The U.S. government provides a list of fuel efficient passenger cars. Here are tops in each category. Each model’s number of cylinders, engine size, transmission type and mpg (city, highway) are also listed.

  1. Most Efficient Two Seater - Honda Insight 3 cyl, 1 L, Manual(5) 60 66
  2. Most Efficient Minicompact - MINI Cooper 4 cyl, 1.6 L, Manual(5), Premium 28 36
  3. Most Efficient Subcompact - VW New Beetle (Diesel) 4 cyl, 1.9 L, Manual(5) 37 44
  4. Most Efficient Compact - Honda Civic Hybrid 4 cyl, 1.3 L, Automatic 49 51
  5. Most Efficient Midsize - Toyota Prius (Hybrid) 4 cyl, 1.5 L, Automatic 60 51
  6. Most Efficient Large Car Hyundai Sonata 4 cyl, 2.4 L, Manual. 24 34
  7. Most Efficient Small Station Wagon PontiacVibe (tie Toyota Matrix) 4 cyl, 1.8 L, Manual(5) 30 36
  8. Most Efficient Midsize Station Wagon Ford Focus Station Wagon 4 cyl, 2 L, Manual(5), Regular 26 34