Audi A3 Sportback (2018) is 34 mm (1.34 inch) higher and 725 kg (1,598 lbs) lighter than BMW 6 Series Gran Coupe (2016).
BMW 6 Series Gran Coupe (2016) is 696 mm (27.40 inch) longer, 110 mm (4.33 inch) wider and has 79 liters (2.79 ft3) bigger cargo space than Audi A3 Sportback (2018).
