The BMW 330e is a Plug-in Hybrid Sedan that offers a complete range of exquisite features special to an electronic sedan. A 12kWh lithium-ion battery pack gives a quoted all-electric range of around 59 km. Considering the charging of the battery, the High-speed charging takes as little as 2.5 hours, or 5.5 hours through a regular (240-volt/10-amp) domestic socket.
It is an ‘over-boost’ system of sorts dubbed Xtraboost. It is for the sports mode giving an additional 30kW for up to 10sec. At the same time, the Top speed on electric power alone is 140km/h.