Greenworks 80V 21" Brushless Cordless (Push) Lawn Mower (LED Headlight + Aluminum Handles), 4.0Ah Battery and Rapid Charger Included (75+ Compatible Tools)

Greenworks 80V 21" Brushless Cordless (Push) Lawn Mower (LED Headlight + Aluminum Handles), 4.0Ah Battery and Rapid Charger Included (75+ Compatible Tools)

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Greenworks | Battery Powered Push Lawn Mowers

AVERAGE
79
Winnowl Index

Winnowl Verdict

While it registers an AVERAGE (79) Winnowl Index, the Greenworks 80V 21" Brushless Cordless (Push) Lawn Mower is built for the specialist who wants Strong Performance without compromise and is willing to pay a premium to get it. This rating is anchored by a Mediocre Value at $399.99, signaling a product designed for users who are willing to pay for peace of mind. While the cost is significant, it secures access to top-tier Strong Brand Strength and Strong Performance that budget-oriented options simply can't match. You’ll find that the Greenworks 80V 21" Brushless Cordless (Push) Lawn Mower (LED Headlight + Aluminum Handles), 4.0Ah Battery and Rapid Charger Included (75+ Compatible Tools) punches 33% above the class average, delivering a Battery Voltage of 80 V for you should effectively clear heavy brush and thick stalks that would typically require a professional-grade gas mower; however, accessing that extra power requires a financial commitment 72% higher than the typical market rate. For the user who demands excellence, the Greenworks 80V 21" Brushless Cordless (Push) Lawn Mower delivers the peace of mind that comes with Strong Brand Strength and the raw power of Strong Performance, assuming you are ready to invest in the premium price tag that accompanies such a pedigree.
Market Value Index
Mediocre
$399.99
Overpriced Fair High Value

At $399.99, you’re capturing 23% less Performance per dollar than the $232.67 average, confirming its Mediocre Value status.

Performance Rating
Strong
Strengths
Neutrals
Weaknesses

Its Strong Performance that is 33% above the average, delivers 80 V Battery Voltage for you should effectively clear heavy brush and thick stalks that would typically require a professional-grade gas mower, though the 1 count Number of Batteries may mean you should have just enough power to get the job done, but you lack a backup if the grass is thicker than expected.

Brand Strength
Strong
Trust
Reliability
Customer Service

The Average Brand Trust and Average Brand Reliability drive the Strong Brand Strength from Greenworks.

Available At
Amazon
$399.99 View Deal

The Winnowl Lab Report

Specification Value Rating Vs. Average Winnowl Insight
Battery Voltage 80 V
Exceptional 108% better Elite voltage tier. This level of power is often overkill for small lots but provides maximum efficiency for challenging terrain.
Total Run Time 60 minutes
Strong 46% better Extended-range endurance. Provides a necessary safety buffer for thick turf or properties that push the limits of standard battery tech.
Cutting Width 21 inches
Exceptional 30% better
Charging Time 60 mins
Exceptional 47% better Standard charge speed. This turnaround is acceptable for those who finish their entire yard in one go on a single charge.
Warranty 4 Years
Strong 38% better Premium support level. A 4 to 6-year window signals high manufacturer confidence in the build quality and component lifespan.
Number of Batteries 1 count
Mediocre 33% worse Single-pack baseline. This is the entry point for cordless mowers, providing no hot-swap capability for larger jobs.
Cutting Height Adjustment 7 settings
Exceptional 25% better High-precision deck control. Allows for nuanced turf management that is usually reserved for higher-end landscaping gear.
Battery Capacity 4 Ah
Average 4% worse

Ranking Factors

Insights

  • Value Rank: #36 out of 45.
  • Performance Rank: #2 out of 45.
  • Winnowl Quadrant: Premium

Strengths

  • This model offers the highest Battery Voltage in its class at 80 V, significantly above the class average of 38.53 V.
  • This model offers the widest Cutting Width in its class at 21 inches, significantly more than the class average of 16.21 inches.
  • At Years, the Warranty is higher than the class average (2.89 Years) but does not as good as the best in class (5 Years).
  • This model offers the most Cutting Height Adjustment in its class at 7 settings, significantly more than the class average of 5.58 settings.
  • A minutes runtime puts this in the top 10% for endurance in this category.
  • A fast mins charge time puts it in the top 10% for efficiency.

Neutral

  • A Battery Capacity of Ah is about average 4.18 Ah but below the class max of 6 Ah.

Weaknesses

  • At only battery, this is in the bottom 10% for included power components.

Comparison

Name Winnowl Index Value Performance Brand Price Total Run Time Battery Voltage Battery Capacity Cutting Width Warranty Charging Time Number of Batteries Cutting Height Adjustment
Greenworks 80V 21" Brushless Cordless (Push) Lawn Mower
AVERAGE
79
Mediocre Strong Strong $399.99 60 minutes
80 V
4 Ah
21 inches
4 Years
60 mins
1 count
7 settings
PowerSmart 80V MAX 21in. Cordless Push Lawn Mower
STRONG
83
Strong Exceptional Average $299.99 60 minutes
80 V
6 Ah
21 inches
4 Years
75 mins
1 count
7 settings
MZK MZK 40V(2 x 20V) 13”Cordless Electric Lawn Mower
ELITE
45
Exceptional Strong Zero $159.99 60 minutes
40 V
4 Ah
13 inches
2 Years
120 mins
2 count
4 settings