BMW i8 (2017) is 633 mm (24.92 inch) longer and 220 mm (8.66 inch) wider than Ford Fiesta (Hatchback) (2017).
Ford Fiesta (Hatchback) (2017) is 183 mm (7.20 inch) higher, 409 kg (902 lbs) lighter and has 268 liters (9.46 ft3) bigger cargo space than BMW i8 (2017).