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Greenworks 1900 PSI 1.2 GPM 13Amp Portable Compact vs Westinghouse Short Pressure Washer Gun - 3600 Max

Updated August 2026 — Greenworks 1900 PSI 1.2 GPM 13Amp Portable Compact leads on warranty and portability.

The Greenworks 1900 PSI is a powerful standalone pressure washer, while the Westinghouse Short Pressure Washer Gun is a versatile attachment for existing units. Choose based on your cleaning needs.

Why Greenworks 1900 PSI 1.2 GPM 13Amp Portable Compact is better

Power

Greenworks offers 1900 PSI for residential use.

Warranty

Greenworks has a 3-year warranty.

Accessories

Greenworks includes multiple nozzles for versatility.

Why Westinghouse Short Pressure Washer Gun - 3600 Max is better

Price

Westinghouse is significantly cheaper.

Weight

Westinghouse is lightweight and portable.

Compatibility

Westinghouse fits most pressure washers.

Overall score

Greenworks 1900 PSI 1.2 GPM 13Amp Portable Compact
85
Westinghouse Short Pressure Washer Gun - 3600 Max
70

Specifications

SpecGreenworks 1900 PSI 1.2 GPM 13Amp Portable CompactWestinghouse Short Pressure Washer Gun - 3600 Max
Power1900 PSI3600 PSI
Flow Rate1.2 GPMN/A
Warranty3 years180 days
Weight30 lbs1 lb
Price$127.99$39.99

Dimension comparison

Greenworks 1900 PSI 1.2 GPM 13Amp Portable CompactWestinghouse Short Pressure Washer Gun - 3600 Max

Price Comparison

When it comes to price, the Greenworks 1900 PSI is significantly more expensive than the Westinghouse Short Pressure Washer Gun. Priced at $127.99, the Greenworks model is about 220% more expensive than the Westinghouse attachment, which costs just $39.99. The price difference of $88.00 reflects the distinct functionalities and features each product offers. While the Greenworks model is a full-fledged pressure washer, the Westinghouse gun serves as an attachment, making it a more budget-friendly option for those who already own a compatible pressure washer.

Power and Performance

The Greenworks 1900 PSI boasts a maximum pressure of 1900 PSI at a flow rate of 1.2 gallons per minute (GPM), providing robust cleaning capabilities for various outdoor tasks. In contrast, the Westinghouse Short Pressure Washer Gun can handle up to 3600 PSI, which indicates superior power for heavy-duty cleaning. This difference in PSI showcases the Greenworks model as better suited for residential use, while the Westinghouse gun can tackle tougher jobs, making it versatile for both commercial and personal cleaning tasks.

Design and Portability

When considering design and portability, the Greenworks 1900 PSI has a compact design with heavy-duty wheels for easy transport, making it convenient for users who need to move it between locations. On the other hand, the Westinghouse Short Pressure Washer Gun is designed to be lightweight, weighing just over a pound and fitting comfortably in one hand. This makes it easy to store and carry, particularly for those who prefer a more portable solution for quick cleaning tasks. The design differences highlight how the Greenworks model is ideal for more extensive cleaning projects, whereas the Westinghouse gun is great for quick and nimble use.

Durability and Warranty

Durability is essential when investing in cleaning equipment. The Greenworks 1900 PSI is backed by a 3-year limited tool warranty, reinforcing its reliability for long-term use. This warranty reflects the manufacturer's confidence in the product's construction and performance. In comparison, the Westinghouse Short Pressure Washer Gun comes with a 180-day customer warranty. Although it is shorter, the attachment is designed to withstand high-pressure use, indicating that it is built for durability within its category. The longer warranty of the Greenworks model suggests a more robust investment for those planning to use their washer frequently.

Accessories and Versatility

The Greenworks 1900 PSI comes with various accessories, including a quick connect wand and three specialized nozzles that cater to different cleaning scenarios. This versatility allows users to tackle various surfaces, from vehicles to patios. Conversely, the Westinghouse Short Pressure Washer Gun is designed to pair well with a foam cannon, emphasizing its compatibility with different cleaning accessories, particularly for auto detailing. While the Greenworks model offers integrated versatility for a range of tasks, the Westinghouse gun excels in providing additional cleaning capabilities through accessories, making it a great addition for those who already own a pressure washer.

Cleaning Efficiency

In terms of cleaning efficiency, the Greenworks 1900 PSI is engineered for high-pressure performance, making it effective at blasting away stubborn grime on driveways and outdoor furniture. It uses 30% less water than traditional pressure washers, promoting eco-friendly cleaning. In contrast, the Westinghouse Short Pressure Washer Gun, while powerful at 3600 PSI, emphasizes compatibility with various pressure washers, enhancing its utility but relying on the base machine for overall cleaning efficiency. The Greenworks model's eco-smart operation and designated nozzles make it a more efficient choice for users focused on reducing water consumption while achieving thorough cleaning results.

User Experience and Maneuverability

User experience plays a significant role in the effectiveness of pressure washers. The Greenworks 1900 PSI is designed for ease of use, featuring a push-button start and an ergonomic grip handle, enhancing user comfort during operation. Its 20-foot hose provides ample reach for various cleaning tasks. Meanwhile, the Westinghouse Short Pressure Washer Gun’s pistol shape allows for easy maneuverability, especially in hard-to-reach spots, thus reducing hand strain during extended use. Both products prioritize user experience, but the Greenworks model offers a more comprehensive solution for those looking for a standalone unit, while the Westinghouse gun excels in maneuverability and ease of handling.

Which should you buy?

Choosing between the Greenworks 1900 PSI and the Westinghouse Short Pressure Washer Gun ultimately depends on your specific cleaning needs. If you require a powerful and versatile pressure washer that can tackle a range of outdoor tasks with a strong warranty, the Greenworks model is an excellent choice, albeit at a higher price point of $127.99. However, if you already have a compatible pressure washer and are looking for a reliable attachment that can handle high-pressure tasks, the Westinghouse gun at $39.99 offers great value and versatility without the need for a significant investment. Both products excel in their respective categories, so consider your cleaning requirements and budget before making a decision.