GMC Yukon XL (2021) is 780 mm (30.71 inch) longer, 175 mm (6.89 inch) wider, 526 mm (20.71 inch) higher and has 2136 liters (75.43 ft3) bigger cargo space than Mercedes CLS-Class (2015).
Mercedes CLS-Class (2015) is 780 kg (1,720 lbs) lighter than GMC Yukon XL (2021).