Audi A7 (2015) is 9 mm (0.35 inch) wider, 10 kg (22 lbs) lighter and has 35 liters (1.24 ft3) bigger cargo space than BMW 5 Series Gran Turismo (2017).
BMW 5 Series Gran Turismo (2017) is 36 mm (1.42 inch) longer and 139 mm (5.47 inch) higher than Audi A7 (2015).