There is defiantly a few companies that cost more due to the name. Biggest one that comes to mind is snap-on. However that name came with perks too when I was a mechanic. They came to me weekly and 9/10 times they replaced anything broken right then and there. That is, if anything broke. To my understanding, atlas has a great customer service and warranty. Granted, that’s second hand knowledge and not personal experience. I don’t know how good it really is.
only thing I can do is compare that one atlas I shot to the few STIs I’ve shot/owned. Everything about it was in fact better. Tighter overall, trigger was “cleaner” (best word I can use I think), and most importantly it tracked better. This could be from a few reasons though that I can’t ignore. My STI is 10+ years old, this had superior machining involved in the making of it, and my skills as a shooter have improved. All in all though, the sights landed right back on target (10” steel at 15ish yards) after every shot. I believe that’s what impressed me the most.
also… it was so nice to go from big dot to a nice, crisp, small FO front sight again. Maybe I just miss limited