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Customer reviews for PowerShot 4200 PSI at 4.0 GPM HONDA® GX390 with Industrial Triplex Pump Cold Water Professional Gas Pressure Washer for
PowerShot 4200 PSI at 4.0 GPM HONDA® GX390 with Industrial Triplex Pump Cold Water Professional Gas Pressure Washer
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4.7 out of 5 stars
stars
645 ratings645 reviews
  1. 5 stars84% (541)
  2. 4 stars12% (77)
  3. 3 stars1% (8)
  4. 2 stars1% (4)
  5. 1 star2% (15)
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Showing 611-620 of 645 reviews
Jan 26, 2018
Reviewer name: storaway
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

pressure washer with Honda engine

very pleased with this machine. Was looking for PSI and longtime engine life

Review from simpsoncleaning.com
Helpful?7AT7XV54Y2LL15224104831
Mar 13, 2023
Reviewer name: Al H
4 out of 5 stars
4 out of 5 stars review

Verified Purchase

Simpson PowerShot 4240 - Honda Engine

A very powerful machine...cut my cleaning time in half!

Review from simpsoncleaning.com
Helpful?7AT7XV54Y2LL15224104831
reply from Marketing

Hi, Al H. It's great to know your 4200 PSI pressure washer is delivering a powerful, five-star performance for you. Show off your work any time by tagging #simpsonclean on social media with your results and we would love to see your projects. Thanks for the rating!

Nov 10, 2025
Reviewer name: Clem1982
5 out of 5 stars
5 out of 5 stars review

Works great

I bought this power washer about a week ago and so far it has been working great

Review from simpsoncleaning.com
Helpful?7AT7XV54Y2LL15224104831
reply from Simpson Team

It's great to hear you've enjoyed an excellent performance from your new 4200 PSI pressure washer, Clem1982. Show it off any time by tagging #simpsonclean on social media with your before/after photos & we'd love to see it at work. Thanks for the positive feedback!

Apr 12, 2019
Reviewer name: Greg11
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great machine

So glad I spent a little extra money on this pressure washer

Review from simpsoncleaning.com
Helpful?7AT7XV54Y2LL15224104831
Sep 11, 2016
Reviewer name: Sonny B.
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Outstanding!

Power-To-Spare! Sturdy! Easy to use! Thank You, Simpson!

Review from simpsoncleaning.com
Helpful?7AT7XV54Y2LL15224104831
Mar 27, 2020
Reviewer name: Mr. Matt
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Powerful

This pressure washer exceeded all of my requirementsa nd expectations.

Review from simpsoncleaning.com
Helpful?7AT7XV54Y2LL15224104831
Jun 9, 2020
Reviewer name: Handyman 789
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Awesome pressure washer!

I am using this machine for my business. Very satisfied,works great ,very powerful

Review from simpsoncleaning.com
Helpful?7AT7XV54Y2LL15224104831
Apr 2, 2019
Reviewer name: Jfisherlc
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Good value

Good value. Awesome power. I'm extremely happy with this unit.

Review from simpsoncleaning.com
Helpful?7AT7XV54Y2LL15224104831
Jan 21, 2026
Reviewer name: The Dude abides
5 out of 5 stars
5 out of 5 stars review

Beast Mode

I purchased this to replace the milk toast unit I had for years. No regrets.

Review from simpsoncleaning.com
Helpful?7AT7XV54Y2LL15224104831
reply from Simpson Team

We a happy to hear your Simpson pressure washer has proven to be an impressive upgrade & you've enjoyed a powerful performance. Thanks for the feedback, The Dude abides!

Nov 22, 2023
Reviewer name: Kevin S MD
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Simpson pressure washer

easy start, very powerful pressure , almost lifts me off the floor

Review from simpsoncleaning.com
Helpful?7AT7XV54Y2LL15224104831
reply from Simpson Team

We are happy to hear you've been impressed with the powerful performance of your 4200 PSI pressure washer & you've found it to be easy to operate. Feel free to show off your work any time by tagging #simpsonclean on social media with photos of your results & we would love to see the projects you're knocking out. Enjoy your machine & thanks for the positive feedback, Kevin S MD!