40V Electric Lawn Mower: DEKOPRO 15 Inch Cordless Lawn Mowers with 2 x 4.0Ah Portable Battery, Brushless Motor, 6-Position Height Adjustment for Garden, Yard and Farm

Name: 40V Electric Lawn Mower: DEKOPRO 15 Inch Cordless Lawn Mowers with 2 x 4.0Ah Portable Battery, Brushless Motor, 6-Position Height Adjustment for Garden, Yard and Farm
Brand: DEKOPRO
SKU: DEKOPRO40V15

By Winnowl Research Group | Updated July 2026

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DEKOPRO | Battery Powered Push Lawn Mowers

AVERAGE

Winnowl Index

Winnowl Verdict

The 40V Electric Lawn Mower enters the class with a MEDIOCRE (62) Winnowl Index, presenting a high-stakes trade-off between better than average specs and a lagging brand reputation. This rating really reflects a conflict: you get Average Performance and Strong Value from brand with Mediocre Brand Strength. While the 40V Electric Lawn Mower: DEKOPRO 15 Inch Cordless Lawn Mowers with 2 x 4.0Ah Portable Battery, Brushless Motor, 6-Position Height Adjustment for Garden, Yard and Farm provides a Number of Batteries of 2 count that sits above the class average, suggesting you should be able to swap packs instantly or benefit from double the runtime without returning to the garage, the Weak Brand Trust and Mediocre are still a major concern. Despite that Strong Value, we suggest a looking for a different option because the Mediocre Brand Strength may not be the best use of your money.

Market Value Index

Strong

$199.99

Overpriced Fair High Value

Most people are paying $262.51 for less, but at $199.99, you're scoring 25% more Performance than the rest of the class, which easily justifies that Strong Value score.

Performance Rating

Strong

Strengths

Neutrals

Weaknesses

You're looking at Average Performance here—the 2 count Number of Batteries may mean you should be able to swap packs instantly or benefit from double the runtime without returning to the garage, but the 15 inches Cutting Width is the main downside and might mean meeting the minimum requirements.

Brand Strength

Mediocre

Trust

Reliability

Customer Service

Taking a look at DEKOPRO, their Weak Brand Trust and Mediocre Brand Reliability add up to a Mediocre Brand Strength score—definitely something you’ll want to think twice about before pulling the trigger.

Available At

$199.99 View Deal

The Winnowl Lab Report

Specification	Value	Rating	Vs. Average	Winnowl Insight
Usable Energy Capacity	256 Wh	Average	30% better
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.
Total Capacity	8 Ah	Strong	28% better
Cutting Width	15 inches	Average	9% worse
Total Run Time	45 minutes	Average	9% better	Standard duty cycle. This endurance level matches the average residential mowing session for most homeowners.
Cutting Height Adjustment	6 settings	Average	6% better	Standard precision. Offers enough variety to handle the transition from spring growth to summer dormancy.
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.
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.
Warranty	3 Years	Average	2% better	Standard industry protection. This coverage aligns with the market average and offers a fair level of consumer security.
Single Battery Capacity	4 Ah	Average	4% worse

Ranking Factors

Insights

Value Rank: #12 out of 89.
Performance Rank: #28 out of 89.
Winnowl Quadrant: High Value

Strengths

Ah capacity is in the top 10%, offering superior "fuel tank" size for an electric platform.
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 Warranty of Years is about average 2.95 Years but below best in class at 5 Years.
A Total Run Time of minutes is about average (41.30 minutes) but not as long as the class max of 70 minutes.
A Cutting Height Adjustment of settings is about average (5.68 settings) but not as many as the class max of 10 settings.
A Charging Time of mins is about average 117.19 mins but below the fastest at 30mins.

Weaknesses

At inches, the Cutting Width is narrower than the average of 16.57 inches and well below the widest in class (21 inches).

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
40V Electric Lawn Mower	AVERAGE 70	Strong	Strong	Mediocre	$199.99	256 Wh	45 minutes	40 V	8 Ah	15 inches	3 Years	120 mins	2 count	6 settings	4 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