Keychron
M3
125.2 × 68.2 × 40.6 mm · 79 g
palm grip
17.3–20.8 cm
claw grip
18.7–22.5 cm
fingertip grip
20.3–24.4 cm
Hand lengths (wrist to middle fingertip) this mouse suits, by grip.
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Will the M3 fit my hand?
- Will the Keychron M3 fit small hands (about 17.2 cm long)?
- Probably not. It's on the large side for these hands.
- Will the Keychron M3 fit medium hands (about 18.7 cm long)?
- It can work with a palm grip, but it isn't an ideal fit.
- Will the Keychron M3 fit large hands (about 20.2 cm long)?
- Yes, with a palm grip.
| Grip | Hand length | Hand width |
|---|---|---|
| palm | 17.3–20.8 cm | 8.7–11.1 cm |
| claw | 18.7–22.5 cm | 9.5–12.1 cm |
| fingertip | 20.3–24.4 cm | 10.1–12.8 cm |
Specs
- Length
- 125.2 mm
- Width
- 68.2 mm
- Height
- 40.6 mm
- Weight
- 79 g
- Shape
- Symmetrical
- Hand
- Right (side buttons on the left)
- Connection
- Wireless
Same shell, other versions
Fits like the M3
The closest mice in length, width and height, so they should feel familiar in the same hand.
| Mouse | Length | Width | Height | Weight |
|---|---|---|---|---|
| Corsair M55 RGB Pro | 124.4 -0.8 | 68 -0.2 | 40 -0.6 | 86 g |
| Microsoft IntelliMouse Optical 1.1a | 126 +0.8 | 68.1 -0.1 | 39.3 -1.3 | 80 g |
| Dareu EM901 | 124 -1.2 | 67 -1.2 | 40 -0.6 | 105 g |
Specs from the official Keychron product page. Listed since 2026-10-24.