Further down the page, you'll find some explanations regarding the key similarities and differences between the Sun Joe SPX4000 and the Sun Joe SPX3500.
But before checking out explanations regarding their power, design, and features here's a table that summarizes the main pros of each of these 2 pressure washers:
| Sun Joe SPX4000 | Sun Joe SPX3500 |
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Power Comparison
- Fuel: Both units are corded electric washers, offering sustained power for uninterrupted cleaning, making them reliable choices for tackling larger tasks without interruption.
- Engine & Pump: Both the Sun Joe SPX4000 and the Sun Joe SPX3500 utilize axial-type pumps, which are recognized for their lightweight design and straightforward operation. The Sun Joe SPX4000 operates its pump with a 14.5-amp motor, while the Sun Joe SPX3500 employs a 13-amp motor.
The following charts are provided to show you at a glance how the main specs of the Sun Joe SPX4000 compare to the Sun Joe SPX3500.
- Pressure: The Sun Joe SPX3500 exerts a higher force with its maximum reachable pressure of 2300 PSI, offering superior dirt and grime removal compared to the 2030 PSI of the Sun Joe SPX4000.
- Water Flow: The SPX4000 demonstrates a much higher water volume at low pressure than the SPX3500. Offering up to 1.76 GPM (gallons per minute) compared to the SPX3500's maximum flow of 1.48 GPM, it should allow you to rinse away debris and dirt with significantly greater effectiveness.
- Cleaning Power: With 2200 C.U., the SPX3500 boasts substantially greater overall cleaning efficiency compared to the Sun Joe SPX4000's 1798 C.U.
Design Comparison
- Design: For those prioritizing portability, mobility, and easy storage, the Sun Joe SPX4000's compact design presents a compelling choice. Yet, the Sun Joe SPX3500's hand truck design provides enhanced stability and ergonomic handling, proving advantageous for specialized tasks.
- Design: For those prioritizing portability, mobility, and easy storage, the Sun Joe SPX4000's compact design presents a compelling choice. Yet, the Sun Joe SPX3500's hand truck design provides enhanced stability and ergonomic handling, proving advantageous for specialized tasks.
- Weight: Weighing 27.8 lbs, the SPX4000 boasts a substantial weight advantage over the 36.8 lbs of the SPX3500, ensuring users enjoy greater ease of portability and more comfortable usage.
- Maneuverability: The inclusion of wheels on both products greatly enhances their maneuverability. The SPX4000 has a foam-padded handle and the SPX3500 a standard handle, both of which aid in maneuvering.
Feature Comparison
- Soap Addition: Both washers enable users to mix chemical detergent solutions with the water, enhancing their cleaning performance. Both the SPX4000 and the SPX3500 offer the convenience of an onboard soap tank, allowing you to conveniently store your cleaning chemicals within the unit itself, ensuring easy access and streamlined cleaning workflows. However, the SPX4000 boasts a larger detergent tank, capable of holding 0.4 gal of cleaning solution, in contrast to the SPX3500's smaller tank, which holds only 0.32 gal.
- Trigger Gun & Wand: Included with both units is a fairly standard ergonomic trigger gun and a classic wand.
- Nozzles: Upon purchase, both the SPX3500 and the SPX4000 include a package with a set of 5 nozzles. Both products offer the exact same selection of nozzles: 0°, 15°, 25°, 40°, and a soap nozzle.
- Reach: Each product comes equipped with a 20 ft high-pressure hose, ensuring comparable freedom of movement around the unit right out of the box. The Sun Joe SPX4000 and the Sun Joe SPX3500, each equipped with a 35 ft power cord, share an equal range from an electrical outlet.
- Storage: With onboard storage included, both the SPX4000 and SPX3500 keep your nozzles and essential accessories neatly organized and readily accessible. Both washers feature a set of hooks to help you neatly store their high pressure hoses when not in use.
TL;DR
| Sun Joe SPX4000 | Sun Joe SPX3500 |
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