When it comes to maximum speed, it goes without saying the R8 GT has the upper hand as well. Audi quotes 320 kilometers per hour or a mile per hour shy of 199 mph, whereas the RS 6 Avant GT is ...

Audi has been on a roll these past couple of years with high-performance variants of its already impressive models, and the recent addition is the RS6 Avant GT. When Audi adds the GT moniker to a ...