Head-to-head comparison

RY40HPLM05K vs. LM2112S

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

RY40HPLM05K

RYOBI

RY40HPLM05K

LM2112S

Greenworks

Decision guide

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

Overall pick

Overall recommendation

48V (2 x 24V) 21" Self-Propelled Mower is our overall pick, winning 2 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 40V HP Brushless 21" Push Mower Kit and 48V (2 x 24V) 21" Self-Propelled Mower
Metric	RY40HPLM05K	LM2112S
Core specifications
Manufacturer MSRP	Not available	Not available
Power	Battery · 40V	Battery · 48V
Deck width	21 in	21 in
Drive	Push	Self-propelled Category winner
Battery runtime	55 min	60 min Category winner
Weight	Not available	Not available

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

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