Logitech - G309 Lightspeed vs Razer - Basilisk V3 Pro

The G309 Lightspeed is the clear pick on raw spec strength, leading by 9.8 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 G309 Lightspeed 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.

Pick the Basilisk V3 Pro if you care most about max dpi and buttons. Its strongest claims are max dpi, buttons.

Both ship with comparable polling rate, wireless, so those specs don't separate the two — focus on the differences below.

Bottom line: the G309 Lightspeed is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.