Does your mouse sensitivity have any effect on sniping? YES!
As the picture here shows, your group size depends highly on how sensitive your mouse is.
Taken from about 950 meters away, all group were four shots with the smallest mouse movement possible in four direction of initial point of aim. The fourth line of bullets was me shooting about 12 times as I moved the cross hairs from left to right.
- Max sensitivity
- Half sensitivity
- Min sensitivity
- Min, shooting a string from right to left.