There are many fuel efficient cars on the market. In 2012 the most popular cars included the Ford Focus Electric, Scoin IQ EV, Toyota Prius, Honda Fit EV and Ford Fusion.
The most fuel efficient cars on the road are smaller cars with either hybrid (gas/electric) or diesel engines. Examples of such cars are the popular Toyota Prius(44/mpg) or the Volkswagen Jetta(34/mpg) diesel.
The absolute best cars in terms of fuel efficiency are the newest fully electric vehicles. As they don't run on any gasoline at all, there is really no comparison for these.
Check out this website: http://www.consumerreports.org/cro/2012/02/the-most-fuel-efficient-SUVs/index.htm. This lists most of the hybrid cars and gives you a price estimate.
In a basic way, but fuel efficient cars usually refers to gasoline or diesel cars that get great mileage per gallon, energy efficient refers to any vehicle including hydrogen, electric, and hybrid.
http://www.fueleconomy.gov/feg/best/bestworstnf.shtml is the government website for fuel rankings and this is the direct link to the list of the most fuel efficient cars!
The following link will take you to a site that lists the best--and worst-- fuel efficient cars. www.fueleconomy.gov/feg/bestworst.shtml
The Nissan Leaf and the Chevrolet Volt are rated among the best of fuel efficient cars. Additional information is available at the following: www.thedailygreen.com
There are several places you can look online to find a list of the most fuel efficient cars. Check FuelEconomy.gov, they have a pretty extensive list. CNN recently did a story on the eight most fuel efficient cars. Check out their report.
The 2012 Mitsubishi is one of the most fuel efficient SUVs in the market. It has 112 MPG and is very fuel efficient. I recommend the 2012 Mitsubishi for your needs.
Some of the most fuel efficient cars are the smart cars like 2013 Smart ForTwo, Honda Fit EV, and the Scion iQ. These cars are electric so the fuel they use is used to create the electricity they run on.
Almost all the Japanese cars! ;D
Energy efficient cars are cars that gives you the most amount of travel for each unit of fuel that they use. The difference from conventional cars is that they give you more travel per unit of fuel than conventional cars do.