Ford Mustang (2019) is 372 mm (14.65 inch) longer and 111 mm (4.37 inch) wider than Mercedes GLA-Class (2014).
Mercedes GLA-Class (2014) is 98 mm (3.86 inch) higher, 417 kg (919 lbs) lighter and has 89 liters (3.14 ft3) bigger cargo space than Ford Mustang (2019).