Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Corsair - M75 Air Wireless | Finalmouse - ULX |
|---|---|---|
| Polling rate | 2000 Hz | 4000 Hz |
| Weight | 60 g | 39 g |
Between the M75 Air Wireless and ULX, the M75 Air Wireless comes out ahead in several specs, while the ULX wins on polling rate / weight. Overall, the M75 Air Wireless scores 64.9 and the ULX scores 71.9 on our Mars Score.
Which should you buy?
The ULX edges ahead on the Mars Score (64.9 vs 71.9), but the 7.0-point gap is small enough that the right pick comes down to which spec advantages matter to you.
The M75 Air Wireless does not pull ahead on any single popular-comparison spec — its strengths sit in the spec-table groups rather than the headline advantages.
Pick the ULX if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are polling rate, weight. The single most decisive one: Polling rate — 100.00% more. 4000 Hz vs 2000 Hz.
Both ship with comparable max dpi, wireless, buttons, so those specs do not separate the two — focus on the differences below.
Bottom line: the ULX is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Corsair - M75 Air Wireless or Finalmouse - ULX?
Finalmouse - ULX leads the current Mars Score by 7.0 points.The more useful decision is the trade-off behind that result: compare polling rate, weight against the way you will actually use the product.
Choose Corsair - M75 Air Wireless if…
Corsair - M75 Air Wireless does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
Choose Finalmouse - ULX if…
Finalmouse - ULX has the measurable edge on polling rate hz, weight g.
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
- No decisive advantages.
Why Finalmouse - ULX wins
- ▲Polling rate — 100.00% more. 4000 Hz vs 2000 Hz.
- ▲Weight — 21.00 g less. 39 vs 60.
Spec comparison
Sensor
| Spec | Corsair - M75 Air Wireless | Finalmouse - ULX |
|---|---|---|
| Max DPI | 26000 | 26000 |
| Max IPS | 650 | 650 |
| Polling rate | 2000 Hz | 4000 Hzlead |
Design
| Spec | Corsair - M75 Air Wireless | Finalmouse - ULX |
|---|---|---|
| Weight | 60 g | 39 glead |
| Buttons | 6 | 6 |
| Shape | Symmetrical | Symmetrical |
Connectivity
| Spec | Corsair - M75 Air Wireless | Finalmouse - ULX |
|---|---|---|
| Wireless | true | true |
| Battery | 100 h | 100 h |