LawnMaster CLMF4817E 48V MAX* Brushless Mower with 2X24V MAX* 4.0Ah Battery and a Dual Charger

Name: LawnMaster CLMF4817E 48V MAX* Brushless Mower with 2X24V MAX* 4.0Ah Battery and a Dual Charger
Brand: LawnMaster
SKU: CLMF4817E

By Winnowl Research Group | Updated July 2026

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LawnMaster | Battery Powered Push Lawn Mowers

AVERAGE

Winnowl Index

Winnowl Verdict

With a MEDIOCRE (64) Winnowl Index, the LawnMaster CLMF4817E 48V MAX* Brushless Mower offers a high-stakes compromise where superior technical metrics are offset by the volatility of a lagging Brand Strength profile. The Winnowl Index reflects a significant technical-to-trust disparity, where the Average Performance and Strong Value are undermined by a Mediocre Brand Strength profile that lacks established reliability. With the LawnMaster CLMF4817E 48V MAX* Brushless Mower with 2X24V MAX* 4.0Ah Battery and a Dual Charger, you should find the power sufficient for weekly cuts, maintaining consistent blade speed through most standard grass types via a above average Battery Voltage of 48 V, yet the Mediocre Brand Trust and Average Brand Reliability ratings represent a major audit concern regarding long-term product viability. While the Strong Value appears favorable, the Mediocre Brand Strength tells there are higher scoring Battery Powered Push Lawn Mowers and you should look for something else.

Market Value Index

Strong

$194.99

Overpriced Fair High Value

At $194.99, you’re actually getting 24% more Performance for every dollar than the average $262.51 product, which is why it earned that Strong Value rating.

Performance Rating

Strong

Strengths

Neutrals

Weaknesses

To see the Average Performance rating, the top spec at 48 V Battery Voltage is great for you should find the power sufficient for weekly cuts, maintaining consistent blade speed through most standard grass types, while the bottom spec at 2 Years Warranty might end up you should feel confident that the manufacturer will stand behind the machine for a reasonable portion of its service life.

Brand Strength

Mediocre

Trust

Reliability

Customer Service

Based on Mediocre Brand Trust and Average Brand Reliability, LawnMaster has Mediocre Brand Strength; something you should consider before purchasing.

Available At

$194.99 View Deal

The Winnowl Lab Report

Specification	Value	Rating	Vs. Average	Winnowl Insight
Usable Energy Capacity	307.20 Wh	Strong	56% 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.
Warranty	2 Years	Mediocre	32% worse	Standard industry protection. This coverage aligns with the market average and offers a fair level of consumer security.
Total Capacity	8 Ah	Strong	28% better
Battery Voltage	48 V	Average	23% better	Standard residential output. This range represents the industry sweet spot for balancing battery weight with reliable cutting torque.
Cutting Height Adjustment	5 settings	Average	12% worse	Standard precision. Offers enough variety to handle the transition from spring growth to summer dormancy.
Cutting Width	17 inches	Average	3% better
Total Run Time	42 minutes	Average	2% better	Standard duty cycle. This endurance level matches the average residential mowing session for most homeowners.
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.
Single Battery Capacity	4 Ah	Average	4% worse

Ranking Factors

Insights

Value Rank: #8 out of 89.
Performance Rank: #26 out of 89.
Winnowl Quadrant: High Value

Strengths

At V, the Battery Voltage is higher than the class average (39.08 V) but does not reach the class maximum (80 V).
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 Cutting Width of inches is about average (16.57 inches) but narrower than the widest in class at 21 inches.
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

The Years warranty is in the bottom 10%, offering minimal long-term protection.

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
LawnMaster CLMF4817E 48V MAX* Brushless Mower	AVERAGE 74	Strong	Strong	Mediocre	$194.99	307.20 Wh	42 minutes	48 V	8 Ah	17 inches	2 Years	120 mins	2 count	5 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