Audi A6 Avant (2018) is 95 mm (3.74 inch) longer, 127 mm (5.00 inch) higher and has 146 liters (5.16 ft3) bigger cargo space than BMW 8 Series (G15) (2020).
BMW 8 Series (G15) (2020) is 15 mm (0.59 inch) wider and 86 kg (190 lbs) lighter than Audi A6 Avant (2018).
