GMC Yukon XL (2018) is 760 mm (29.92 inch) longer, 163 mm (6.42 inch) wider, 473 mm (18.62 inch) higher and has 1652 liters (58.34 ft3) bigger cargo space than Mercedes CLS-Class (2016).
Mercedes CLS-Class (2016) is 770 kg (1,698 lbs) lighter than GMC Yukon XL (2018).