Bentley Bentayga (2018) is 484 mm (19.06 inch) longer, 108 mm (4.25 inch) wider, 83 mm (3.27 inch) higher and has 134 liters (4.73 ft3) bigger cargo space than Mercedes GLC-Class (2020).
Mercedes GLC-Class (2020) is 318 kg (701 lbs) lighter than Bentley Bentayga (2018).