BMW 6 Series Gran Coupe (2016) is 631 mm (24.84 inch) longer, 35 mm (1.38 inch) wider, 100 mm (3.94 inch) higher and has 274 liters (9.68 ft3) bigger cargo space than Toyota GR Supra (2020).
Toyota GR Supra (2020) is 351 kg (774 lbs) lighter than BMW 6 Series Gran Coupe (2016).
