Between the MX Master 4 and DeathAdder V4 Pro, the MX Master 4 comes out ahead in battery, while the DeathAdder V4 Pro wins on polling rate and max dpi. Overall, the MX Master 4 scores 35 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 55.5 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 MX Master 4 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 - MX Master 4 wins
- ▲Battery — 1020.00% more. 1680 h vs 150 h.
Why Razer - DeathAdder V4 Pro wins
- ▲Polling rate — 6300.00% more. 8000 Hz vs 125 Hz.
- ▲Max DPI — 462.50% more. 45000 vs 8000.
- ▲Weight — 94.00 g less. 56 vs 150.
- ▲Buttons — 1.00 more. 8 vs 7.
Spec comparison
Sensor
| Spec | Logitech - MX Master 4 | Razer - DeathAdder V4 Pro |
|---|---|---|
| Max DPI | 8000 | 45000lead |
| Max IPS | 0 | 800lead |
| Polling rate | 125 Hz | 8000 Hzlead |
Design
| Spec | Logitech - MX Master 4 | Razer - DeathAdder V4 Pro |
|---|---|---|
| Weight | 150 g | 56 glead |
| Buttons | 7 | 8lead |
| Shape | Right-handed | Right-handed |
Connectivity
| Spec | Logitech - MX Master 4 | Razer - DeathAdder V4 Pro |
|---|---|---|
| Wireless | true | true |
| Battery | 1680 hlead | 150 h |
Spec-level deep dives
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