Welcome to the forum.

Best bang for the buck is the M22 follwed by the M3(slightly different sound than the M22) and then the M2. If you are planning on building a system a piece at a time I would wait till you can get the M22's \:\)

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