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3. 2010-2012 Toyota Prius
3. 2010-2012 Toyota Prius
Engine: 4 cyl., 1.8-liter (Hybrid)
Fuel Efficiency: 51 city, 48 hwy

The Prius has gone from being a niche product for "green" geeks to being one of Toyota's most popular models, accounting for half of all hybrid car sales in America.


By Peter Valdes-Dapena @PeterDrives - Last updated December 03 2011: 5:48 PM ET
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These are the hybrid and traditional gas powered cars that use the least fuel for the 2012 model year.

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