BMW 6 Series Gran Turismo (2018) is 396 mm (15.59 inch) longer, 263 mm (10.35 inch) higher and has 360 liters (12.71 ft3) bigger cargo space than Ferrari 812 GTS (2020).
Ferrari 812 GTS (2020) is 69 mm (2.72 inch) wider and 61 kg (134 lbs) lighter than BMW 6 Series Gran Turismo (2018).