GMC Yukon XL (2016) is 1283 mm (50.51 inch) longer, 241 mm (9.49 inch) wider, 396 mm (15.59 inch) higher and has 1751 liters (61.84 ft3) bigger cargo space than Mercedes GLA-Class (2015).
Mercedes GLA-Class (2015) is 1093 kg (2,410 lbs) lighter than GMC Yukon XL (2016).