BMW 7 Series (2018) is 1432 mm (56.38 inch) longer, 243 mm (9.57 inch) wider, 17 mm (0.67 inch) higher and has 348 liters (12.29 ft3) bigger cargo space than Citroen C2 (2017).
Citroen C2 (2017) is 904 kg (1,993 lbs) lighter than BMW 7 Series (2018).