Buick Regal Sportback (2019) is 3987 kg (8,790 lbs) lighter than GMC Yukon XL (2015).
GMC Yukon XL (2015) is 797 mm (31.38 inch) longer, 183 mm (7.20 inch) wider, 435 mm (17.13 inch) higher and has 1702 liters (60.11 ft3) bigger cargo space than Buick Regal Sportback (2019).