Best Pressure Washer for Boat – Buyers Guide

Best pressure washer for boat – Makes it beautiful while afloat

Boating is a lot of fun in a favorable temperature and a clean atmosphere. Many boat owners love waterskiing and tubing on summer weekends. But this favorable temperature also allows algae growth and other fungal outgrowths on your boat surfaces.

To enjoy boating properly, one must keep his water ride in proper shape and maintenance. Of course, this will require proper and constant maintenance and cleaning of your boating.

The best way to keep your vessel in good shape is by pressure washing it. And the best tool to use is a pressure washer. If you want to eliminate algae growth dirt and grime from your boat then pressure washing is the best effective way.

Moreover, the pressure washing removes salt and other minerals from the outside of the boat. To pressure wash it you need a solid and reliable pressure washer that can quickly and effectively wash your boat without any interest and damage. In this blog post, we have written about the 10 best pressure washers for boat washing.

Best Pressure Washer for Boat Cleaning

1. Simpson Cleaning Gas Pressure Washer

Simpson is a well-known brand for its high-quality pressure washers all over the world. Thia Simpson cleaning gas-powered pressure washer is our favorite model packed with energy efficiency and ultra-high power. Powered by a Honda Gx200 engine, Simpson’s cleaning pressure washer easily removes any dirt, grime, and mildew from your boat.


Apart from pressure washing boats and yachts, you can use it to clean gutters, cars, sideways, and vinyl siding. It has an industrial-grade triplex plunger pump with a PowerBoost Technology to throw away 3600 PSI pressure and 2.5 GPM of water flow.

This Honda-powered pressure washer is made from a high-grade aluminum frame and aluminum tubes which ensures its long life. It has five different nozzles including 0, 15, 25, and 40 Degrees along with a soap nozzle. With its 10-inch premium pneumatic wheels, you can easily move it on any terrain.

2. Karcher K1700 Electric Pressure Washer

Karcher is another leading brand in the world of pressure washers. However, it is more famous for its electric pressure washers. 

Karcher K1700 1700 PSI

Karcher k1700 delivers maximum pressure of 1700 PSI at 1.2 gallons per minute. Are you thinking this power is not enough? The fact is Karcher has real power. Its 1700 PSI power is great enough to pressure wash your vessel removing tough dirt grime and mildew

Karcher’s k1700 model is uniquely designed and has innovative features. We liked its foot-start feature the most. Just push the start button with your feet and enjoy pressure washing your boat.

It has a powerful water-cooled induction motor that ensures smooth pressure of 1700PSI to handle stubborn stains and dirt. It also has 3 interchangeable nozzles that you can use according to your needs. With its 15-degree nozzle, you can perform ordinary tasks however the Turbo nozzle provides more power to throw away tough stains, algae growth from your yacht. A foaming nozzle is also present to create foam before pressure washing your vessel.

This lightweight and compact k1700 has a removable detergent tank for easy detergent use. Weighing just 20 pounds, it is easy to store and easy to move around.

All in all this electric pressure washer is one of the best pressure washers to use for washing your boat

3. Stanley SHP2150 Electric Pressure Washer

Stanley electric pressure washer is a compact, versatile and powerful electric pressure washer. You can easily wash your yacht with its 2150 PSI pressure along with its 1.4 GP flow rate without any extra effort.

Stanley SHP2150 Pressure Washer for boat

This pressure washing tool has specialized foam cannon to blast rich foam thus helping in deep cleaning. After Using soap Canon You can rinse with spray nozzles. It comes with 4  quick connect nozzles for a variety of tasks. The versatile Stanley pressure washer is packed with an O-ring replacement kit, a 25 ft long pressure hose, and a detergent tank to ease up all of your cleaning projects.

The Stanley machine has strong wheels To provide easy mobility and movement on any type of surface. The lightweight and portable body allows you to easily save it in the garage or store. All in all, if you are considering performance and efficiency at a reasonable and affordable price then Stanley SHP2150 could be your first priority.

4. TEANDE 3200PSI 2.6GPM Gas Pressure Washer Pressure

Coming with a 3200 PSI and 3.5 GPM of water flow, the Teande gas pressure washer makes work easy for boat washing. As the company says, it is born to be an Ultimate dirt fighter, its 7-HP 4-stroke engine is efficient enough to blast away stubborn stains from any surface. Just fill up its big 3.6-liter gas tank and move it wherever you want on its big 10-inch pneumatic wheels on any surface with ease.


