Mercedes C-Class (Coupe) (2017) is 188 mm (7.40 inch) longer, 23 mm (0.91 inch) wider, 107 kg (236 lbs) lighter and has 56 liters (1.98 ft3) bigger cargo space than Opel Ampera (2017).
Opel Ampera (2017) is 30 mm (1.18 inch) higher than Mercedes C-Class (Coupe) (2017).
