BMW 3 Series Gran Turismo (2019) is 168 mm (6.61 inch) longer, 207 mm (8.15 inch) higher and has 228 liters (8.05 ft3) bigger cargo space than Ferrari Roma (2020).
Ferrari Roma (2020) is 146 mm (5.75 inch) wider and 165 kg (364 lbs) lighter than BMW 3 Series Gran Turismo (2019).