Buick LaCrosse (2017) is 331 mm (13.03 inch) longer, 57 mm (2.24 inch) wider, 52 mm (2.05 inch) higher and has 69 liters (2.44 ft3) bigger cargo space than Mercedes C-Class (Coupe) (2020).
Mercedes C-Class (Coupe) (2020) is 196 kg (432 lbs) lighter than Buick LaCrosse (2017).