They’re two of the most desirable sports cars money can buy, but which is faster in a quarter-mile drag race – the Audi RS5 Sportback or the Porsche 911 Carrera S?

The Audi’s got a 2.9-litre V6 engine, as well as 450hp and 600Nm torque! Is that enough to beat the Porsche’s 3.0-litre flat-six, 450hp and 530Nm? Watch this intense head-to-head and find out!