The BMW i8, first introduced as the BMW Concept Vision Efficient Dynamics, is a plug-in hybrid developed by BMW. The 2015 model year BMW i8 has a 7.1 kWh lithium-ion battery pack that delivers an all-electric range of 37 km (23 mi) under the New European Driving Cycle (NEDC). The production version has a fuel efficiency of 2.1 L/100 km (134.5 mpg-imp; 112.0 mpg-US) under the NEDC test with carbon emissions of 49 g/km.
The initial turbodiesel concept car was unveiled at the 2009 Frankfurt Motor Show.The production version of the BMW i8 was unveiled at the 2013 Frankfurt Motor Show. Deliveries in Europe are scheduled to begin in June 2014, and about one month later in the U.S.