Between the Air75 V2 and BlackWidow V4 Pro, the Air75 V2 comes out ahead in hot-swappable and wireless, while the BlackWidow V4 Pro wins on polling rate and rotary knob. Overall, the Air75 V2 scores 44.3 and the BlackWidow V4 Pro scores 95 on our Mars Score.
Which should you buy?
The BlackWidow V4 Pro is the clear pick on raw spec strength, leading by 50.7 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 Air75 V2 if you care most about hot-swappable and wireless. The biggest gaps in its favor are hot-swappable, wireless.
Pick the BlackWidow V4 Pro if you care most about polling rate and rotary knob. Its strongest claims are polling rate, rotary knob, size.
There are no meaningful ties on the headline specs — every popular-comparison metric has a winner.
Bottom line: the BlackWidow V4 Pro is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why NuPhy - Air75 V2 wins
- ▲Has Hot-swappable.
- ▲Wireless: true (vs false).
Why Razer - BlackWidow V4 Pro wins
- ▲Polling rate — 700.00% more. 8000 Hz vs 1000 Hz.
- ▲Has Rotary knob.
- ▲Size: Full (vs 75%).
Spec comparison
Switches
| Spec | NuPhy - Air75 V2 | Razer - BlackWidow V4 Pro |
|---|---|---|
| Switch type | Gateron Low-profile | Razer Green |
| Hot-swappable | truelead | false |
Layout & Build
| Spec | NuPhy - Air75 V2 | Razer - BlackWidow V4 Pro |
|---|---|---|
| Size | 75% | Fulllead |
| RGB | true | true |
| Rotary knob | false | truelead |
| Case material | Aluminum + Plastic | Aluminum |
Connectivity
| Spec | NuPhy - Air75 V2 | Razer - BlackWidow V4 Pro |
|---|---|---|
| Wireless | truelead | false |
| 2.4 GHz | truelead | false |
| Battery | 120 hlead | 0 h |
| Polling rate | 1000 Hz | 8000 Hzlead |
Frequently asked
Spec-level deep dives
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