i don' t have a chrono, but so i can' t tell. on a good dayi run consitant 1 to 1.5 on a great day i' ll have some 3 shot groups that are touching ,, i figure with my 300s, that is great , the model 70 will shoot 1" and under, and 2.5 and somtimes less at 300,, i have had the triger lightened up on that one