BMW 6 Series Gran Turismo (2020) is 1540 mm (60.63 inch) longer, 275 mm (10.83 inch) wider, 51 mm (2.01 inch) higher and has 424 liters (14.97 ft3) bigger cargo space than FIAT 500 (2014).
FIAT 500 (2014) is 855 kg (1,885 lbs) lighter than BMW 6 Series Gran Turismo (2020).