GMC Yukon XL (2018) is 455 mm (17.91 inch) longer, 146 mm (5.75 inch) wider, 400 mm (15.75 inch) higher and has 1672 liters (59.05 ft3) bigger cargo space than Mercedes S-Class (2016).
Mercedes S-Class (2016) is 400 kg (882 lbs) lighter than GMC Yukon XL (2018).