Buick Regal (2015) is 2 mm (0.08 inch) longer and 890 kg (1,962 lbs) lighter than Land Rover LR4 (2014).
Land Rover LR4 (2014) is 58 mm (2.28 inch) wider, 399 mm (15.71 inch) higher and has 858 liters (30.30 ft3) bigger cargo space than Buick Regal (2015).