GMC Yukon XL (2016) is 1290 mm (50.79 inch) longer, 211 mm (8.31 inch) wider, 279 mm (10.98 inch) higher and has 1737 liters (61.34 ft3) bigger cargo space than Mercedes GLA-Class (2020).
Mercedes GLA-Class (2020) is 925 kg (2,039 lbs) lighter than GMC Yukon XL (2016).