BMW 8 Series (G14) (2020) is 178 mm (7.01 inch) longer, 38 mm (1.50 inch) higher and has 58 liters (2.05 ft3) bigger cargo space than Ferrari Roma (2020).
Ferrari Roma (2020) is 72 mm (2.83 inch) wider and 363 kg (800 lbs) lighter than BMW 8 Series (G14) (2020).