Interesting reading!!
http://news.discovery.com/tech/only-one-hybrid-pays-back.html
A Big Benz ?!?!?
It's one you may not even have put on your short list: the
2010 Mercedes-Benz S 400 Hybrid, a mild-hybrid version of the large, pricey, prestigious full-size
http://www.allcarselectric.com/category/luxury,new luxury sedan. It cost about $5,000 less over five years than its counterpart with a gasoline engine. (That payback will likely be smaller in the U.S., where gas is cheaper and model pricing may differ as well.)