Audi A3 (Sedan) (2015) is 26 mm (1.02 inch) wider, 295 kg (650 lbs) lighter and has 94 liters (3.32 ft3) bigger cargo space than Mercedes C-Class (Coupe) (2014).
Mercedes C-Class (Coupe) (2014) is 136 mm (5.35 inch) longer and 14 mm (0.55 inch) higher than Audi A3 (Sedan) (2015).
