Audi A6 (2014) is 90 mm (3.54 inch) longer, 116 mm (4.57 inch) higher, 278 kg (613 lbs) lighter and has 180 liters (6.36 ft3) bigger cargo space than BMW 8 Series (G14) (2018).
BMW 8 Series (G14) (2018) is 28 mm (1.10 inch) wider than Audi A6 (2014).
