Skil 40V Brushless 20" Push Mower Kit Including 6.0Ah Battery and 150W Charger-PM4910-15
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STRONG
76
Winnowl Index
Winnowl Verdict
Our evaluation of the Skil 40V Brushless 20" Push Mower confirms a rare STRONG (83) 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 33% more Performance for your money over other average Battery Powered Push Lawn Mowers, this Gold Standard is a strong buy.
Market Value Index
Fair
$249.00
Overpriced
Fair
High Value
At $249.00, the Strong Value confirms you’re getting 33% more Performance for your buck than the class average.
Performance Rating
Strong
It’s Strong Performance across the board; specifically, the Battery Capacity at 6 Ah means performing at a baseline level.
Brand Strength
Strong
The Strong Brand Strength here tells us that Skil prioritizes Exceptional reliability and that Average Brand Trust is a huge factor in why this is a good buy.
Available At
$249.00
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The Winnowl Lab Report
| Specification | Value | Rating | Vs. Average | Winnowl Insight |
|---|---|---|---|---|
| Warranty | 5 Years | Exceptional | 69% 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 | 21% better | |
| Charging Time | 75 mins | Strong | 36% 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 | Average | 31% 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 | Strong | 23% 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. |
| Single Battery Capacity | 6 Ah | Exceptional | 44% better | |
| Total Capacity | 6 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. |
| Usable Energy Capacity | 192 Wh | Average | 2% worse |
Ranking Factors
Insights
- Value Rank: #6 out of 89.
- Performance Rank: #22 out of 89.
- Winnowl Quadrant: High Value
Strengths
- At inches, the Cutting Width is wider than the class average (16.57 inches) but not as wide as the widest in class (21 inches).
- Highest Warranty in its class at 5 Years, significantly above the class average of 2.95 Years.
- At mins, the Charging Time is faster than the class average (117.19 mins) but not as fast as some products at (30 mins).
- height settings puts this in the Top 10% for granular lawn customization.
Neutral
- A Battery Voltage of V is about average (39.08 V) but below the highest in class at 80 V.
- A Total Capacity of Ah is about average 6.26 Ah but below the class max of 12 Ah.
- A Total Run Time of minutes is about average (41.30 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 | Usable Energy Capacity | Total Run Time | Battery Voltage | Total Capacity | Cutting Width | Warranty | Charging Time | Number of Batteries | Cutting Height Adjustment | Single Battery Capacity |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Skil 40V Brushless 20" Push Mower |
STRONG
76
|
Fair | Strong | Strong | $249.00 | 192 Wh | 45 minutes | 40 V | 6 Ah | 20 inches | 5 Years | 75 mins | 1 count | 7 settings | 6 Ah |
| WORX WG752 Nitro Battery Powered Push Lawn Mower |
ELITE
86
|
Fair | Strong | Strong | $332.53 | 320 Wh | 50 minutes | 40 V | 10 Ah | 20 inches | 5 Years | 120 mins | 2 count | 7 settings | 5 Ah |
| PowerSmart 80V MAX 21in. Cordless Push Lawn Mower |
STRONG
79
|
Mediocre | Strong | Average | $399.99 | 384 Wh | 60 minutes | 80 V | 6 Ah | 21 inches | 4 Years | 75 mins | 1 count | 7 settings | 6 Ah |
| LiTHELi Electric Lawn Mower |
AVERAGE
73
|
Exceptional | Average | Mediocre | $119.99 | 256 Wh | 30 minutes | 40 V | 8 Ah | 17 inches | 3 Years | 120 mins | 2 count | 6 settings | 4 Ah |
Rankings
