move with the large 10-inch wheels
    • Easy-to-pull spray trigger reduces fatigue
    • The onboard detergent tank makes cleaning easy
    • Cleans a wide range of surfaces with the 4 quick-change nozzles
    • Compact pressure washer for ease of storage
    • Simple to assemble, connect, and use the unit
    • Durable axial cam pump
    • Long 25-foot high-pressure hose for ease of coverage


    Generac 6882 GPW 2900 PSI Power Washer SpeedWash Pressure Washer

    The Generac 6882 GPW 2900 PSI pressure washer is one of the most affordable units on this list. However, it is still very powerful as it features the Powerful Generac OHV engine that delivers a maximum of 2900 PSI and 2.4 GPM. The device is also compactly constructed for easy storage and use. It can be used for tasks such as cleaning a car, deck, truck, boat, outdoor furniture, and patio.

    Technical Specifications of the Generac 6822 Pressure Washers

    Features Generac 2900 PSI Pressure Washer
    GPM: 2.4
    Cleaning Power : 2900 PSI
    Engine: Generac 196cc OHV
    Power Source: gas-powered
    Attachments: turbo nozzle and soap blaster
    Hose Type: 30 feet high-pressure flex hose
    Quick-change nozzle tip: up to 40 degrees
    Ergonomic Spray Gun: Yes
    10″ Never-Flat Wheels: Yes
    Weight: 57 pounds
    Dimensions: 24.2 x 18.9 x 35.5 inches
    Price: Generac 6882 GPW 2900 PSICheck Price on Amazon

    This gas pressure washer is also easy to move around despite weighing 57 pounds. Thanks to the 10-inch wheels that never go flat and are easy to maintain. Additionally, it has a comfortable handle that you can push for hours without getting tired. Besides, this is a very versatile unit that you can use for almost all your home cleaning tasks. All you need to do is simply adjust the power dial to either wood, concrete, car, or soap.

    The unit is also durably made as it has a sturdy frame that holds it together and a durable axial cam pump. With such features, this is a great investment.


    • Compact design for ease of use and storage
    • Powerful OHV engine for efficient cleaning power
    • Easily maneuverable with two large wheels
    • Easy to adjust to different surfaces with the power dial
    • Long and sturdy high-pressure hose
    • Convenient to use with the onboard detergent tank
    • User-friendly controls for ease of use


    • Lacks the power to handle commercial cleaning needs
    • Features some plastic parts like the wand holster that are poorly made

    Generac OneWash 3100 PSI 70191 Pressure Washer

    If you’re looking for a nice mid-range gas pressure washer, then the Generac OneWash 3100 PSI gas pressure washer should be on top of your list. Made by one of the most reliable brands on the market, this pressure washer doesn’t disappoint and delivers great power that is ideal for most home cleaning tasks.

    The Generac OneWash 3100 PSI is durably constructed with a powerful engine and sturdy frame. In addition, it has two never-flat tires that can glide easily on different surfaces, with the exception of rocky or uneven surfaces. This is a versatile unit as it has a power dial that allows you to change to car, wood, concrete, or soap, depending on the job.

    Technical Specifications of the Generac OneWash 3100 psi

    Features Generac OneWash 3100 PSI Pressure Washer
    Detergent Tank: 1/2 gallon tan
    Cleaning Power : 3100 PSI
    Engine: Generac 196cc OHV
    Power Source: gas-powered
    Easy-to-assemble: Yes
    Ergonomic Spray Gun: Yes
    Weight: 65 pounds
    Dimensions: 24.2 x 18.9 x 35.5 inches
    Price: Generac OneWash 3100 PSI 70191Check Prices on Amazon

    Moreover, it has an onboard detergent tank for convenient use, as you only need to add soap and get rid of stubborn stains on different surfaces. The unit is also easy to handle as both the push handle and spray trigger are ergonomically constructed to offer comfort. So, you will never be fatigued even if you use the machine for long hours.

    Get this unit and remove the grime and sap on your driveway, or get rid of the stubborn stains in your car.


    • Versatile cleaning with the power dial
    • Compact and portable unit
    • It can be maneuvered with a lot of ease
    • Simple to use with user-friendly controls
    • Onboard detergent tank for convenient use
    • Sturdy frame to protect the engine and other parts
    • Easy to set up and use the machine


    • Many users have complained about customer service, and they say that it doesn’t exist or they take long to respond.

