Buick Regal (2014) is 493 kg (1,087 lbs) lighter than Mercedes X-Class (2020).
Mercedes X-Class (2020) is 509 mm (20.04 inch) longer, 63 mm (2.48 inch) wider, 336 mm (13.23 inch) higher and has 758 liters (26.77 ft3) bigger cargo space than Buick Regal (2014).