Alfa Romeo Giulia (2018) is 303 mm (11.93 inch) longer, 183 mm (7.20 inch) wider, 31 mm (1.22 inch) higher and has 110 liters (3.88 ft3) bigger cargo space than Subaru Impreza GJ (2015).
Subaru Impreza GJ (2015) is 264 kg (582 lbs) lighter than Alfa Romeo Giulia (2018).