Audi S7 (2018) is 13 mm (0.51 inch) wider, 30 mm (1.18 inch) higher and has 76 liters (2.68 ft3) bigger cargo space than BMW 6 Series Gran Coupe (2016).
BMW 6 Series Gran Coupe (2016) is 29 mm (1.14 inch) longer and 60 kg (132 lbs) lighter than Audi S7 (2018).
