They might measure a mere 2.5 meters (eight feet) in length and only be capable of carrying two passengers, but tiny Smart cars are aiming to make it big in the United States, where all the factors, besides the interest, rising gas prices, increasing congestion in urban cities have long been the kings of the road. Retailing at 11,600 dollars, Smart cars are cheap, easy to maneuver, and fuel-efficient, running at around 40-45 miles (65-72 kilometers) to the gallon, make a lot of sense, economically, and at a functional level for many people.