Fahrzyklus
The 2015 BMW i8 accelerated from 0 to in 4.4 seconds and had an electronically limited top speed of 250 km/h (155 mph). The 2015 model year i8 had a 7.1-kWh lithium-ion battery pack that delivered an all-electric range of under the New European Driving Cycle. Under the U.S. EPA cycle, the range in EV mode was . The battery capacity of both the BMW i8 Roadster and the i8 Coupe was increased to 11.6 kWh in 2018, allowing the NEDC electric range to rise to for the coupé and for the roadster.