Audi R8 Spyder (2020) is 27 mm (1.06 inch) wider and 157 kg (346 lbs) lighter than Ford Mustang (2014).
Ford Mustang (2014) is 358 mm (14.09 inch) longer, 154 mm (6.06 inch) higher and has 98 liters (3.46 ft3) bigger cargo space than Audi R8 Spyder (2020).