BMW’s sub-brand BMW i has unveiled its third concept, the i8 Spyder Concept. The BMW i8 Spyder is a plug-in hybrid powered by an eDrive drivetrain combining a high-performance electric motor and petrol engine. The electric motor pushes 131 hp on the front axle works with a turbocharged three-cylinder petrol engine sending 223 hp through the rear wheels for a total of 354 hp.