Skil 40V Brushless 20" Push Mower Kit Including 6.0Ah Battery and 150W Charger-PM4910-15

Skil 40V Brushless 20" Push Mower Kit Including 6.0Ah Battery and 150W Charger-PM4910-15

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Skil | Battery Powered Push Lawn Mowers

STRONG
81
Winnowl Index

Winnowl Verdict

Our evaluation of the Skil 40V Brushless 20" Push Mower confirms a rare STRONG (81) Winnowl Index—the undisputed mathematical peak of the Battery Powered Push Lawn Mowers class. That score is high because Skil has Strong Brand Strength, giving you the Average Brand Trust you need combined with Strong Performance. When you look at the numbers, the Battery Capacity of 6 Ah is above the class average, which suggests performing at a baseline level. With it's Strong Value and 11% more Performance for your money over other average Battery Powered Push Lawn Mowers, this Gold Standard is a strong buy.
Market Value Index
Strong
$249.00
Overpriced Fair High Value

Our audit shows Strong Value, meaning 11% more Performance for your money compared to other Battery Powered Push Lawn Mowers.

Performance Rating
Strong
Strengths
Neutrals
Weaknesses

The rated Performance is Strong, lead by the Battery Capacity at 6 Ah means performing at a baseline level.

Brand Strength
Strong
Trust
Reliability
Customer Service

Data for Skil shows Strong Brand Strength; combining Average Brand Trust with Exceptional reliability means the brand is there to help you after your purchase.

Available At
Amazon
$249.00 View Deal

The Winnowl Lab Report

Specification Value Rating Vs. Average Winnowl Insight
Battery Capacity 6 Ah
Exceptional 44% better
Warranty 5 Years
Exceptional 73% better Premium support level. A 4 to 6-year window signals high manufacturer confidence in the build quality and component lifespan.
Cutting Width 20 inches
Strong 23% better
Charging Time 75 mins
Strong 34% better Standard charge speed. This turnaround is acceptable for those who finish their entire yard in one go on a single charge.
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.
Total Run Time 45 minutes
Average 9% better Standard duty cycle. This endurance level matches the average residential mowing session for most homeowners.
Battery Voltage 40 V
Average 4% better Standard residential output. This range represents the industry sweet spot for balancing battery weight with reliable cutting torque.

Ranking Factors

Insights

  • Value Rank: #4 out of 45.
  • Performance Rank: #5 out of 45.
  • Winnowl Quadrant: High Value

Strengths

  • This model offers the highest Battery Capacity in its class at 6 Ah, significantly above the class average of 4.18 Ah.
  • Highest Warranty in its class at 5 Years, significantly above the class average of 2.89 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.
  • At mins, the Charging Time is faster than the class average (114 mins) but not as fast as some products at (50 mins).
  • inches cutting width ranks in the Top 10%, maximizing efficiency per pass.

Neutral

  • A Battery Voltage of V is about average (38.53 V) but below the highest in class at 80 V.
  • A Total Run Time of minutes is about average (41.22 minutes) but not as long as the class max of 70 minutes.

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
Skil 40V Brushless 20" Push Mower
STRONG
81
Strong Strong Strong $249.00 45 minutes
40 V
6 Ah
20 inches
5 Years
75 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