McLaren 570GT (2017) is 153 mm (6.02 inch) longer, 236 mm (9.29 inch) wider, 134 kg (295 lbs) lighter and has 185 liters (6.53 ft3) bigger cargo space than Toyota GR Supra (2018).
Toyota GR Supra (2018) is 91 mm (3.58 inch) higher than McLaren 570GT (2017).