Not only this pressure washer has a strong engine it also has a strong build made from abrasion-resistant material and a strong steel frame. Therefore, this pressure washing tool is anti-corrosive strong, and durable throughout its life. This means you can use it in any weather and any condition.

The engine of this machine is quiet when you compare it with other gas pressure washer models. However, there is little noise but it is manageable and bearable. You can do more tough jobs using this gas model of Teande like pressure washing tough stains from garages, vinyl siding, driveways without fear of overheating.

Teande 3200PSI gas pressure washer is adjustable when it comes to various pressure washing requirements. It has 5 quick connect nozzle tips to meet different washing and cleaning demands. A 25 feet long pressure hose allows you to pressure wash your vessel without moving the machine. It’s definitely a convenient tool for sure to wash your boat.

5. Sun Joe SPX3000 2030 Max PSI 1.76

Sun Joe SPX3000 2030 PSI machine can produce unreal results with its great power and pressure. The pressure of 2030 PSI with 1.76 GPM of water flow shows fast and thorough cleaning results.

Sun Joe SPX3000 Electric High Pressure Washer

Not only this pressure washer is best for washing your boat in summers it is also a great tool to pressure wash your driveway, patios, and car. This magical washing tool is famous among homeowners due to its lightweight and compact body. Weighing just around 30 pounds it is easy to carry around for any pressure washing task effortlessly.

Unlike old school washers, this pressure washer comes with 2 detergent tanks to clean your surfaces thoroughly before rinsing off with water. Therefore, you can use 2 different types of pressure washing detergents for different types of jobs.

As this is an electric pressure washer there is no oil spillage or fear of gas shortage. This pressure washer has a TSS system to stop it when the trigger is not engaged. This system ensures the long life of the pressure washer and its pump.

Talking about maneuverability it has 34 feet power cord and 20 feet high-pressure hose to reach every nook and cranny. What else does anyone need when you can blast the grime and dirt from your yacht’s surface at such a low price without sacrificing on features and qualities of the machine. This lightweight electric pressure washer is the best tool for pressure washing your boat without extra effort.

6. Briggs & Stratton 20680 – 1800 PSI, 1.2 GPM

Briggs and Stratton is probably one of the famous brands of pressure washers with a good reputation. They are famous for their high-quality products at an affordable price with efficient cleaning results.

Briggs & Stratton 20680 Washer

Briggs and Stratton this electric pressure washer offers 1800 PSI with 1.2 GPM of water flow. Its 25 ft long hose makes it super easy to perform a variety of cleaning jobs. With just 26.54 pounds of weight and a beautiful trolley design, it is super easy to move from one place to another.

Made from high-class durable material you can expect it to remain with you for years to come. Its long-life universal motor and water pump give you the confidence to pressure wash any type of hard stains and dirt from the surfaces.

Other accessories include 3 quick connect spray nozzles, a half-gallon integrated detergent tank, and a Turbo nozzle which works 40% faster than ordinary nozzles. This versatile pressure washing machine fights with dirt and debris without being heavy on your budget.


PowerWorks is a relatively new but fast-growing brand. Its 2200 PS electric pressure washer is gaining attraction in the market due to its fast and efficient cleaning results.

Priced at around $299, it is a reasonably good cleaning machine for your money. It has 2200 PSI pressure at 2.30 GPM making it a great choice for various household pressure washing tasks.

PowerWork 2200PSI weighs around  40.5 pounds while its big wheel allows you to maneuver around with ease. It is slightly heavier than other models but this heaviness is due to its steel rugged frame which ensures its long life.

This electric pressure washer is GFCI protected and has a 25 feet long hose to perform a variety of tasks without moving your pressure washer too and again. It is a PWMA certified pressure washer tool with perfect design and features. It comes with 3 quick connect nozzles, a soap nozzle, and a turbo nozzle. Its onboard detergent tank allows you to use your desired soap or detergent for more deep cleaning.

We recommend using this cleaning tool to blast through the heaviest dirt, grime, and mildew from your boat surface.

8. WHOLESUN 3000PSI Electric Pressure Washer 2.4GPM Power Washer

The electric pressure washer from Wholesun offers 3000 PSI and 2.5 GPM with the help of its powerful 1600watt motor. This extreme power of water pressure is great to blast away through dirt grime and mold from different household surfaces and vehicles.

