The best match for the M22 is the M22. If you don't have enough room then an M2 would be next. If vertical space is still an issue I'd still take the VP150 over the VP100, just because the extra driver and cabinet size does increase bass output over the VP100.

Pioneer PDP-5020FD, Marantz SR6011
Axiom M5HP, VP160HP, QS8
Sony PS4, surround backs
-Chris