All videos for the Audi Q8 with driving report, buying advice, long term test and 0-100km/h acceleration test. These facts you should know before you buy or lease the car..This Audi Q8 4M 55 TFSI quattro tiptronic costs new 81000 €. From 0 to 100 km/h it accelerates in 5.9 seconds . His top speed is 250 km/h . At 250 km/h he reaches his top speed.