Buick Regal TourX (2020) is 10 mm (0.39 inch) wider, 142 kg (313 lbs) lighter and has 91 liters (3.21 ft3) bigger cargo space than Cadillac XTS (2019).
Cadillac XTS (2019) is 117 mm (4.61 inch) longer and 18 mm (0.71 inch) higher than Buick Regal TourX (2020).
