Anymore, it tunability, and realiability. I owned bowtech for the past 8 years, and had it with reliability. Then recently with the sentinal, had it will tunability. Small window cutout, always having issues with large vanes. Stupid berger hole is so low near the grip, have issues with rest placement and have to do most with nock adjusments.
I got my hoyt alphamax and had it tuned with 30min. This is the way it should be. I have had simular luck tuning mathews too.