GMC Yukon XL (2017) is 762 mm (30.00 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 1311 kg (2,890 lbs) lighter than GMC Yukon XL (2017).