I struggled with keeping the M60s as I really preferred that sound to the M80s, I say go for it. I opted out as I knew, in my room, there was a chance the M82 would be bumped hard enough to knock the M22 off the top.

Jason
M80 v2
VP160 v3
QS8 v2
PB13 Ultra
Denon 3808
Samsung 85" Q70