Logitech
G903 Lightspeed Wireless
LargeSymmetricalHeavyWireless
- Length
- 130 mm
- Width
- 67.1 mm
- Height
- 39.9 mm
- Weight
- 110 g
- Shape
- Symmetrical
- Hand
- Either
- Connection
- Wireless
- Size class
- Large
Size to scale
Top
Side (front ← → back)
Silhouettes are drawn to scale from the official length, width and height; curves are approximate.
Who it fits
Hand sizes where this mouse lands in the ideal range.
| Grip | Hand length | Hand width |
|---|---|---|
| palm | 186–210 mm | 86–99 mm |
| claw | 194–217 mm | 89–103 mm |
| fingertip | 206–236 mm | 93–112 mm |
Similar size
Closest mice by length, width and height.
| Mouse | Length | Width | Height | Weight |
|---|---|---|---|---|
| HyperX Pulsefire Haste 3 Pro Wireless | 127.1 (-2.9) | 66.9 (-0.2) | 38.3 (-1.6) | 47 g |
| HyperX Pulsefire Haste 3 Wired | 127.1 (-2.9) | 66.9 (-0.2) | 38.3 (-1.6) | 44 g |
| HyperX Pulsefire Haste 3 Wireless | 127.1 (-2.9) | 66.9 (-0.2) | 38.3 (-1.6) | 51 g |
| Glorious Model O Eternal | 128 (-2) | 66 (-1.1) | 38 (-1.9) | 55 g |
| SteelSeries Sensei Pro | 125.6 (-4.4) | 66.5 (-0.6) | 38.6 (-1.3) | 53 g |
| ATK A9 Ultra | 129.4 (-0.6) | 64 (-3.1) | 40 (+0.1) | 53 g |
Head to head
Specs from the official Logitech product page. Listed in our database since 2026-10-20. Spotted a wrong number? Suggest a correction.