Audi RS7

AutoExpress test drives and compares the BMW M6 Gran Coupe against the Audi RS7. Both are powered by turbocharged V8 engines and have over 500 bhp -but do they really justify their nearly £100,000 price…

At the 2013 Detroit Auto Show, BMW debuted the first M6 model with four-doors. The BMW M6 Gran Coupe goes on sale this May and will compete in the four-door coupe segment with similar offerings…