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Greenworks 40V 25" Dual-Blade Self-Propelled Mower (LM2504S)

Ranked #8 of 18 in Best Cordless Lawn Mowers: Greenworks & Ryobi Push and Self-Propelled (2026). Here is every spec we scored, where it came from, and how it compares.

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#8

Greenworks 40V 25" Dual-Blade Self-Propelled Mower (LM2504S)

Best for: 25 in deck on the 40V platform

4.8/10

What we like

    Watch out for

      Score breakdown

      Deck width 25%
      Kit battery energy 20%
      Runtime 15%
      Rated lawn size 15%
      Cutting-height range 10%
      Self-propelled 10%
      Listed weight 5%
      Deck width25 in
      Kit battery energy320 Wh
      Runtime45 min
      Rated lawn size0.5 acres
      Cutting-height range2.63 in
      Self-propelledYes
      Listed weight76 lb
      Kit battery(2) 40 V 4 Ah = 320 Wh (computed)
      Cutting height1.37–4 in
      Cutting-height range2.63 in (computed: max minus min)
      Rated lawn sizeUp to 1/2 acre (0.5 acres, computed)
      PriceCheck price
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      Specs source:

      How it compares

      Open the full comparison table

      Ryobi 80V HP Brushless 30" Self-Propelled Multi-Blade Mower Kit
      9.5/10
      #1 · The widest deck and biggest battery here
      Greenworks 60V 25" Dual-Blade Self-Propelled Mower (LM2516S)
      6.8/10
      #2 · 25 in deck rated for 1 acre
      Greenworks 80V 21" 4-in-1 Self-Propelled Mower (LM2108S)
      6.5/10
      #3 · 8 Ah 80V battery rated for 3/4 acre
      Ryobi 40V HP Brushless 21" Self-Propelled Mower Kit (RY40HPLM01K2)
      6.4/10
      #4 · 80 min runtime on two 6 Ah batteries
      Ryobi 40V HP Brushless 21" Self-Propelled AWD Multi-Blade Mower Kit (RY40HPLM03K2)
      6.2/10
      #5 · All-wheel drive with two 6 Ah batteries
      Greenworks 80V 25" Dual-Blade Self-Propelled Mower (LM2508S)
      5.8/10
      #6 · 25 in deck on one 80V 4 Ah battery
      Greenworks 60V 21" Self-Propelled Mower (LM2116S)
      5.6/10
      #7 · Two 60V 4 Ah batteries for 3/4 acre
      Greenworks 48V (24V x 2) 21" Self-Propelled Mower (LM2112S)
      4.4/10
      #9 · Runs on two 24V USB batteries
      Ryobi 40V HP Brushless 20" Self-Propelled Multi-Blade Mower Kit
      4.1/10
      #10 · Self-propelled 20 in with an 8 Ah battery
      Greenworks 40V 21" Self-Propelled Mower (LM2154S)
      3.9/10
      #11 · Single 5 Ah battery, 1/3 acre
      Ryobi 40V HP Brushless 21" Push Mower Kit
      3.7/10
      #12 · 21 in push mower with an 8 Ah battery
      Ryobi 40V HP Brushless 20" Self-Propelled Mower Kit
      3.6/10
      #13 · Lightest self-propelled mower here at 42.8 lb
      Ryobi 18V ONE+ HP Brushless 20" Self-Propelled Mower Kit
      3.5/10
      #14 · Self-propelled mower on 18V ONE+ batteries
      Greenworks 60V 21" Push Mower (LM2116)
      3.2/10
      #15 · 21 in push mower on a 60V 5 Ah battery
      Greenworks 40V 20" Push Mower (LM2034)
      2.3/10
      #16 · 20 in push mower for 1/3 acre
      Ryobi 18V ONE+ HP Brushless 16" Push Mower Kit
      1.3/10
      #17 · Lightest mower here at 34.4 lb
      Greenworks 40V 17" Push Mower (LM1724)
      1.3/10
      #18 · Compact 17 in mower for 1/4 acre