Originally Posted by europrince
The M5 is not uncompromising. After all, its a driving machine, not a cruiser, like many Mercedes. The CLS is much more expensive. As amazing as the CLS is, the M5 is my choice.
I don't remember how much the CLS55 was, but the price differences might be closer here in Canada.
I'd still take a CLS 55 in black on black.