BMW 4 Series (2013) is 229 mm (9.02 inch) longer, 165 kg (364 lbs) lighter and has 13 liters (0.46 ft3) bigger cargo space than Ford C-Max Energi (2014).
Ford C-Max Energi (2014) is 4 mm (0.16 inch) wider and 259 mm (10.20 inch) higher than BMW 4 Series (2013).