Sun Joe SPX3000 vs SPX4000: Which Pressure Washer is Better?

No matter how keen we are on cleaning, there are some things that not even the most enthusiastic scrubber can get rid of, even with an arsenal of cleaning products. What you spend in scrubbing pads and cleaning agents could easily be invested into a pressure washer for effortless and fun cleaning.

This article is going to cover the specifics of the Sun Joe SPX3000 vs SPX4000. We will consider the similarities and differences between the two including aspects like their appearance, functions, and value for money. You will find some additional pros and cons and we will finish up with our final verdict.

Sun Joe SPX3000 vs SPX4000

First of all, we will look at what the Sun Joe SPX3000 and the Sun Joe SPX4000 have in common.

Sun Joe SPX3000 vs SPX4000 – Similarities

Pressure Washer Power

The Sun Joe SPX3000 and the Sun Joe SPX4000 both have a 14-5-amp motor and a massive 1800w of power. The maximum pressure is 2030 PSI (pounds per square inch) and the minimum pressure is 1450 PS, which is well above average.

GPM

Another measurement of cleaning ability is GPM or gallons per minute. Professional contractors generally look for a pressure washer which has at least a 1.50 GPM. The Sun Joe SPX3000 and the Sun Joe SPX4000 have 1.76 GPM.

Ideal Uses

The Sun Joe SPX3000 and the Sun Joe SPX4000 are ideal for outdoor use and vehicles. You can use it to clean walls, windows, cars, RVs, anything that has particularly difficult dirt and grime stuck to it.

Total Stop System

The TSS that comes with both the Sun Joe SPX3000 and the Sun Joe SPX4000 is a system that automatically shuts off the pump when the trigger isn’t being pulled. It helps to prolong the life of the pump.

Quick Connect Tips

Both the Sun Joe SPX3000 and the Sun Joe SPX4000 come with 5 quick-connect spray tips (0º, 15º, 25º, 40º, and soap). This allows you to adjust the intensity of the spray depending on what you are cleaning.

Accessories

As well as the quick-connect tips, the Sun Joe SPX3000 and the Sun Joe SPX4000 come with a 34” extension wand, a 20ft high-pressure hose, a 35ft power cord (with GFCI protection), a garden hose adapter, and a needle clean-out tool kit.

Warranty

You will receive a 2-year warranty with the Sun Joe SPX3000 and the Sun Joe SPX4000.

Side by Side Comparison

Sun Joe SPX 3000

Sun Joe SPX 3000

  • Size: 15.6 x 13.5 x 33.9 inches
  • Weight: 31lbs
  • Wattage: 1800w
  • Amps: 14.5amp
  • Maximum: 2020 PSI
  • Minimum PSI: 1450 PSI
  • GMP: 1.76 GMP
  • Detergent Tank: Dual tank with 0.9l capacity each
  • TSS: Yes
  • Pressure Select Tech: No
  • Accessories: a 34” extension wand, a 20ft high-pressure hose, a 35ft power cord (with GFCI protection), a garden hose adapter, and a needle clean-out tool kit
  • Warranty: 2 Year

Sun Joe SPX4000

Sun Joe SPX 4000

  • Size: 21.2 x 19.3 x 36.6 inches
  • Weight: 38.6lbs
  • Wattage: 1800w
  • Amps: 14.5amp
  • Maximum: 2030 PSI
  • Minimum PSI: 1450 PSI
  • GMP: 1.76 GMP
  • Detergent Tank: One tank with 1.58l capacity
  • TSS: Yes
  • Pressure Select Tech: Yes
  • Accessories: a 34” extension wand, a 20ft high-pressure hose, a 35ft power cord (with GFCI protection), a garden hose adapter, and a needle clean-out tool kit
  • Warranty: 2 Year

Now let’s take a look at what is different about the pressure washers.

Differences Between Sun Joe SPX3000 and Sun Joe SPX4000

Appearance

Sun Joe SPX 4000 review

Aside from the Sun Joe green and black colors, they look quite different.

Sun Joe SPX3000

This measures 15.6 x 13.5 x 33.9 inches and weighs 31 pounds with two large wheels for easy transportation. This is an upright pressure washer and its compact size allows storage in smaller spaces.

Sun Joe SPX4000

Here, the dimensions are 21.2 x 19.3 x 36.6 and it weighs 38.6 pounds, again with two large wheels. The advantage of this design is that it has a lower center of gravity and is less likely to tip over.

The Winner Is- The Sun Joe SPX3000

Detergent Tank

Sun Joe SPX 4000 and SPX 4001 detergent tank

Many people like to add cleaning products to either disinfect or add extra shine. Please remember that bleach should not be used with either of these Sun Joe pressure washers.

Sun Joe SPX3000

You will find two removable detergent tanks, each with a 0.9-liter capacity. You can store different detergents to use individually or even at the same time.

Sun Joe SPX4000

There is one detergent tank with a 1.58-liter capacity. It is easily accessible and has an opening at the bottom to drain away liquids.

The Winner Is- The Sun Joe SPX3000

Read next – Sun Joe SPX 3000 Vs. SPX 3001: Which Pressure Washer Is Better?

Pressure Select Technology

Sun Joe SPX 3000 Presure Washer review

You may not always want 2030 PSI from your pressure washer!

Sun Joe SPX3000

The only way to adjust the pressure is with the quick-connect tips.

Sun Joe SPX4000

With the pressure select technology, you can choose between a high setting (2030 PSI) and a low setting (1450 PSI).

The Winner Is. The Sun Joe SPX4000

Read next – Sun Joe SPX4000 vs SPX4001: Which Pressure Washer is Better?

Pros and Cons

The last thing before our final verdict is to include a few pros and cons of the Sun Joe SPX3000 and the Sun Joe SPX4000

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Sun Joe SPX3000

Pros:

  • Easy and quick assembly
  • Great results on patio flooring and furniture
  • Great price for all that is included

Cons

  • Nozzles will rust is not removed and stored properly, it will affect the running of the machine

Sun Joe SPX4000

Pros:

  • It is very stable and well designed with quality materials
  • Lower pressure option is great for cleaning items with flaking paint
  • Perfect for wall mounting

Cons:

  • Many users would disagree with the 2020 PSI

Video Comparison

Sun Joe SPX3000

Sun Joe SPX4000

The Final Verdict

The Sun Joe SPX300 and the Sun Joe SPX4000 are very similar in their pressure and cleaning abilities. After testing then both on various objects we were pleased with the results and couldn’t really put one ahead of the other. We were also really pleased with the accessories that come with both of the pressure washers. We felt that they allowed us to clean a good variety of things.

We decided that the Sun Joe SP3000 was the better buying choice today. It is a little bit cheaper, we loved the dual detergent tanks, and above all, we preferred the design. It was much lighter to use and stored away neatly.


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