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Greenworks 1900 PSI 1.2 GPM 13Amp Portable Compact vs MJJC Foam Cannon S V3.0 with 1/

Updated August 2026 — Greenworks 1900 PSI 1.2 GPM 13Amp Portable Compact wins on warranty and power, MJJC Foam Cannon S V3.0 with 1/ wins on price.

The Greenworks 1900 PSI offers superior performance and versatility compared to the MJJC Foam Cannon S V3.0, which is more of an accessory.

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

Power

Higher maximum pressure of 1900 PSI

Versatility

Multiple nozzles for different cleaning tasks

Warranty

3-year limited warranty for peace of mind

Why MJJC Foam Cannon S V3.0 with 1/ is better

Price

More budget-friendly at $86.99

Foam Quality

Produces thicker foam for car cleaning

Weight

Lighter and easier to handle as an accessory

Overall score

Greenworks 1900 PSI 1.2 GPM 13Amp Portable Compact
85
MJJC Foam Cannon S V3.0 with 1/
70

Specifications

SpecGreenworks 1900 PSI 1.2 GPM 13Amp Portable CompactMJJC Foam Cannon S V3.0 with 1/
Max PSI19003600
Flow Rate1.2 GPMN/A
Hose Length20 ftN/A
Nozzles31
WeightN/AN/A

Dimension comparison

Greenworks 1900 PSI 1.2 GPM 13Amp Portable CompactMJJC Foam Cannon S V3.0 with 1/

Overview of Pressure Washers

When it comes to pressure washers, the Greenworks 1900 PSI and the MJJC Foam Cannon S V3.0 are two standout options, each designed for specific cleaning needs. The Greenworks model, priced at $127.99, delivers powerful performance with a maximum pressure of 1900 PSI and a flow rate of 1.2 GPM, making it suitable for a variety of outdoor cleaning tasks. In contrast, the MJJC Foam Cannon S V3.0, costing $86.99, focuses on enhancing the washing experience by creating thick, creamy foam for effective car cleaning. Both products cater to different cleaning scenarios, appealing to diverse user preferences.

Power and Performance

The Greenworks 1900 PSI boasts a robust 13-amp universal motor that enables it to achieve a maximum pressure of 1900 PSI at a flow rate of 1.2 GPM. This combination makes it highly effective for tackling stubborn grime on various surfaces including driveways and vehicles. The MJJC Foam Cannon S V3.0, while not a standalone washer, operates effectively with pressure washers ranging from 1300 PSI to 3600 PSI, meaning it can adapt to various power levels. However, its performance heavily relies on the pressure washer it is paired with, making it less versatile as a standalone solution compared to the Greenworks.

Cleaning Versatility

With its three specialized nozzles, the Greenworks pressure washer is designed for multiple cleaning applications. It features a turbo nozzle for tough dirt on concrete, a 25° nozzle for vertical surfaces, and a 40° nozzle for large flat areas, allowing users to customize their cleaning experience. This adaptability makes it ideal for various tasks, from washing cars to maintaining patios. The MJJC Foam Cannon S V3.0, on the other hand, excels in producing thick foam that enhances the washing process, especially when cleaning vehicles. Its design allows for 360-degree spray control, making it versatile for applying foam evenly across surfaces.

Ease of Use

The Greenworks pressure washer is equipped with a 20-foot hose and a 35-foot power cord, providing ample reach for various cleaning tasks without the hassle of frequent plug changes. Its quick-connect wand and easy-to-grip spray nozzle enhance user experience by simplifying nozzle swaps. The MJJC Foam Cannon S V3.0 features a new structure that allows for smoother control over the foam spray, making it easier to achieve the desired coverage. However, it requires a compatible pressure washer for operation, which could complicate usability for those without one.

Durability and Warranty

The Greenworks 1900 PSI is backed by an industry-leading 3-year limited warranty, demonstrating the brand's commitment to quality and durability. This assurance can provide peace of mind for consumers investing in a powerful cleaning tool. In contrast, the MJJC Foam Cannon S V3.0 does not specify a warranty, which could raise concerns for potential buyers about its longevity. The sturdiness of the foam cannon is supported by its upgraded features, but without a warranty, users may feel less secure in their purchase decision.

Price Comparison

The Greenworks 1900 PSI is priced at $127.99, while the MJJC Foam Cannon S V3.0 is more budget-friendly at $86.99, making it about 32% cheaper. This price difference reflects their distinct functionalities; the Greenworks model provides a complete pressure washing solution, while the MJJC is an accessory designed to enhance existing pressure washers. Buyers should consider their needs—those looking for standalone performance may prefer the Greenworks, while those wanting to elevate their car cleaning experience might opt for the MJJC foam cannon.

Customer Popularity

In terms of sales rank, the Greenworks pressure washer is positioned at 4195, indicating a solid level of market interest and trust among users. The MJJC Foam Cannon S V3.0 follows with a rank of 9898, suggesting it is also a popular choice, albeit not as highly regarded as the Greenworks model. This difference in sales rankings may reflect the versatile applications of the Greenworks pressure washer compared to the more niche functionality of the MJJC foam cannon.

Which should you buy?

If you're looking for a comprehensive cleaning solution that offers versatility and strong performance, the Greenworks 1900 PSI is the clear choice. Its powerful motor, extensive warranty, and multiple nozzles make it suitable for a wide range of outdoor cleaning tasks. Conversely, if your primary goal is to enhance your car-washing experience with thick foam technology, the MJJC Foam Cannon S V3.0 could be an excellent addition, especially at its lower price point. Ultimately, the decision hinges on whether you need a standalone pressure washer or an accessory to complement your existing setup.