Buick LaCrosse (2017) is 361 mm (14.21 inch) longer, 354 kg (780 lbs) lighter and has 75 liters (2.65 ft3) bigger cargo space than Mercedes GLC-Class (2017).
Mercedes GLC-Class (2017) is 23 mm (0.91 inch) wider and 198 mm (7.80 inch) higher than Buick LaCrosse (2017).