Head-to-head comparison

LM2142SP vs. RY401170

An independent, normalized comparison of the specifications and editorial scores that matter in your yard.

LM2142SP

EGO

LM2142SP

RY401170

RYOBI

Decision guide

The clearest reasons to choose either model, followed by our overall winner.

Overall pick

Overall recommendation

POWER+ 21" Peak Power Self-Propelled Mower Kit is our overall pick, winning 3 of 10 measured comparisons.

Side by side

Compare core specifications and normalized editorial scores. Highlighted cells show the stronger measurable result.

Show differences only

Specifications and scores for POWER+ 21" Peak Power Self-Propelled Mower Kit and 40V HP Brushless 20" Push Mower Kit
Metric	LM2142SP	RY401170
Core specifications
Manufacturer MSRP	Not available	Not available
Power	Battery · 56V	Battery · 40V
Deck width	21 in Category winner	20 in
Drive	Self-propelled Category winner	Push
Battery runtime	80 min Category winner	45 min
Weight	Not available	Not available

marks the stronger value for that metric. Power is judged using the normalized performance score.

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