Bentley Bentayga (2017) is 723 mm (28.46 inch) longer, 194 mm (7.64 inch) wider, 248 mm (9.76 inch) higher and has 63 liters (2.22 ft3) bigger cargo space than Mercedes GLA-Class (2014).
Mercedes GLA-Class (2014) is 1143 kg (2,520 lbs) lighter than Bentley Bentayga (2017).