Audi A5 (2018) is 81 mm (3.19 inch) longer, 76 mm (2.99 inch) wider, 105 kg (231 lbs) lighter and has 123 liters (4.34 ft3) bigger cargo space than Mercedes C-Class (Coupe) (2014).
Mercedes C-Class (Coupe) (2014) is 59 mm (2.32 inch) higher than Audi A5 (2018).