According to Audi, the colour was a matter of much internal debate. Originally the R8 was finished in silver, but after a single outing for the cameras, red was chosen to highlight its diesel ...

Listening, seeing, feeling: they all go together." Out of the building and to the street. A red Audi R8 e-tron pulls up around the corner, purring gently. But when Rudolf Halbmeir taps the gas ...