Greenworks MO40L4210 Battery Powered Push Lawn Mower (21-Inch, 40V Brushless, 4.0Ah and 2.0Ah Batteries)

Greenworks MO40L4210 Battery Powered Push Lawn Mower (21-Inch, 40V Brushless, 4.0Ah and 2.0Ah Batteries)

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Greenworks | Battery Powered Push Lawn Mowers

MEDIOCRE
68
Winnowl Index

Winnowl Verdict

Our audit of the Greenworks MO40L4210 Battery Powered Push Lawn Mower results in a MEDIOCRE (68) Winnowl Index; it’s a pure Premium Specialist where you're paying a clear premium for Strong Performance, making it a choice for those who value absolute quality over a low price tag. At $499.99, the Weak Value suggests that the Greenworks MO40L4210 Battery Powered Push Lawn Mower is a luxury-tier choice. It doesn't compete on price, but rather on the strength of its Strong Performance and the security of its Strong reputation. The Greenworks MO40L4210 Battery Powered Push Lawn Mower (21-Inch, 40V Brushless, 4.0Ah and 2.0Ah Batteries) delivers Performance that is 14% above the average with a Cutting Width of 21 inches—implying performing at a baseline level—but the cost is 90% above the class average. Ultimately, the Greenworks MO40L4210 Battery Powered Push Lawn Mower is a high-caliber choice for those who refuse to compromise; you are getting Strong Performance backed by Strong Brand Strength, though you should be prepared to pay the full premium for that level of quality and security.
Market Value Index
Weak
$499.99
Overpriced Fair High Value

The Weak Value rating is driven by a $499.99 cost that results in 40% lower hardware efficiency than the $262.51 class mean.

Performance Rating
Strong
Strengths
Neutrals
Weaknesses

Delivering Strong Performance that is 14% above the average, this unit hits 21 inches Cutting Width so that performing at a baseline level, even if the 120 mins Charging Time means you should expect to wait several hours for a full charge, making it difficult to finish large jobs in a single day.

Brand Strength
Strong
Trust
Reliability
Customer Service

Greenworks scores Strong in Brand Strength, backed by Average Brand Reliability and Average Brand Trust may justify the premium for specific users.

Available At
Amazon
$499.99 View Deal

The Winnowl Lab Report

Specification Value Rating Vs. Average Winnowl Insight
Cutting Width 21 inches
Strong 27% better
Total Run Time 45 minutes
Average 9% better Standard duty cycle. This endurance level matches the average residential mowing session for most homeowners.
Warranty 4 Years
Strong 36% better Premium support level. A 4 to 6-year window signals high manufacturer confidence in the build quality and component lifespan.
Number of Batteries 2 count
Strong 38% better Dual-battery advantage. Provides a critical safety net and allows for continuous work on larger residential properties.
Cutting Height Adjustment 7 settings
Strong 23% better High-precision deck control. Allows for nuanced turf management that is usually reserved for higher-end landscaping gear.
Charging Time 120 mins
Average 2% worse Slow-recovery charging. Common in value-tier bundles where the charger lacks active cooling or high-amperage circuitry.
Battery Capacity 4 Ah
Average 4% worse
Battery Voltage 40 V
Average 2% better Standard residential output. This range represents the industry sweet spot for balancing battery weight with reliable cutting torque.

Ranking Factors

Insights

  • Value Rank: #48 out of 45.
  • Performance Rank: #20 out of 45.
  • Winnowl Quadrant: Premium

Strengths

  • This model offers the widest Cutting Width in its class at 21 inches, significantly more than the class average of 16.57 inches.
  • At Years, the Warranty is higher than the class average (2.95 Years) but does not as good as the best in class (5 Years).
  • height settings puts this in the Top 10% for granular lawn customization.
  • Including batteries puts this in the Top 10% for out-of-the-box runtime.

Neutral

  • A Battery Voltage of V is about average (39.08 V) but below the highest in class at 80 V.
  • A Battery Capacity of Ah is about average 4.17 Ah but below the class max of 6 Ah.
  • A Total Run Time of minutes is about average (41.30 minutes) but not as long as the class max of 70 minutes.
  • A Charging Time of mins is about average 117.19 mins but below the fastest at 30mins.

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 MO40L4210 Battery Powered Push Lawn Mower
MEDIOCRE
68
Weak Strong Strong $499.99 45 minutes
40 V
4 Ah
21 inches
4 Years
120 mins
2 count
7 settings
Kobalt Gen4 40-volt, 20-in Push Lawn Mower
STRONG
86
Fair Strong Exceptional $0.00 60 minutes
40 V
6 Ah
20 inches
5 Years
180 mins
1 count
6 settings
PowerSmart 80V MAX 21in. Cordless Push Lawn Mower
STRONG
80
Mediocre Strong Average $399.99 60 minutes
80 V
6 Ah
21 inches
4 Years
75 mins
1 count
7 settings
LiTHELi Electric Lawn Mower
AVERAGE
71
Exceptional Average Average $119.99 30 minutes
40 V
4 Ah
17 inches
3 Years
120 mins
2 count
6 settings