MotorTrend Comparison: BMW 650i Gran Coupe vs. Audi S7 vs. Mercedes-Benz CLS550
6 Series Gran Coupe | January 29th, 2013 by Horatiu Boeriu
MotorTrend takes the new BMW 650i Gran Coupe and and pits it against its competitors in the class: Audi S7 and Mercedes-Benz CLS550. Before we …
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