If I were to chose I would go M60, as I think that there is no substitution for the full range floorstander.

The M3s and sub are just a little more forgiving with poorly recorded songs. The M60s have a much fuller/richer sound than the M3/sub combo, IMO.

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