Buick Regal TourX (2018) is 840 kg (1,852 lbs) lighter than Toyota Tundra (2020).
Toyota Tundra (2020) is 828 mm (32.60 inch) longer, 167 mm (6.57 inch) wider, 442 mm (17.40 inch) higher and has 816 liters (28.82 ft3) bigger cargo space than Buick Regal TourX (2018).