Alfa Romeo Giulia (2019) is 6 mm (0.24 inch) wider, 99 kg (218 lbs) lighter and has 45 liters (1.59 ft3) bigger cargo space than Buick LaCrosse (2018).
Buick LaCrosse (2018) is 374 mm (14.72 inch) longer and 25 mm (0.98 inch) higher than Alfa Romeo Giulia (2019).