Corsair - M75 Air Wireless vs Razer - DeathAdder V3 Pro

The DeathAdder V3 Pro edges ahead on the Mars Score (72.5 vs 77.3), but the 4.8-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 battery, weight, buttons.

Pick the DeathAdder V3 Pro if you care most about polling rate and max dpi. Its strongest claims are polling rate, max dpi.

Both ship with comparable 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.