The rebooted A8 will take on the 7 series and S class with plenty of new technology

After the launch of the latest and immensely successful Mercedes-Benz S-class and the thoroughly upgraded BMW 7-series, the A8 is showing its age. This will be the first Audi to launch with an entirely new user interface, previewed by the Prologue concept and the e-tron Quattro concept unveiled in Frankfurt last year.