Mercedes C-Class (Coupe) (2014) is 454 mm (17.87 inch) longer than Seat Arona (2017).
Seat Arona (2017) is 10 mm (0.39 inch) wider, 122 mm (4.80 inch) higher, 518 kg (1,142 lbs) lighter and has 69 liters (2.44 ft3) bigger cargo space than Mercedes C-Class (Coupe) (2014).
