Most fuel efficient vehicles for 2011

1. Toyota Prius
Powertrain: 1.8-liter 4-cylinder hybrid
Gearbox: Continuously variable automatic transmission
Fuel economy: 51 mpg city, 48 mpg highway

Most fuel efficient vehicles for 2011

2. Ford Fusion Hybrid
Powertrain:2.5-liter 4-cylinder hybrid
Gearbox: Continuously variable automatic transmission
Fuel economy: 41 mpg city, 36 mpg highway
Mercury Milan/Lincoln MKZ hybrids share stats

Most fuel efficient vehicles for 2011

3. Honda Civic Hybrid
Powertrain: 1.3-liter 4-cylinder engine, hybrid
Gearbox: Continuously variable automatic transmission
Fuel economy: 40 mpg city, 43 mpg highway

Most fuel efficient vehicles for 2011

4. Honda Insight
Powertrain: 1.3-liter 4-cylinder engine, hybrid
Gearbox: Continuously variable automatic transmission
Fuel economy: 40 mpg city, 43 mpg highway

Most fuel efficient vehicles for 2011

5. Chevrolet Volt
Powertrain:1.4-liter 4-cylinder, plug-in hybrid
Gearbox: Continuously variable automatic transmission
Fuel economy: 35 mpg city, 40 mpg highway
Electric only: 95 mpg/90 mpg

Most fuel efficient vehicles for 2011

6. Honda CR-Z
Powertrain:1.5-liter 4-cylinder engine, hybrid
Gearbox: Automatic transmission
Fuel economy: 35 mpg city, 39 mpg highway

Most fuel efficient vehicles for 2011

7. Lexus HS 250h
Powertrain:2.4-liter four-cylinder, hybrid
Gearbox: Continuously variable automatic transmission
Fuel economy: 35 mpg city, 34 mpg highway

Most fuel efficient vehicles for 2011

8. Ford Escape Hybrid
Powertrain:2.5-liter 4-cylinder hybrid
Gearbox: Continuously variable automatic transmission
Fuel economy: 34 mpg city, 31 mpg highway
Mercury Mariner, Mazda Tribute hybrids share stats

Most fuel efficient vehicles for 2011

9. smart fortwo cabriolet
Powertrain:1-liter, 3-cylinder engine
Gearbox: Automatic transmission
Fuel economy: 33 mpg city, 41 mpg highway
smart coupe shares stats.

Most fuel efficient vehicles for 2011

10. Nissan Altima Hybrid
Powertrain:2.5-liter 4-cylinder engine, hybrid
Gearbox: Continuously variable automatic transmission
Fuel economy: 33 mpg city, 33 mpg highway