The first RS6, new for the C5 generation, uses a twin-turbo V8, the C6 gen got a naturally aspirated V10, and the model ...

And in its fourth generation (C8 for mode code geeks), the Audi RS6 - now exclusively available in Performance guise in the UK - continues to rise to the top of every multi-car dream garage list.

If there was a default choice when faced with the need for a practical car in a ‘dream garage’, it might just be the Audi RS6 Avant. Now in its fourth iteration, Audi has taken everything ...