It is a match on power for the outgoing 450kW/850Nm E63's twin-turbo V8 – but down on torque – with a nine-speed torque-converter automatic transmission and variable 4Matic+ all-wheel drive.

Super GT500 rules specify a two-litre turbopetrol four, driving the rear wheels via a six-speed sequential gearbox - and the direct-injection, twin-turbo Lexus LC500 is rated at more than 450kW ...