I have the M22's and found if I cranked up the bass on my receiver they sounded pretty good. You could also buy the M3's now and then when ready move them back as surrounds and purchase M22's and sub or some M60's as the M60's appear to be the choice without a sub.

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