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Greenworks PRO 21-Inch 80V Self-Propelled Cordless Lawn Mower, 5.0 AH Battery Included MO80L510

TLDR Review: Greenworks PRO 80V Lawn Mower

By ShopSavvy Team

Published: May 9th, 2026

Pros

•Easy to start with the push of a button and a lever pull, making operation straightforward
•Arrived in perfect condition with a sturdy, easo-unpack box
•Handle unfolds smoothly, enabling quick and hasslree assembly
•Selropel system effectively assists with maneuverability and speeds up mowing
•Strong cutting performance, even through tall, thick, or dry grass
•Good quality wheels that handle well on various terrains
•Steel deck adds durability and reinforces longevity
•Capable of runtime exceeding an hour, ideal for large lawns
•Quiet operation and smooth cutting performance make lawn work pleasant
•Suitable for users with limited mobility, offering ease of use and physical activity

Cons

•The blade motor may fail to start despite the mower being new, with some reports of wiring issues affecting engagement
•Automatic starting of the mower upon first use can pose safety risks and may be difficult to disable
•Accessing the battery compartment can be tricky, with safety concerns over disconnecting the key
•Customer service is notably poor, with unhelpful support and difficulty getting assistance
•Some users experience poor reliability and trust issues, leading to product returns
•While the selropel feature is a plus, it may be too fast or difficult to keep up with for some users

Bottom Line

This Greenworks PRO 21-Inch 80V mower shines with strong cutting power, easy start-up, and excellent maneuverability, especially for tall or dry grass. However, safety concerns from automatic start features and reports of poor customer service mean potential buyers should proceed with caution. If safety and reliable support are top priorities, consider looking into models with better safety features and customer reviews. For a more dependable experience, you might also explore the <component-button-product identifierProduct="OTHER_PRODUCT_ID">; it offers better support and similar performance.

Lowest at Amazon

$598.00 at Amazon

Lowest at any Popular Retailer

$398.00 at Walmart

How we researched this

About this review: We pulled together findings from professional reviews and hundreds of user reviews, and cross-referenced them with ShopSavvy's pricing data from 8 retailers to give you the short version.