Buick Regal Sportback (2018) is 952 kg (2,099 lbs) lighter than GMC Yukon XL (2014).
GMC Yukon XL (2014) is 749 mm (29.49 inch) longer, 147 mm (5.79 inch) wider, 496 mm (19.53 inch) higher and has 1702 liters (60.11 ft3) bigger cargo space than Buick Regal Sportback (2018).