Logitech - G309 Lightspeed vs Razer - DeathAdder V4 Pro
Between the G309 Lightspeed and DeathAdder V4 Pro, the G309 Lightspeed comes out ahead in battery, while the DeathAdder V4 Pro wins on polling rate and max dpi. Overall, the G309 Lightspeed scores 68.2 and the DeathAdder V4 Pro scores 90.5 on our Mars Score.
Which should you buy?
The DeathAdder V4 Pro is the clear pick on raw spec strength, leading by 22.3 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the G309 Lightspeed if you care most about battery. The biggest gaps in its favor are battery.
Pick the DeathAdder V4 Pro if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are polling rate, max dpi, weight, among others.
Both ship with comparable wireless, so those specs don't separate the two — focus on the differences below.
Bottom line: the DeathAdder V4 Pro is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Logitech - G309 Lightspeed wins
- ▲Battery — 100.00% more. 300 h vs 150 h.
Why Razer - DeathAdder V4 Pro wins
- ▲Polling rate — 700.00% more. 8000 Hz vs 1000 Hz.
- ▲Max DPI — 75.78% more. 45000 vs 25600.
- ▲Weight — 12.00 g less. 56 vs 68.
- ▲Buttons — 2.00 more. 8 vs 6.
Spec comparison
Sensor
| Spec | Logitech - G309 Lightspeed | Razer - DeathAdder V4 Pro |
|---|---|---|
| Max DPI | 25600 | 45000lead |
| Max IPS | 400 | 800lead |
| Polling rate | 1000 Hz | 8000 Hzlead |
Design
| Spec | Logitech - G309 Lightspeed | Razer - DeathAdder V4 Pro |
|---|---|---|
| Weight | 68 g | 56 glead |
| Buttons | 6 | 8lead |
| Shape | Right-handed | Right-handed |
Connectivity
| Spec | Logitech - G309 Lightspeed | Razer - DeathAdder V4 Pro |
|---|---|---|
| Wireless | true | true |
| Battery | 300 hlead | 150 h |
Frequently asked
Spec-level deep dives
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