BMW 8 Series (G15) (2018) is 434 mm (17.09 inch) longer and 73 mm (2.87 inch) wider than Ford C-Max Energi (2015).
Ford C-Max Energi (2015) is 280 mm (11.02 inch) higher, 155 kg (342 lbs) lighter and has 12 liters (0.42 ft3) bigger cargo space than BMW 8 Series (G15) (2018).