Aston Martin DBS Superleggera v AMG GT R drag race - video

The Aston Martin DBS Superleggera and Mercedes-AMG GT R are both the most potent and track-ready supercars in their respective line-ups, but which is the fastest in a straight line? In a new video posted this week, the UK's Top Gear pits the two super GTs against each other in an old-school drag race, with a surprising outcome.