Porsche's Electric Plan Takes Shape: 918 Spyder a Reality

This proves the carmaker isn’t just paying lip service to electric vehicles, and Porsches already have pretty good fuel economy numbers compared with other performance makes. In the meantime, the automaker is preparing to launch its 2011 Cayenne S Hybrid, which will have a 23% improvement in fuel efficiency compared with the outgoing 2010 Cayenne S and can cruise at high speeds on electric power alone.