Ford Fusion Energi (2020) is 479 mm (18.86 inch) longer and 66 mm (2.60 inch) wider than Mercedes B-Class (2018).
Mercedes B-Class (2018) is 84 mm (3.31 inch) higher, 269 kg (593 lbs) lighter and has 146 liters (5.16 ft3) bigger cargo space than Ford Fusion Energi (2020).