BMW 8 Series (G15) (2018) is 1177 mm (46.34 inch) longer, 243 mm (9.57 inch) wider and has 254 liters (8.97 ft3) bigger cargo space than Citroen C2 (2017).
Citroen C2 (2017) is 120 mm (4.72 inch) higher and 968 kg (2,134 lbs) lighter than BMW 8 Series (G15) (2018).