Bentley Mulsanne (2020) is 1158 mm (45.59 inch) longer, 122 mm (4.80 inch) wider, 27 mm (1.06 inch) higher and has 22 liters (0.78 ft3) bigger cargo space than Mercedes GLA-Class (2015).
Mercedes GLA-Class (2015) is 1365 kg (3,009 lbs) lighter than Bentley Mulsanne (2020).