Ford Mustang (2015) is 154 mm (6.06 inch) longer and 138 mm (5.43 inch) wider than Mercedes CLA-Class (2017).
Mercedes CLA-Class (2017) is 44 mm (1.73 inch) higher, 327 kg (721 lbs) lighter and has 146 liters (5.16 ft3) bigger cargo space than Ford Mustang (2015).