Opel Ampera (2017) is 120 mm (4.72 inch) longer, 147 mm (5.79 inch) higher and has 115 liters (4.06 ft3) bigger cargo space than Toyota GR Supra (2018).
Toyota GR Supra (2018) is 73 mm (2.87 inch) wider and 28 kg (62 lbs) lighter than Opel Ampera (2017).
