G309 LIGHTSPEED Bluetooth Gaming Mouse vs Logitech G402
The short answer
G309 LIGHTSPEED Bluetooth Gaming Mouse wins this comparison with a score of 51/100, ahead of Logitech G402 (44).
Scores are computed from 6 public spec attributes; missing values stay marked unknown in tables and are imputed at the category median, never passed off as measured.
At a glance
0–100 per group, normalized within the category · Tap a group for details
| G309 LIGHTSPEED Bluetooth Gaming Mouse | Logitech G402 | |
|---|---|---|
| Performance | 56 | 63 |
| Design | 33 | 33 |
| Connect | 68 | 32 |
| Battery | 17 | 4 |
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The record
Grouped and collapsible · Tap a group to fold
Performance2▾
| G309 LIGHTSPEED Bluetooth Gaming Mouse | Logitech G402 | |
|---|---|---|
| Sensor | Optical | — |
| Weight | 68 g | — |
Design1▾
| G309 LIGHTSPEED Bluetooth Gaming Mouse | Logitech G402 | |
|---|---|---|
| Buttons | 6 | — |
Connect2▾
| G309 LIGHTSPEED Bluetooth Gaming Mouse | Logitech G402 | |
|---|---|---|
| Wired | — | — |
| 2.4GHz wireless | — | — |
Battery1▾
| G309 LIGHTSPEED Bluetooth Gaming Mouse | Logitech G402 | |
|---|---|---|
| Battery life | 300 h | — |
Data sources: Amazon · GSMArena
FAQ
Which is better, G309 LIGHTSPEED Bluetooth Gaming Mouse or Logitech G402?
G309 LIGHTSPEED Bluetooth Gaming Mouse has the higher overall score (51 vs 44).
What are the main differences?
Scores are computed from 6 public spec attributes; missing values stay marked unknown in tables and are imputed at the category median, never passed off as measured.
How are the scores calculated?
We normalize 6 public spec attributes within the category and weight them by group into a 0–100 score; missing values are inherited from spec-identical twins or imputed at the category median, so a sparse spec sheet never earns an advantage. The methodology is public.