The CLS63 AMG is more of a cross with the new M5.
It is very pretty, powerful, and fun. It won't track as well as an M3, but for everything else, it would be great. Definitely my favorite non- vert AMG.
2011 e92 M3 Monte Carlo Blue ESS 535 - gone but not forgotten
2015 cayman GTS - new toy
2006 SLK 55 AMG sold