Alfa Romeo 4C (2016) is 682 kg (1,504 lbs) lighter than BMW 5 Series (2014).
BMW 5 Series (2014) is 1011 mm (39.80 inch) longer, 33 mm (1.30 inch) wider, 376 mm (14.80 inch) higher and has 329 liters (11.62 ft3) bigger cargo space than Alfa Romeo 4C (2016).