Ford Mustang (2014) is 406 mm (15.98 inch) longer, 56 mm (2.20 inch) wider, 102 mm (4.02 inch) higher and has 139 liters (4.91 ft3) bigger cargo space than Toyota GR Supra (2020).
Toyota GR Supra (2020) is 183 kg (403 lbs) lighter than Ford Mustang (2014).