Audi R8 Spyder (2020) is 28 mm (1.10 inch) wider and 157 kg (346 lbs) lighter than Ford Mustang (2020).
Ford Mustang (2020) is 363 mm (14.29 inch) longer, 156 mm (6.14 inch) higher and has 106 liters (3.74 ft3) bigger cargo space than Audi R8 Spyder (2020).