Mercedes C-Class (Estate) (2014) is 271 mm (10.67 inch) longer, 70 mm (2.76 inch) wider and has 105 liters (3.71 ft3) bigger cargo space than Subaru Impreza GP (2015).
Subaru Impreza GP (2015) is 28 mm (1.10 inch) higher and 100 kg (220 lbs) lighter than Mercedes C-Class (Estate) (2014).