Peugeot 308 (2017) is 165 mm (6.50 inch) higher, 309 kg (681 lbs) lighter and has 285 liters (10.06 ft3) bigger cargo space than Toyota GR Supra (2018).
Toyota GR Supra (2018) is 125 mm (4.92 inch) longer and 56 mm (2.20 inch) wider than Peugeot 308 (2017).