Ford Mustang (2020) is 164 mm (6.46 inch) longer and 137 mm (5.39 inch) wider than Subaru Impreza GT (2017).
Subaru Impreza GT (2017) is 59 mm (2.32 inch) higher, 592 kg (1,305 lbs) lighter and has 16 liters (0.57 ft3) bigger cargo space than Ford Mustang (2020).