Following is the list of Top 10 Cars Of The World By Gas Mileage:
| S.No. | Car | Gas Mileage |
| 1 | 2011 Nissan Leaf | 99 mpg equivalent |
| 2 | 2011 Chevy Volt | 93 mpg equivalent |
| 3 | 2011 Toyota Prius | 50 mpg (51 city, 48 highway) |
| 4 | 2011 Lexus CT 200h | 42 mpg (43 city, 40 highway) |
| 5 | 2011 Honda Insight | 41 mpg (40 city, 43 highway) |
| 6 | 2011 Ford Fusion Hybrid | 39 mpg (41 city, 36 Highway) |
| 7 | 2011 Volkswagon Golf TDI | 34 mpg (30 city, 42 highway) |
| 8 | 2011 Hyundai Elantra | 33 mpg (29 city, 40 highway) |
| 9 | 2012 Feat 500 | 33 mpg (30 city, 38 highway) |
| 10 | 2012 Ford Focus | 31 mpg (28 city, 38 highway) |
