GMC Yukon XL (2021) is 380 mm (14.96 inch) longer, 137 mm (5.39 inch) wider, 124 mm (4.88 inch) higher and has 1496 liters (52.83 ft3) bigger cargo space than Mercedes X-Class (2020).
Mercedes X-Class (2020) is 397 kg (875 lbs) lighter than GMC Yukon XL (2021).