Buick LaCrosse (2015) is 741 kg (1,634 lbs) lighter than Mercedes GLS-Class (2021).
Mercedes GLS-Class (2021) is 334 mm (13.15 inch) longer, 99 mm (3.90 inch) wider, 319 mm (12.56 inch) higher and has 49 liters (1.73 ft3) bigger cargo space than Buick LaCrosse (2015).