4 Matic
Go big w/a 65 or 600...or get a C300 and save up

Having owned latest-gen CL550/600/63 030/65, would argue worst value was 550; best value is 65 (am getting '10 CL65 in Aug)
Personally I do love the 550, it's all you'll ever need and very economic in comparison to 600 and AMGs.







