Buick Regal TourX (2018) is 86 mm (3.39 inch) longer, 3 mm (0.12 inch) wider, 38 mm (1.50 inch) higher and has 118 liters (4.17 ft3) bigger cargo space than Hyundai Sonata (2019).
Hyundai Sonata (2019) is 267 kg (589 lbs) lighter than Buick Regal TourX (2018).
