GMC Yukon XL (2021) is 1428 mm (56.22 inch) longer, 277 mm (10.91 inch) wider, 510 mm (20.08 inch) higher and has 2315 liters (81.75 ft3) bigger cargo space than Mercedes A-Class (2020).
Mercedes A-Class (2020) is 1160 kg (2,557 lbs) lighter than GMC Yukon XL (2021).