Mercedes S-Class Coupe (2015) is 611 mm (24.06 inch) longer, 157 mm (6.18 inch) wider and has 15 liters (0.53 ft3) bigger cargo space than Subaru Impreza GP (2015).
Subaru Impreza GP (2015) is 56 mm (2.20 inch) higher and 555 kg (1,224 lbs) lighter than Mercedes S-Class Coupe (2015).