Mercedes C-Class (2019) is 294 mm (11.57 inch) longer, 9 mm (0.35 inch) wider, 147 mm (5.79 inch) higher and has 330 liters (11.65 ft3) bigger cargo space than Porsche 718 Cayman (2017).
Porsche 718 Cayman (2017) is 4 kg (9 lbs) lighter than Mercedes C-Class (2019).
