Logitech
G403 HERO Lightsync
MediumErgonomicMedium weightWireless
- Length
- 124 mm
- Width
- 68.1 mm
- Height
- 42.9 mm
- Weight
- 87 g
- Shape
- Ergonomic
- Hand
- Right only
- Connection
- Wireless
- Size class
- Medium
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 | 177–200 mm | 82–100 mm |
| claw | 185–207 mm | 85–105 mm |
| fingertip | 197–225 mm | 89–114 mm |
Same shell, different version
These Logitech mice share identical outer dimensions.
Similar size
Closest mice by length, width and height.
| Mouse | Length | Width | Height | Weight |
|---|---|---|---|---|
| ASUS ROG Gladius III | 123 (-1) | 68 (-0.1) | 44 (+1.1) | 79 g |
| ASUS ROG Gladius III Core | 123 (-1) | 68 (-0.1) | 44 (+1.1) | 72 g |
| ASUS ROG Gladius III Wireless | 123 (-1) | 68 (-0.1) | 44 (+1.1) | 89 g |
| ASUS ROG Gladius III Wireless AimPoint | 123 (-1) | 68 (-0.1) | 44 (+1.1) | 79 g |
| ASUS ROG Gladius III Wireless AimPoint EVA-02 Edition | 123 (-1) | 68 (-0.1) | 44 (+1.1) | 79 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.