A5 e-tron quattro

Audi has taken the wraps off a sophisticated plug-in hybrid prototype that combines a number of leading green car technologies all in a single platform. Utilizing the shell of the luxurious A5 Coupe, Audi’s new A5 e-tron quattro prototype not only features a conventional power-split hybrid system but also a newer ‘through-the-road’ setup. A through-the-road hybrid drivetrain is just like a regular hybrid but instead of combining the respective gas and electric powerplants on a single driveshaft, they are used individually on opposing axles. In this fashion, a...