Audi revealed the R8 E-Tron Piloted Driving technical concept ... Intelligent energy management and an electromechanical brake system enable high energy recuperation rates. Targeted torque ...

The Audi R8 e-tron accelerates from zero to 0 to 100 km/h (62.14 mph) in just 4.6 seconds. Its top speed is normally limited to 200 km/h (124.27 mph); 250 km/h (155.34 mph) was approved for the ...