Default, default, default. Or go pro, and alter pitch, yaw and accel, but then your in a world of hurt, until you find your correct balance that suits you..
Think about your fov, in relation to resolution & aspect ratio (widescreen or not) as some look wider and taller than others. Link below:
Ofc there is magical settings for just that mouse you fucking retard.
I knew this would happen ,only idiots playing quake nowdays.
And ofc heartless is still here giving the proper settings ,stupid french baguette.