BMW i8 is based on EfficentDynamics concept car, equipped with a plug-in hybrid system. It uses a three-cylinder gasoline engine and two electric motors. i8 concept hundred mph time of less than 5 seconds, top speed 250 km / h (electronically speed). Hundred kilometers less than 3 liters. Plug-in hybrid system output power up to 260 kilowatts, in pure electric mode can travel 35 kilometers to meet the needs of the vast majority of daily driving. When some passion or drive long distance travel needs, then high-performance three-cylinder gasoline engine that is in the working.