Audi A7 (2015) is 144 mm (5.67 inch) longer, 82 mm (3.23 inch) wider and has 15 liters (0.53 ft3) bigger cargo space than BMW 3 Series Gran Turismo (2014).
BMW 3 Series Gran Turismo (2014) is 88 mm (3.46 inch) higher and 170 kg (375 lbs) lighter than Audi A7 (2015).
