Buick Regal TourX (2020) is 808 kg (1,781 lbs) lighter than GMC Yukon (2021).
GMC Yukon (2021) is 348 mm (13.70 inch) longer, 183 mm (7.20 inch) wider, 460 mm (18.11 inch) higher and has 1456 liters (51.42 ft3) bigger cargo space than Buick Regal TourX (2020).