Ford Fusion Energi (2015) is 83 mm (3.27 inch) longer, 82 mm (3.23 inch) higher, 172 kg (379 lbs) lighter and has 8 liters (0.28 ft3) bigger cargo space than Ford Mustang (2019).
Ford Mustang (2019) is 63 mm (2.48 inch) wider than Ford Fusion Energi (2015).