Hybrid Cars Green

Even four years after the second generation was introduced, the Prius still offers a best-of-class mix of fuel efficiency and low emissions. We expected that it would have more competitors by now, but it hasn't happened yet, which makes this car a perennial favorite.
How much: Starting at $22,000

Nice touch: This best-selling hybrid car has sold more than 1 million units worldwide and was named Green Car of the Year for 2008 by Consumer Reports. According to the U.S. EPA, combined fuel economy for city and highway is 46 miles per gallon.