Audi R8 (2014) is 43 mm (1.69 inch) wider and 280 kg (617 lbs) lighter than BMW 5 Series Gran Turismo (2017).
BMW 5 Series Gran Turismo (2017) is 559 mm (22.01 inch) longer, 314 mm (12.36 inch) higher and has 401 liters (14.16 ft3) bigger cargo space than Audi R8 (2014).