Mercedes E-Class (2014) is 469 mm (18.46 inch) longer, 20 mm (0.79 inch) wider and has 105 liters (3.71 ft3) bigger cargo space than Mercedes GLA-Class (2017).
Mercedes GLA-Class (2017) is 168 mm (6.61 inch) higher and 317 kg (699 lbs) lighter than Mercedes E-Class (2014).