This is the one you're been waiting for. What happens when you race the new 2018 Audi RS5 3.0-litre V6 twin turbo against the new BMW M4 C 3.0-litre twin turbo and a 4.0-litre twin turbo V8 Mercedes-AMG C63S over a standing 1/4 mile drag race. Well watch the video to find out. Obviously the Audi as qauttro all-wheel drive so has an advantage off the line. But will it be enough to keep it ahead. Also what happens in a rolling race from 50mph? In this video all these equations will be answered. Also we h
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