Further down the page, you'll find some explanations regarding the key similarities and differences between the Sun Joe SPX3500 and the Sun Joe SPX3550.
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 SPX3500 | Sun Joe SPX3550 |
|---|---|
 |  |
Spec-wise, this product does not have any notable advantage over the Sun Joe SPX3550 |
|
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Power Comparison
- Fuel: Both units are corded electric pressure washers, ensuring uninterrupted power for extended cleaning tasks without the hassle of refueling or recharging.
- Engine & Pump: Axial-type pumps are utilized in both the Sun Joe SPX3500 and the Sun Joe SPX3550, appreciated for their lightweight structure and user-friendly nature. The Sun Joe SPX3500 operates its pump with a 13-amp motor, while the Sun Joe SPX3550 employs a 14.9-amp motor. Both units utilize motors of the induction type.
The following charts are provided to show you at a glance how the main specs of the Sun Joe SPX3500 compare to the Sun Joe SPX3550.
- Pressure: With a maximum reachable pressure of 2350 PSI, the Sun Joe SPX3550 provides a much higher force for effectively blasting away dirt and grime, surpassing the 2000 PSI of the Sun Joe SPX3500.
- Water Flow: When running at low pressure, the SPX3550 generates a much higher water output than the SPX3500. With a capacity of up to 1.8 GPM (gallons per minute) compared to the SPX3500's maximum flow of 1.1 GPM, it should allow for dirt and debris removal with significantly greater effectiveness.
- Cleaning Power: With matching cleaning power rated at 2200 Cleaning Units, both devices achieve the same effectiveness in overall cleaning.
Design Comparison
- Design: With their compact design, both units are constructed with a strong focus on portability in mind.Crafted with a focus on portability, both units feature a compact design, making them convenient choices for mobile cleaning tasks.
- Design: With their compact design, both units are constructed with a strong focus on portability in mind.Crafted with a focus on portability, both units feature a compact design, making them convenient choices for mobile cleaning tasks.
- Weight: With a weight of 24 lbs, the SPX3550 stands out as significantly lighter compared to the 36.8 lbs of the SPX3500, offering users enhanced maneuverability and handling.
- Maneuverability: Each product is equipped with wheels, significantly enhancing their maneuverability. Both products come equipped with a handle, engineered to enhance your grip for increased comfort and control while maneuvering or transporting them.
Feature Comparison
- Soap Addition: Both washers allow users to incorporate chemical detergent solutions into the water, boosting their cleaning efficiency. With both the SPX3500 and the SPX3550, you have the advantage of onboard soap tank, offering a practical solution for storing your cleaning chemicals right within the unit. The soap capacity of both units is identical, with the tanks capable of holding 0.32 gal of detergent.
- Trigger Gun & Wand: Both units feature a fairly standard ergonomic trigger gun and a classic wand in the package.
- Nozzles: Included in the package of both the SPX3550 and the SPX3500 are sets of 5 nozzles, ready for immediate use. The set of included nozzles is the same in either case: 0°, 15°, 25°, 40°, and a soap nozzle.
- Reach: Featuring the same 20 ft high-pressure hose, neither product offers a superior range of motion around the unit upon unboxing. As both units feature a 35 ft power cord, their maximum allowable placement from an electrical outlet is the same.
- Storage: Both the SPX3500 and SPX3550 come equipped with an onboard storage solution, providing convenient access to your nozzles and accessories whenever you need them. Each washer features a set of hooks for hose storage, ensuring that their high-pressure hoses can be neatly stored away when not needed.
- Accessories: Included with the standard accessories, the Sun Joe SPX3550 also features a garden hose adapter.
TL;DR
| Sun Joe SPX3500 | Sun Joe SPX3550 |
|---|---|
| |
Spec-wise, this product does not have any notable advantage over the Sun Joe SPX3550 |
|
| Buy on Amazon (opens in a new tab) | Buy on Amazon (opens in a new tab) |
Show all offers | Show all offers |
