The Mercedes-AMG GT R is among the best performance cars this year. Powering the GT R is an AMG 4.0-litre twin-turbo unit with an output of 576bhp. The peak torque of 700Nm is available between 1900 and 5500 rpm. It is mated to a revised seven speed DCT, with ratios more suited to a race track, the AMG GT R can do the 0-100kmph sprint in 3.6 seconds and max out at 318kmph. The AMG GT R is meant for the race track and that shows in its spirited performance and an enviable Nurburgring lap time. Its exploits at the Nuburgring earned it the moniker of‘the beast of green hell’.