All videos for the Fiat 500X with driving report, buying advice, long term test and 0-100km/h acceleration test. These facts you should know before you buy or lease the car..This Fiat 500X 334 1.0 Firefly Turbo Cross 4x2 costs new 22897 €. From 0 to 100 km/h it accelerates in :car_offers-model-tech_spec-electric_engine-acceleration_0_100 seconds . His top speed is 188 km/h.