Audi A5 (2017) is 81 mm (3.19 inch) longer, 76 mm (2.99 inch) wider, 140 kg (309 lbs) lighter and has 134 liters (4.73 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 (2017).