Comparison test conducted by the fine gentlemen over at Car and Driver - one which analyzes three of the world's foremost high-powered luxury sedans: the 2007 Mercedes-Benz E63 AMG; the 2007 BMW M5; and the 2007 Audi S6.
Of course the E63 won!!!
http://www.emercedesbenz.com/Jan07/2...07_BMW_M5.html
