BMW claims the lightened, more powerful M4 GTS wearing Michelin Pilot Sport Cup 2 tyres can reach 0-62mph in 3.8sec. However, we recorded an even quicker time of 3.7sec and a 0-100mph time of 7.8sec.

Predictably, the 720S is one of several cars that will get from a standstill to 62mph in less time, somehow finding enough traction off the line for a 2.8sec run. Zero to 62mph takes another tenth ...