Want to invest in a rare, low-production future collector car? The Tesla Roadster may be just what you're looking for. Tesla Motors stops taking orders for the car in the U.S. in about two months as the carmaker focuses on its Model S electric sedan.Priced around $109,000 dollars, the two seat Tesla Roadster sports car was never intended to be a huge seller. Tesla reported sales of 1,650 Roadsters worldwide by the end of April, 2011. The Roadster can go from zero to sixty miles per hours in under four seconds, according to Tesla, and can travel about 250 miles on a charge.