Alfa Romeo Giulia (2019) is 6 mm (0.24 inch) wider and 200 kg (441 lbs) lighter than BMW 5 Series (2020).
BMW 5 Series (2020) is 300 mm (11.81 inch) longer, 42 mm (1.65 inch) higher and has 80 liters (2.83 ft3) bigger cargo space than Alfa Romeo Giulia (2019).
