Mercedes E-Class (2014) is 464 mm (18.27 inch) longer, 114 mm (4.49 inch) wider and has 155 liters (5.47 ft3) bigger cargo space than Subaru Impreza GP (2016).
Subaru Impreza GP (2016) is 27 mm (1.06 inch) higher and 485 kg (1,069 lbs) lighter than Mercedes E-Class (2014).