Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Corsair - M75 Air Wireless | Razer - Cobra Pro |
|---|---|---|
| Polling rate | 2000 Hz | 1000 Hz |
| Battery | 100 h | 170 h |
| Weight | 60 g | 77 g |
| Max DPI | 26000 | 30000 |
| Buttons | 6 | 10 |
Between the M75 Air Wireless and Cobra Pro, the M75 Air Wireless comes out ahead in polling rate / weight, while the Cobra Pro wins on battery / max dpi. Overall, the M75 Air Wireless scores 64.9 and the Cobra Pro scores 61.5 on our Mars Score.
Which should you buy?
The M75 Air Wireless edges ahead on the Mars Score (64.9 vs 61.5), but the 3.4-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the M75 Air Wireless if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are polling rate, weight. The single most decisive one: Polling rate — 100.00% more. 2000 Hz vs 1000 Hz.
Pick the Cobra Pro if you care most about battery / max dpi. Its strongest claims are battery, max dpi, buttons. The single most decisive one: Battery — 70.00% more. 170 h vs 100 h.
Both ship with comparable wireless, so those specs do not 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 says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: Corsair - M75 Air Wireless or Razer - Cobra Pro?
Corsair - M75 Air Wireless leads the current Mars Score by 3.4 points.The more useful decision is the trade-off behind that result: compare max dpi, polling rate, weight against the way you will actually use the product.
Choose Corsair - M75 Air Wireless if…
Corsair - M75 Air Wireless has the measurable edge on polling rate hz, weight g.
Choose Razer - Cobra Pro if…
Razer - Cobra Pro has the measurable edge on battery h, max dpi, button count.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Corsair - M75 Air Wireless wins
- ▲Polling rate — 100.00% more. 2000 Hz vs 1000 Hz.
- ▲Weight — 17.00 g less. 60 vs 77.
Why Razer - Cobra Pro wins
- ▲Battery — 70.00% more. 170 h vs 100 h.
- ▲Max DPI — 15.38% more. 30000 vs 26000.
- ▲Buttons — 4.00 more. 10 vs 6.
Spec comparison
Sensor
| Spec | Corsair - M75 Air Wireless | Razer - Cobra Pro |
|---|---|---|
| Max DPI | 26000 | 30000lead |
| Max IPS | 650 | 750lead |
| Polling rate | 2000 Hzlead | 1000 Hz |
Design
| Spec | Corsair - M75 Air Wireless | Razer - Cobra Pro |
|---|---|---|
| Weight | 60 glead | 77 g |
| Buttons | 6 | 10lead |
| Shape | Symmetrical | Symmetrical |
Connectivity
| Spec | Corsair - M75 Air Wireless | Razer - Cobra Pro |
|---|---|---|
| Wireless | true | true |
| Battery | 100 h | 170 hlead |