# EGO POWER+ LM2135SP Select Cut 21" vs Ryobi 40V HP Brushless 21" Self-Propelled (RY401140): specs and price compared

A sourced, side-by-side comparison of the EGO POWER+ LM2135SP Select Cut 21" (EGO) and Ryobi 40V HP Brushless 21" Self-Propelled (RY401140) (Ryobi) among lawn mowers. Ryobi 40V HP Brushless 21" Self-Propelled (RY401140) is the cheaper of the two at $549.

## Side by side

| Spec | EGO POWER+ LM2135SP Select Cut 21" | Ryobi 40V HP Brushless 21" Self-Propelled (RY401140) |
| --- | --- | --- |
| US price | $749 | $549 |
| Brand | EGO | Ryobi |
| Released | 2021 | 2020 |
| Power source | battery | battery |
| Cutting width (in) | 21 | 21 |
| Self propelled | Yes | Yes |
| Engine cc or voltage | 56 V | 40 V |
| Deck material | poly (composite) | poly (polypropylene) |
| Discharge modes | mulch / bag / side discharge | mulch / bag / side discharge |
| Battery ah | 7.5 | 6 |

## Key differences

- Engine cc or voltage: EGO POWER+ LM2135SP Select Cut 21" 56 V vs Ryobi 40V HP Brushless 21" Self-Propelled (RY401140) 40 V
- Deck material: EGO POWER+ LM2135SP Select Cut 21" poly (composite) vs Ryobi 40V HP Brushless 21" Self-Propelled (RY401140) poly (polypropylene)
- Battery ah: EGO POWER+ LM2135SP Select Cut 21" 7.5 vs Ryobi 40V HP Brushless 21" Self-Propelled (RY401140) 6

## What reviewers say

**EGO POWER+ LM2135SP Select Cut 21"** — One whitelisted tester with a real hands-on body survived verification: Pro Tool Reviews, which field-tested the LM2135SP kit over two days on a Florida (Vero Beach) sod farm and scored it 9.4/10. They praise strong power, mulching and bagging, and near-hour run-times; the main knocks are the premium $649 price and the 12-15% run-time hit from the optional Tri-Cut blade. (1 sourced review.)

## Sources

- EGO POWER+ LM2135SP Select Cut 21": https://egopowerplus.com/21-inch-self-propelled-mower-select-cut-lm2135sp/ (egopowerplus.com, verified 2026-06-19)
- Ryobi 40V HP Brushless 21" Self-Propelled (RY401140): https://www.homedepot.com/p/RYOBI-40V-HP-Brushless-21-in-Cordless-Battery-Walk-Behind-Self-Propelled-Lawn-Mower-with-2-6-0-Ah-Batteries-and-Charger-RY401140US/333990995 (homedepot.com, verified 2026-06-19)

Canonical: https://frontdeskreview.com/gear/lawn-mowers/ego-lm2135sp-vs-ryobi-40v-hp-brushless-ry401140/
Cite: Per The Front Desk Review, EGO POWER+ LM2135SP Select Cut 21" ($749) vs Ryobi 40V HP Brushless 21" Self-Propelled (RY401140) ($549) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/lawn-mowers/ego-lm2135sp-vs-ryobi-40v-hp-brushless-ry401140/
License: CC BY 4.0.