From Youtube:

The BMW i8, first introduced as the BMW Concept Vision Efficient Dynamics, is a plug-in hybrid under development by BMW. The initial turbodiesel concept car was unveiled at the 2009 Frankfurt Motor Show, and the BMW i8 gasoline-powered concept car destined for production was unveiled at the 2011 Frankfurt Motor Show.The 2015 BMW i8 has a 7.2 kWh lithium-ion battery pack estimated to deliver an all-electric range of 35 km (22 mi).[6] The production version has an average fuel efficiency of less than 2.5 L/100 km (113.0 mpg-imp; 94.1 mpg-US) under the New European Driving Cycle with carbon emissions of less than 59 g/km.[5][6]
In 2010, BMW announced the mass production of the Concept Vision Efficient Dynamics in Leipzig beginning in 2013 as the BMW i8.[10] The i8 is part of BMW’s “Project i” and will be marketed as a new brand, BMW i, sold separately from BMW or Mini. The BMW i3 will be the first model available by late 2013, followed by the i8 in 2014 as a 2015 model year. Other i models will follow. The production version of the BMW i8 was unveiled at the 2013 Frankfurt Motor Show and the market launch is expected by mid 2014.