Alfa Romeo 4C (2019) is 10 mm (0.39 inch) wider and 580 kg (1,279 lbs) lighter than Buick LaCrosse (2014).
Buick LaCrosse (2014) is 1013 mm (39.88 inch) longer, 318 mm (12.52 inch) higher and has 196 liters (6.92 ft3) bigger cargo space than Alfa Romeo 4C (2019).