There is no denying that electric cars are the vehicles of the future, but I think the ones we have today are a tad bit underwhelming, even the sports electric cars. MotorTrend recently pitted the Tesla Roadster Sport against its soon-to-be ancestor, the Porsche Boxster Spyder. We placed our bets on the Porsche to come up on top. Were we wrong? Find out after the jump…