Despite weighing in at 2075kg, the RS6 will sprint to 62mph, with little driver effort, in 3.6sec. Flat-out it will top 155mph, though Audi will lift ... for a rebodied Ferrari 360 Designer ...

Inside, the RS6 has all the modern amenities of the Audi range. Expect the usual sharp screens ... The similarly powered Mercedes-AMG GT starts at $366,500, while V6-powered Maserati GranTurismo ...