Cooler Master
MM731
122.3 × 69 × 39.1 mm · 59 g
palm grip
16.5–19.9 cm
claw grip
17.8–21.5 cm
fingertip grip
19.3–23.3 cm
Hand lengths (wrist to middle fingertip) this mouse suits, by grip.
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Will the MM731 fit my hand?
- Will the Cooler Master MM731 fit small hands (about 17.2 cm long)?
- Yes, with a palm grip.
- Will the Cooler Master MM731 fit medium hands (about 18.7 cm long)?
- Yes, with a palm or claw grip.
- Will the Cooler Master MM731 fit large hands (about 20.2 cm long)?
- Yes, with a claw or fingertip grip.
| Grip | Hand length | Hand width |
|---|---|---|
| palm | 16.5–19.9 cm | 7.8–9.9 cm |
| claw | 17.8–21.5 cm | 8.5–10.8 cm |
| fingertip | 19.3–23.3 cm | 9.0–11.4 cm |
Specs
- Length
- 122.3 mm
- Width
- 69 mm
- Height
- 39.1 mm
- Weight
- 59 g
- Shape
- Ergonomic
- Hand
- Right only
- Connection
- Wireless
Same shell, other versions
Fits like the MM731
The closest mice in length, width and height, so they should feel familiar in the same hand.
| Mouse | Length | Width | Height | Weight |
|---|---|---|---|---|
| ROCCAT Pure Air | 121.1 -1.2 | 69.3 +0.3 | 38.3 -0.8 | 54 g |
| ROCCAT Pure SEL | 121.1 -1.2 | 69.3 +0.3 | 38.3 -0.8 | 49 g |
| Turtle Beach Pure Air | 121.1 -1.2 | 69.3 +0.3 | 38.3 -0.8 | 54 g |
| Turtle Beach Pure SEL | 121.1 -1.2 | 69.3 +0.3 | 38.3 -0.8 | 49 g |
| ASUS TUF Gaming M3 Gen II | 123 +0.7 | 68 -1 | 40 +0.9 | 59 g |
Listed since 2026-10-24.