Between the DeathAdder V4 Pro and Viper V3 Pro, the DeathAdder V4 Pro comes out ahead in battery and max dpi, while the Viper V3 Pro wins on weight. Overall, the DeathAdder V4 Pro scores 90.5 and the Viper V3 Pro scores 88.8 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (90.5 vs 88.8). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.
Pick the DeathAdder V4 Pro if you care most about battery and max dpi. The biggest gaps in its favor are battery, max dpi, buttons.
Pick the Viper V3 Pro if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are weight.
Both ship with comparable polling rate, wireless, so those specs don't separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.
Why Razer - DeathAdder V4 Pro wins
- ▲Battery — 57.89% more. 150 h vs 95 h.
- ▲Max DPI — 28.57% more. 45000 vs 35000.
- ▲Buttons — 2.00 more. 8 vs 6.
Why Razer - Viper V3 Pro wins
- ▲Weight — 2.00 g less. 54 vs 56.
Spec comparison
Sensor
| Spec | Razer - DeathAdder V4 Pro | Razer - Viper V3 Pro |
|---|---|---|
| Max DPI | 45000lead | 35000 |
| Max IPS | 800lead | 750 |
| Polling rate | 8000 Hz | 8000 Hz |
Design
| Spec | Razer - DeathAdder V4 Pro | Razer - Viper V3 Pro |
|---|---|---|
| Weight | 56 g | 54 glead |
| Buttons | 8lead | 6 |
| Shape | Right-handed | Symmetrical |
Connectivity
| Spec | Razer - DeathAdder V4 Pro | Razer - Viper V3 Pro |
|---|---|---|
| Wireless | true | true |
| Battery | 150 hlead | 95 h |
Frequently asked
Spec-level deep dives
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