Audi R8 (2014) is 116 mm (4.57 inch) wider and 100 kg (220 lbs) lighter than BMW 3 Series Gran Turismo (2020).
BMW 3 Series Gran Turismo (2020) is 379 mm (14.92 inch) longer, 263 mm (10.35 inch) higher and has 421 liters (14.87 ft3) bigger cargo space than Audi R8 (2014).