Buick Regal (2014) is 645 kg (1,422 lbs) lighter than Land Rover Range Rover Sport (2020).
Land Rover Range Rover Sport (2020) is 20 mm (0.79 inch) longer, 216 mm (8.50 inch) wider, 298 mm (11.73 inch) higher and has 382 liters (13.49 ft3) bigger cargo space than Buick Regal (2014).