Alfa Romeo Giulia (2019) is 97 mm (3.82 inch) longer, 147 mm (5.79 inch) higher, 161 kg (355 lbs) lighter and has 100 liters (3.53 ft3) bigger cargo space than Mercedes AMG GT (2019).
Mercedes AMG GT (2019) is 66 mm (2.60 inch) wider than Alfa Romeo Giulia (2019).