BMW 8 Series (G15) (2018) is 1226 mm (48.27 inch) longer, 274 mm (10.79 inch) wider and has 222 liters (7.84 ft3) bigger cargo space than FIAT 500e (2014).
FIAT 500e (2014) is 186 mm (7.32 inch) higher and 572 kg (1,261 lbs) lighter than BMW 8 Series (G15) (2018).