Greenworks 1.8 GPM High-Flow
Car and Driver's testing validates the high-flow approach, but it appears in fewer authoritative rankings than the machines above it.
Consolidated from 5 independent outlets
Where the cited sources landed, as we read them
- 3 positive sources
2 of 6 research runs entered this as a product to avoid rather than a pick.
Though listed as a pick, many owner comments point to early pump failure and limited warranty coverage. Consumer Reports notes its reliability is lower than higher-priced electric washers.
Flagged 26 July 2026
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Pros & cons
- âś“ Car and Driver credits its high-flow approach with proving electric washers can clean well
- âś“ Owners report light weight, good pressure and easy handling
- âś“ High 1.8 GPM flow
- âś“ Good value for light duty
- âś“ Easy to use
- âś— Lower PSI and flow limit its longevity on tough jobs
- âś— 1,800 PSI
The sources behind this ranking
We searched the web and YouTube for what has been published about this product, then read the articles, video transcripts and comments we found. 1 outlet wouldn't let us check its link. We quote no words from these sources, so each row shows only where we placed it.
Evidence 3 articles, 1 video review and 1 community source
3 positive sources
Car and Driver Article Read C 
Consumer Reports Article Read F Facebook pressure-washer owners group Facebook post View post 2 stance not read sources
Frequently asked questions
It ranks #18 of 18 on our pressure washers tier list, in F tier. That placement draws on 5 independent outlets.
None of the 3 sources with a clear view is critical of it. Lower PSI and flow limit its longevity on tough jobs. 1,800 PSI.
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D tier #17