Audi to Build R4 Electric Roadster

Could the R8 soon have a baby brother? According to some reports, Audi may in fact be wrenching on a smaller mid-engine sports coupe called the R4.According to Inside Line, the R4 would share its platform with the forthcoming electric e-Tron coupe. Volkswagen may utilize the resources of its latest acquisition – Porsche – and base both cars off the next-generation Boxster and Cayman.Inside Line