We know you're holding out for a Landspeeder, but until we can boldly go there, you're going to have to settle for the sleek, classy, and ecofriendly 2012 Fisker Karma ($100,000). Combining self-indulgent luxury with a low-impact environmental footprint, the 2012 Fisker Karma is a plug-in electric hybrid vehicle with the body of a cheetah in motion, a solar roof, low-energy lights, and high-performance handling.