All videos for the Audi A6 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 A6 C8 Avant 40 TDI design quattro S tronic costs new 79770 €. From 0 to 100 km/h it accelerates in :car_offers-model-tech_spec-electric_engine-acceleration_0_100 seconds . At 241 km/h he reaches his top speed.