Alfa Romeo 4C (2018) is 15 mm (0.59 inch) wider and 472 kg (1,041 lbs) lighter than BMW 4 Series (2020).
BMW 4 Series (2020) is 780 mm (30.71 inch) longer, 197 mm (7.76 inch) higher and has 330 liters (11.65 ft3) bigger cargo space than Alfa Romeo 4C (2018).
