Mercedes AMG GT (2014) is 168 mm (6.61 inch) longer, 79 mm (3.11 inch) wider and has 165 liters (5.83 ft3) bigger cargo space than Toyota GR Supra (2018).
Toyota GR Supra (2018) is 3 mm (0.12 inch) higher and 16 kg (35 lbs) lighter than Mercedes AMG GT (2014).