GMC Yukon (2021) is 89 mm (3.50 inch) wider, 120 mm (4.72 inch) higher and has 1701 liters (60.07 ft3) bigger cargo space than Mercedes GLS-Class (2019).
Mercedes GLS-Class (2019) is 1 mm (0.04 inch) longer and 45 kg (99 lbs) lighter than GMC Yukon (2021).