Put this scope on my target 308 and got 4" groupings at 100 yards. Changed to a cheapo Burris ($200) and groupings went to 0.5". Went back to the Vortex and back to 4". These groupings were also realized by a second shooter. I currently have the scope into Vortex for repair.
This review was written in the old system and had content requirements that are different than reviews written today.