WHOLESUN 3000PSI Pressure Washer

This Wholesun cleaning machine comes in three bright colors blue, green, and orange. It has a TSS system that automatically shuts down the system when the trigger is not engaged. TSS system protects the pump from overheating thus increasing the life of your pressure washer.

Not only it is GFCI protected, but it also has a safety lock feature on its spray gun. You also get a high pressure former with this machine to produce rich foam suds to lose tough stains and dirt from your surfaces.

As it is an electric pressure washer it has almost zero noise and less vibration as compared to its competitors. It comes with 5 quick-connect spray tips to achieve 4 different pressure levels. The fifth spray tip is a soap nozzle.

It has a 20 ft long pressure hose along with 35 feet electric cord for easy reach. This great pressure washing equipment has a two-year warranty giving you peace of mind for your investment.

How to Pressure Wash Your Boat In Few Steps

Boat enthusiasts love to wash their boats themselves. However, if you are new to pressure washing your boat, be easy, it is quite a simple and easy task. If you have pressure washed a truck or a car earlier then you will see there is no big difference. You just need a good pressure washer with the right pressure and water flow according to the requirement. In a few minutes of work, you will get the same great looks of your yacht as the new one.

  1. After taking precautionary measures, start your pressure washer. Rinse your boat with low-pressure settings to remove low-laying dirt and debris from the surfaces. 
  2. Now attach the soap nozzle with the pressure gun. Start spraying soap from downwards to upward to prevent speaking. (Always use recommended pressure washer detergents and solutions by the makers. Avoid using any material that can damage your boat and washer.)
  3.  Allow the detergent to sit for 5 to 10 minutes so that the remaining dirt, grime, and mildew detach from the surface effectively.
  4. Meanwhile, spray a little bit to keep the surface wet.
  5. For hard stains and mildew, using a rotary scrubbing brush attachment is a good option.
  6. Now attach the pressure nozzle with the machine and rinse the soap. Do it upwards to downwards preventing streaks.
  7. You can also pressure wash the engine, motor, and trailer of your boat.

How much PS do I need to wash my boat?

You know PSI stands for pressure per square inch. The water pressure in the pressure washer is measured in PSI. It is basically the force of the water on the subject per square inch you are washing. Washing your boat/vessel is necessary to protect it from algae growth, mold, and other marine objects.

Any pressure washer having between 1800 PSI and 4000PSI can be a good option. This is a minimum requirement according to some experts. However, 2000 PSI is optimum pressure to handle dirt and grime on boat surfaces without any compromise. Always remember to use gentle pressure to clean dirt, mold, mildew, and grime from the vessel. 

In case you have a fishing vessel, you can go to 2500 PSI for the best results. This is because fishing boats and vessels are more slippery and slimy and have more cleaning issues.

Is It Really Worth Buying A Pressure Washer For Your Boat?

The pressure washer is becoming more and more famous for its widespread cleaning uses in our homes. On one hand, it is being used for a lot of indoor cleaning tasks while on the other hand, it plays important role in cleaning and maintaining our properties and different types of equipment. When we say properties it also means cars, RVs, trucks bikes, boats, and vessels. Yes, a pressure washer is a great tool to buy for cleaning your boat regularly.

As you know the boat is a heavy investment. You have to manage it properly and regularly. Due to the frequent or in fact permanent contact with water, it opens the way for mildew, algae, and other fungal substances on your vessel. This may cause damage to it if not regularly washed.

So it is recommended to pressure clean your boat with a pressure washer on regular basis. A Pressure washer has enough water pressure to remove slimy and fungal outgrowths without any extra effort.


Finally putting things together, the best pressure washer for your boat is a one-stop solution for all your cleaning needs onboard. No matter you want to clean the inner surfaces of your fishing vessel or want to restore the outer body of your boat a pressure washer is a major key player here.

We hope our buyer’s guide will help you to narrow down your selection if you want a specific option. For a handy electric pressure washer option, Sun Joe SPX3000 is our top choice for washing your vessel. It is a perfect combination of efficiency, portability, and power all within affordable price.

However, if you want a powerful gas pressure washer to clean the dirty mess, we will recommend Simpson Cleaning Gas Pressure Washer with a Honda engine as the best contender for this. It offers a great combination of sheer power, performance, and durability on the wheels. A real dirt Blaster for your boat.

Flinn Milan

Flinn Milan is the content director at Washwith. He is responsible for developing helpful content in collaboration with other hard-working team members. Over several years, his content strategy is mainly focused on describing and highlighting every product with its positive and negative points

Leave a Comment