Alfa Romeo 4C (2015) is 797 kg (1,757 lbs) lighter than BMW 5 Series Gran Turismo (2016).
BMW 5 Series Gran Turismo (2016) is 1016 mm (40.00 inch) longer, 34 mm (1.34 inch) wider, 375 mm (14.76 inch) higher and has 390 liters (13.77 ft3) bigger cargo space than Alfa Romeo 4C (2015).