Audi A7 Sportback (2017) is 150 mm (5.91 inch) longer, 83 mm (3.27 inch) wider and has 15 liters (0.53 ft3) bigger cargo space than BMW 3 Series Gran Turismo (2018).
BMW 3 Series Gran Turismo (2018) is 88 mm (3.46 inch) higher and 95 kg (209 lbs) lighter than Audi A7 Sportback (2017).
