Buick LaCrosse (2015) is 237 mm (9.33 inch) longer and 891 kg (1,964 lbs) lighter than Mercedes G-Class (2016).
Mercedes G-Class (2016) is 10 mm (0.39 inch) wider, 450 mm (17.72 inch) higher and has 181 liters (6.39 ft3) bigger cargo space than Buick LaCrosse (2015).