    Generac 6712 3800 PSI Professional Grade Pressure Washer

    The Generac 6712 3800 PSI professional-grade pressure washer is one of the most powerful units you will ever encounter. Delivering a total of 12160 cleaning power, this gas pressure washer is best suited for heavy-duty commercial use. The engine is more powerful than Greenworks 1600 PSI and Greenworks 1700 PSI engines. It can handle any cleaning chores, from cleaning trucks to stripping paint and removing graffiti. This is the ultimate gas pressure washer that you want for those stubborn stains.

    Technical Specifications of the Generac 3800 Professional PSI Pressure Washers

    Features Generac OneWash 3800 PSI Pressure Washer
    Quick-change nozzle tip: Up to 40 degrees
    Cleaning Power: 3800 PSI
    Power Source: gas-powered
    Pump: Heavy-duty belt-drive AR triplex pump
    Engine: Powerful 302cc Generac OHV
    Low-Oil Shutdown Sensor: Yes
    Compact and lightweight: Up to 50 lbs. less
    Weight: 134 pounds
    Dimensions: 35.5 x 25.2 x 26.8 inches
    Price: Generac 6712 3800 PSICheck Price on Amazon

    This product is equipped with a powerful 302cc Generac OHV engine and delivers efficient cleaning power. Apart from that, it has a durable belt-drive AR triplex pump that lasts longer. Unlike other powerful gas-pressure washers, this one is compactly designed for easy storage and use. So, it won’t take up much of your space, and transportation is also made easy.

    Related article: Read all the technical details of Briggs and Stratton pressure washer

    Other notable features of this powerful pressure washer include 5 quick-connect nozzle tips for versatile cleaning, 10-inch pneumatic wheels for easy maneuverability, and easy to start recoil system. Because of its outstanding power and hefty price, this is a great unit for commercial use and not residential. The buyer is awarded a 3-year warranty by the manufacturer on purchase.


    • Sturdy construction
    • Pneumatic wheels for easy maneuverability
    • Durable belt-drive AT triplex pump
    • A powerful engine that delivers maximum cleaning power
    • Versatile cleaning
    • Safe to use with a low-oil shutdown sensor
    • Compact and lightweight for easy use and storage
    • Large fuel tank capacity to run longer
    • 3-year limited warranty


    • Very expensive
    • Extremely loud

    Most powerful Generac 6565 4200 PSI Gas Powered Commercial Pressure Washer

    Just like the Generac 6712 gas pressure washer, the Generac 6565 unit is suitable for commercial or industrial use. If you read this Generac Pressure Washer Reviews article, then you will understand that it is the most powerful pressure washer from the Generac brand. This has great Generac pressure washer parts that are sturdily made and deliver great power to handle the toughest cleaning jobs. Delivering up to 17640 of cleaning power, this unit is very powerful and can end up damaging your deck or driveway if not properly used. That’s why it is best suited for tasks like removing rust, graffiti, stripping paint, and cleaning large trucks.

    Related product: Check Top-Rated Model List of Best Karcher Pressure Washers

    Technical Specifications of the Generac 4200 PSI Pro Pressure Washer Model 6565

    Features Generac 4200 PSI Pressure Washer
    5 Quick-click nozzle tips: Up to 40 degrees
    Cleaning Power : 4200 PSI
    Hose Length: 50 feet
    Power Source: gas-powered
    Pump: Pro-Grade Triplex Pump
    Engine: Powerful 420cc Generac OHV
    Low-Oil Shutdown Sensor: Yes
    Tire: Oversized Pneumatic Tires
    Weight: 146.5 pounds
    Dimensions: 34.5 x 28.3 x 42.5 inches
    Price: Generac 6565 4200 PSICheck Price on Amazon

    It also comes with a very durable engine (420cc Generac OHV engine) and a sturdy Pro-grade triplex pump that lasts up to 4 times longer than normal pumps. It also has a sturdy frame that holds and secures the unit together. With 5 quick-change nozzles, this unit will allow you to easily clean different surfaces without causing havoc. The nozzle tips include 0˚, 15˚, 25˚, 40˚, and soap. Always use the right nozzle for the right job to avoid damaging delicate surfaces such as windows and wood.

    Additionally, this is a safe unit to use as it comes with a low-oil shutdown function that protects the engine in case of low-oil. Also, the pneumatic tires make pushing the unit around your work area or premise easy as you tackle different jobs.


    • Robust construction with a durable frame
    • Powerful unit for efficient cleaning
    • Cleans a wider range of surfaces
    • Easy to maneuver
    • Safe to use with the low-oil shutdown function
    • Long hose for convenient use
    • 3-year limited warranty


    • The unit is very heavy than the Greenworks pressure washers and not easy to transport.
    • It is very expensive when compared to similar units on the market.

