Alfa Romeo 4C (2015) is 42 mm (1.65 inch) wider and 467 kg (1,030 lbs) lighter than BMW 4 Series (2013).
BMW 4 Series (2013) is 650 mm (25.59 inch) longer, 178 mm (7.01 inch) higher and has 335 liters (11.83 ft3) bigger cargo space than Alfa Romeo 4C (2015).
