Alfa Romeo 4C (2017) is 1012 kg (2,231 lbs) lighter than BMW 5 Series Gran Turismo (2015).
BMW 5 Series Gran Turismo (2015) is 1018 mm (40.08 inch) longer, 33 mm (1.30 inch) wider, 375 mm (14.76 inch) higher and has 390 liters (13.77 ft3) bigger cargo space than Alfa Romeo 4C (2017).