GMC Yukon XL (2018) is 605 mm (23.82 inch) longer, 173 mm (6.81 inch) wider, 473 mm (18.62 inch) higher and has 1682 liters (59.40 ft3) bigger cargo space than Mercedes CL-Class (2014).
Mercedes CL-Class (2014) is 325 kg (717 lbs) lighter than GMC Yukon XL (2018).