GMC Yukon XL (2017) is 887 mm (34.92 inch) longer, 265 mm (10.43 inch) wider, 457 mm (17.99 inch) higher and has 1831 liters (64.66 ft3) bigger cargo space than Mercedes A-Class (2016).
Mercedes A-Class (2016) is 1311 kg (2,890 lbs) lighter than GMC Yukon XL (2017).