Westinghouse ePX3500 Electric Pressure vs Sun Joe Electric Pressure Power Washer
Updated April 2026 — Westinghouse ePX3500 Electric Pressure wins on detergent capacity, Sun Joe Electric Pressure Power Washer wins on warranty coverage and pressure performance.
$169.00Sun Joe Electric Pressure Power Washer, Heavy-Duty 2500 Max PSI (2030 PSI PWMA Rated) - Portable Cleaning and Washing Machine System for Home, Autos, Patios, Decks, & Sidewalks, SPX3000
Sun Joe
$169.00Westinghouse ePX3500 Electric Pressure Washer, 2500 Max PSI 1.76 Max GPM with Anti-Tipping Technology, Onboard Soap Tank, Pro-Style Steel Wand, 5-Nozzle Set, for Cars/Fences/Driveways/Home/Patios
Westinghouse
The Sun Joe Electric Pressure Power Washer edges out the Westinghouse ePX3500 Electric Pressure with higher maximum pressure and a longer warranty coverage. While the Westinghouse ePX3500 Electric Pressure offers a dual detergent tank system for varied cleaning solutions, the Sun Joe Electric Pressure Power Washer provides superior raw power and hose length for most outdoor tasks.
Why Westinghouse ePX3500 Electric Pressure is better
Dual detergent tanks allow solution switching
Two 0.9L tanks vs single 20 ounce tank
Longer spray lance for extended reach
34-inch stainless steel vs 17.5-inch wand
Includes wider 40-degree spray tip
5 tips including 40° fan pattern
Why Sun Joe Electric Pressure Power Washer is better
Higher maximum pressure output
2500 max PSI vs 2030 PSI working pressure
Longer high-pressure hose included
25-foot hose vs 20-foot hose
Comprehensive warranty protection
3-Year limited service vs not specified
Overall score
Specifications
| Spec | Westinghouse ePX3500 Electric Pressure | Sun Joe Electric Pressure Power Washer |
|---|---|---|
| Max Pressure | 2030 PSI | 2500 PSI |
| Water Flow | 1.2 GPM | 1.76 GPM |
| Hose Length | 20 feet | 25 feet |
| Detergent Tanks | Dual 0.9L | 20 ounce |
| Wand Length | 34 inches | 17.5 inches |
| Spray Tips | 5 (0°, 15°, 25°, 40°, soap) | 5 (0°, 15°, 25°, turbo, soap) |
| Warranty | Not specified | 3-Year limited |
| Weight | Not specified | 19 pounds |
Dimension comparison
Overview and Design
The Westinghouse ePX3500 Electric Pressure and the Sun Joe Electric Pressure Power Washer represent two distinct approaches to electric pressure washing within the same price bracket. Both units are designed for routine outdoor maintenance, targeting surfaces such as homes, driveways, vehicles, and patio furniture. The Westinghouse ePX3500 Electric Pressure emphasizes component durability with stainless steel fittings and a dual-tank system. In contrast, the Sun Joe Electric Pressure Power Washer focuses on compact storage and maximum pressure output. Both products share a similar price point of $169.00, making feature differentiation critical for potential buyers.
Pressure and Flow Performance
When evaluating cleaning power, the Sun Joe Electric Pressure Power Washer holds a numerical advantage in maximum specifications. It delivers up to 2500 max PSI and 1.76 max GPM at lowest pressure, with rated figures of 2000 PSI and 1.2 GPM. The Westinghouse ePX3500 Electric Pressure provides a working pressure of 2030 PSI and a water flow of 1.2 GPM. While the working pressure of the Westinghouse ePX3500 Electric Pressure is competitive, the peak output of the Sun Joe Electric Pressure Power Washer suggests better capability for stubborn grime removal on concrete or heavy buildup scenarios.
Hose and Wand Configuration
Reach and maneuverability are determined by the hose and wand assembly. The Westinghouse ePX3500 Electric Pressure includes a 20-foot high-pressure hose paired with a 34-inch stainless steel spray lance. This longer lance allows users to maintain distance from sensitive surfaces. The Sun Joe Electric Pressure Power Washer features a 25-foot easy-coil nylon braided hose, offering greater range from the power source. However, its wand is shorter at 17.5 inches. Users prioritizing hose length for distant outlets may prefer the Sun Joe Electric Pressure Power Washer, while those needing extended wand reach might lean toward the Westinghouse ePX3500 Electric Pressure.
Detergent Systems
Chemical application capabilities differ significantly between the two models. The Westinghouse ePX3500 Electric Pressure features a dual detergent tank system with two onboard 0.9L tanks. This allows for storing separate cleaning solutions and switching between them without refilling, useful for different surfaces. The Sun Joe Electric Pressure Power Washer utilizes a single 20 ounce onboard soap tank. While sufficient for standard detergent use, the dual-tank design of the Westinghouse ePX3500 Electric Pressure offers greater flexibility for tasks requiring multiple cleaning agents during a single session.
Portability and Build
Physical design impacts storage and transport. The Sun Joe Electric Pressure Power Washer is engineered for compactness, measuring 16.5 inches tall and weighing 19 pounds. It includes four quick-lock wheels with 360-degree steering and a low center of gravity to prevent tipping. The Westinghouse ePX3500 Electric Pressure emphasizes tough components for everyday use, including brass fittings and a stainless steel lance, though specific weight and dimension data are not provided. The confirmed lightweight design of the Sun Joe Electric Pressure Power Washer makes it easier to move around obstacles compared to the potentially heavier build of the Westinghouse ePX3500 Electric Pressure.
Spray Tip Versatility
Both units offer five quick-connect spray tips to handle various cleaning intensities. The Westinghouse ePX3500 Electric Pressure includes 0°, 15°, 25°, 40°, and soap tips. The inclusion of a 40-degree tip provides a wider fan pattern for gentle rinsing. The Sun Joe Electric Pressure Power Washer includes 0°, 15°, 25°, turbo, and soap applicator tips. The turbo tip on the Sun Joe Electric Pressure Power Washer offers a rotating high-pressure stream for intense spot cleaning. Both configurations cover the essential ranges, with the choice depending on whether a wider fan or turbo stream is preferred.
Warranty and Support
Long-term ownership security is a key differentiator. The Sun Joe Electric Pressure Power Washer is backed by a 3-Year limited service, labor, and parts coverage with a nationwide customer service network. This provides significant peace of mind regarding pump and motor longevity. The Westinghouse ePX3500 Electric Pressure does not specify warranty terms in the provided data. The explicit 3-year coverage of the Sun Joe Electric Pressure Power Washer represents a substantial advantage in reliability assurance and potential cost savings on repairs over time.
Final Verdict
Choosing between these models depends on specific cleaning needs. The Westinghouse ePX3500 Electric Pressure is suitable for users who value dual detergent tanks and a longer stainless steel lance for varied chemical applications. However, the Sun Joe Electric Pressure Power Washer wins on raw performance metrics, hose length, and warranty protection. With higher maximum PSI, a longer hose, and a confirmed 3-year warranty, the Sun Joe Electric Pressure Power Washer offers a more robust package for general homeowners seeking power and reliability.