DeWalt Vs Simpson Pressure Washer: Which one is Better?

Dewalt vs Simpson pressure washer comparison for the winner

If you are looking for a pressure washer between DeWalt and Simpson pressure washer then you’re in the right direction. There is always a tough competition between DeWalt vs Simpson pressure washers, both pressure washer manufacturing brands make outstanding pressure washing tools.

If you’re seeking which one is best for you then you’re at the right place:

I have compared both on the basis of the following points

  • comparison of Pressure washer of both brands
  • Key features and specifications
  • Pressure and flow rate
  • Performance of pressure washer
  • Each products review and feedback

Dewalt Vs Simpson pressure washer: Which is worth buying?

Dewalt has so many home products & tools in line and a pressure washer is one of those, while on the other hand Simpson only focuses on pressure washers & generators. Generally, the DeWalt pressure washer is costlier compared to the Simpson pressure washer. The reason for the high cost is because of the Honda engine and CAT pump.

Simpson provides the best pressure washer under $500 while DeWalt pressure washer ranges from $800 to $900 approximately. 

DeWalt DXPW60603 Gas Pressure Washer

Dewalt DWPX60603 vs simpson MSH3125 comparison

Dewalt DXPW60603 is one of the heavy-duty gas pressure washers, it is mainly designed for commercial purposes but can be used for home as well. The specification added to design this pressure washer is just simply awesome. 

It is compatible with the Honda GX200 engine with a low oil shutdown feature and phenomenal CAT industrial triplex pump. The caterpillar triplex pump makes it different from other, no other pressure washer brands that provide CAT pumps because of cost management.

It is high in price only because of the CAT triplex pump. This triplex pump also has a thermal relief valve. 

This Dewalt pressure washer delivers 3200 PSI pressure at the flow rate of 2.8 GPM. The total cleaning power is 8960 cleaning units. Which are quite high numbers and capable of cleaning any type of cleaning faster.

It comes with a 25 ft non-marring high-pressure flexible hose. This DeWalt pressure washer is constructed on a heavy steel frame and 10-inch pneumatic tires to move one place to another.

The total number of nozzles are five which are 0° 15° 25° 40° and a soap nozzle. This DeWalt pressure washer gives tough competition to every gas pressure washer.

Dewalt DXPW60603 Warranty

Engine warranty3 years
Pump warranty2 years
Frame warranty 10 years
Accessory warranty90 days

Simpson Megashot MSH3125 Best Seller Gas pressure washer

simpson msh3125 is the best gas pressure washer till date


The Simpson Megashot MSH3125 is one of the best pressure washer of Megashot series. It delivers outstanding performance that’s the reason it is the best seller gas pressure washer in various marketplaces.

The reason behind the best seller is because it is compatible with the GC190 Honda engine that gives inner power to deliver high pressure. A Honda engine pressure washer is considered the best engine for a pressure washer. It is quieter and sturdy. 

The Honda GC190 engine and OEM technology axial cam pump works together and forces the water out with 3200 PSI pressure at the flow rate of 2.5 GPM. The total cleaning of Simpson Megashot MSH3125 is 8000 cleaning units which are quite huge and capable of cleaning up to two-story vinyl siding house.

The whole pressure washing machine is welded on a heavy steel frame and two 10 inches of tires available to move, this design makes it a highly portable gas pressure washer.

The high-pressure non-marring flexible hose is 25 long that is enough for car washing. The nozzle accessories include five quick-connect spray nozzle which is 0° 15° 25° 40° and a soap nozzle to maintain high & low pressure by changing nozzles.

Overall the Simpson Megashot MSH3125 is one of the best gas pressure washers of this comparison post. I have seen the live performance of MSH3125 and it was just phenomenal.  The concrete driveways required a high psi pressure washer and this pressure washer is the best pressure washer for cleaning driveways.

MSH3125 Warranty

Engine warranty2 years
Pump warranty1 years
Frame warranty 5 years
Accessory warranty90 days

Are Dewalt pressure washers made by Simpson?

Yes, Dewalt and Simpson pressure washers are apparently the same manufacture unit. Simpson design and manufacture a Dewalt pressure washer at their big manufacturing plant in Decatur, Arkansas after the deal with black and decker corporation in the year 2009. that’s the one big reason for matchable designs of their pressure washer.

Simpson covers the residential gas pressure market on the other hand Dewalt covers the commercial gas pressure washer. The price difference in both company pressure washers can be seen.

Simpson Vs Dewalt pressure washer: Who is the winner?

Both the pressure washer brands are authentic and design quality pressure washers. I have reviewed the one-one best products of both brands. The remaining products are also the same but no need to make the post longer. 

The pressure washer equipment used in Dewalt pressure like engine and pump belongs to number #1. The engine is a GX200 honda made and the Pump is a triplex of CAT. So obviously the DeWalt pressure washer is best because it is assembled the world’s best equipment in their pressure washer.

On the other hand, Simpson makes the best pressure washer, and no doubt the Megashot MSH3125 is the highest-selling gas pressure washer. It is also equipped with a GC190 Honda Engine and OEM technology axial cam pump.

Both this Dewalt and Simpson pressure washer delivers the same 3200 PSI pressure but a different flow rate. Dewalt pressure washer flow rate is more than Simpson pressure washer.

So According to this battle, I can surely say that the Dewalt pressure washer is the winner of this battle but Simpson Megashot MSH3125 gives a very tough competition to it, Simpson pressure washer has another level.

As per the price Dewalt pressure washer is expensive, that’s the reason buyers choose the Simpson pressure washer.

Selecting Simpson MSH3125 pressure washer for your home cleaning jobs is also the best decision because it is the bestseller for the last 2 two years and will remain for the next some years.

The choice of selecting a pressure washer is always yours, choose according to your need and investment. 

Quick comparison chart of Dewalt and Simpson pressure washer

Simpson MSH3125DeWalt DXPW60603
Engine Honda GC190Honda GX200
Pump typeOEM technology Axial camCAT triplex pump
Output pressure (PSI)32003200
Flow rate (GPM)2.52.8
Cleaning units80008960
Wheels10 inches pneumatic10 inches pneumatic
Hose25 ft25 ft
Nozzle 0° 15° 25° 40° and soap0° 15° 25° 40° and soap
Frame Welded steelWelded steel
Engine warranty2 year3 year
Pump warranty1 year2 years
Frame warranty5 year10 years
Accessories warranty90 days90 days

FAQ Section about Dewalt & Simpson pressure washer

Q.1) Are Dewalt Pressure washers any good?

Yes, Dewalt pressure washers are made by Simpson. All their pressure washer are good and design sturdy from inside as well as from outside. Dewalt pressure washers give value to their customers

Q.2) Are AAA Triplex pumps good?

AAA is the registered trademark own by Simpson, AAA pumps are assembled with high-strength bearing, quality seals, and corrosion-resistant materials. it is known for its high efficiency and long-lasting use. it is good to get a pressure washer with a triplex pump.

Q.3) Are Simpson pressure washers any good?

Yes, Simpson makes the world’s best gas pressure washer and their pressure washer is available under budget that anyone can afford. it is always worth buying a Simpson pressure washer.

Final word about Simpson and DeWalt Pressure washer

It was really hard for me to compare DeWalt vs Simpson pressure washer because one is the best seller and another used high-quality equipment in their pressure washer. Performance-wise both are the best pressure washer and deliver the same output pressure.

The choice is your both DeWalt and Simpson pressure washer is worth buying and it will definitely complete your all needs which are you looking for in a pressure washer.

Hope this article helps you select the best one. If you have queries in mind then feel free to ask in the comment section.

Leave a Comment