A lot depends on your placement of speakers, room characteristics, etc. Are you not happy with what your hearing? You could still call Axiom, they might give you options for upgrading. Most are very happy with the M3's.

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85