BMWs M135i undercuts the RS3 by £10k in base spec, its only 20hp down and weighs 150kg less. Can a sub M-car beat Audis premium fast car .\rbr\rbr\rbr\rbrThe new 991 Turbo S is a very expensive car. So expensive it probably needs to fend-off more exotic machinery like a yellow McLaren. This could get messy.\rbr\rbrOn paper, the 362bhp Audi RS3 has got the 297bhp Volkswagen Golf R trumped. But on track, can the underdog Golf reign supreme? Read our Audi RS3 .\rbr\rbrStuttgart v Munich in the battle of the super hatches. Includes road, track, lap times, standing start acceleration. And sheep. And a little jump.