Bentley Mulsanne (2016) is 1165 mm (45.87 inch) longer, 92 mm (3.62 inch) wider and has 8 liters (0.28 ft3) bigger cargo space than Mercedes GLA-Class (2017).
Mercedes GLA-Class (2017) is 90 mm (3.54 inch) higher and 1197 kg (2,639 lbs) lighter than Bentley Mulsanne (2016).