BMW 8 Series (G15) (2019) is 434 mm (17.09 inch) longer and 73 mm (2.87 inch) wider than Ford C-Max (2020).
Ford C-Max (2020) is 282 mm (11.10 inch) higher, 146 kg (322 lbs) lighter and has 12 liters (0.42 ft3) bigger cargo space than BMW 8 Series (G15) (2019).