    Generac 6921 2500 PSI Gas Powered Pressure Washer

    Last on our list is the affordable Generac 6921 gas pressure washer. This is a compact but sturdy and powerful unit. It may not possess the power that other units on this list exhibit, but it is still powerful for most home cleaning needs. Producing a maximum of 2500 PSI and 2.4 GPM, this pressure washer will help you execute different cleaning tasks, such as cleaning the deck, patio, car, driveway, outdoor furniture, and much more.

    Technical Specifications of the Generac 6921 Pressure Washers

    Features Generac 2500 PSI Gas Powered Washer
    GPM: 2.4
    Cleaning Power : 2500 PSI
    Engine: Generac OHV horizontal-shaft engine
    Power Source: gas-powered
    Attachments: on/off, choke, and fuel shutoff
    Pump: Axial Cam
    4 Quick-change nozzle tips: up to 40 degrees
    Ergonomic Spray Gun: Yes
    10″ Never-Flat Wheels: Yes
    Weight: 57 pounds
    Dimensions: 24.4 x 18.8 x 35.4 in
    Price: Generac 6921 2500 PSICheck Price on Amazon

    It is equipped with a 196cc Generac OHV engine that is durable and powerful. It also has a strong and long-lasting axial cam pump. Furthermore, it can be used for a wider range of home cleaning tasks as it is fitted with 4 quick-change nozzle tips. You won’t have to constantly lift the unit as the two large, never-flat wheels make maneuvering easy. Also, its control panel is well-designed for easy control and use of the machine. But compared to Ryobi electric pressure washers, the unit is quite loud.

    However, as noted in the list of Generac pressure washer reviews, this unit is not very powerful as it produces a maximum of 2500 PSI. Moreover, it is quite cumbersome to use as it doesn’t come with an onboard detergent tank for convenient use. Aside from this, the Generac 6921 gas pressure washer is a reliable and affordable unit.


    • Powerful for efficient cleaning
    • Affordable unit
    • Easy to move around
    • Compact design for ease of storage
    • Easy to use with the user-friendly control panel
    • Simple to start and use


    • Not as powerful as similar units
    • It is quite loud during use.

    Final Thoughts

    After going through the 7 Best Generac Pressure Washer reviews, you can see many outstanding pressure washers from Generac. The pressure washers are powerful, easily maneuverable, versatile, easy to use, and very reliable in performance. Depending on your needs, you can select a Generac pressure washer with the features and functions you desire. Also, it should be within your budget. Generac is a wonderful brand because if you will need a Generac pressure washer repair. Don’t worry; it provides a 2-year or 3-year warranty on its products if that covers the warranty rules and policies. I hope you’ve found this review helpful and influenced how you will make your next choice.


    Question: What features should I consider when picking a gas-powered pressure washer?
    Answer: Before you rush to select a gas pressure washer of choice, you need to know what features to consider. Some notable features to look at are the engine type, PSI, GPM, wheels, number of nozzle tips, type of pump, onboard detergent tank, and warranty.

    Question: What cleaning tasks can a gas pressure washer handle?
    Answer: Depending on its cleaning power, a gas pressure washer such as Simpson or Simpson 3000 can be utilized for a wider range of purposes. Some of the most notable cleaning jobs include cleaning patio, deck, trucks, cars, boats, outdoor furniture, driveway, siding, fencing, scrubbing mildew & mold, stripping paint, removing graffiti, cleaning construction and farm machinery, and industrial use.

    Question: What accessories can I buy together with the Generac gas pressure washers?
    Answer: Generac offers a wide range of accessories that can help you complete different tasks quickly and easily. Some of the accessories to buy include high-pressure extension hoses, power broom, rotating scrubbing brushes, nozzle upgrades, brass couplings, and floor-sweeping tools. Don’t just pick the accessories randomly; select accessories that will help you perfectly clean your surface at home or a premise.

    Question: Why does Generac stand out from its competitors?
    Answer: Generac has been in the industry for a long time and knows the customers’ needs. Also, the brand offers a wide range of pressure washers as it has both gas-powered and electric pressure washers. Some of its powerful electric pressure washers produce an astonishing 7000 + PSI, which rivals most of the top gas pressure washers. Most Generac gas pressure washers produce 2500 PSI or more. This makes it offer some of the most powerful yet affordable units on the market.

    Another thing that makes people like this brand is that their pressure washers are uniquely designed for ease of use. They have an intelligent design, and assembling the pressure washers isn’t an issue. Finally, they have great customer support with a 2-year or a 3-year warranty backing on their products.


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