MOST FUEL-EFFICIENT: SEDANS UNDER $20,000

Toyota Yaris S
Sticker Price: $15,545
Dealer cost: $14,655
New Car Blue Book Value: $15,545
Five-year service cost: $2,960
One-year insurance cost: $1,257
Resale value after 3 years: 67% -- 5 years: 56%
City: 29 mpg -- Highway: 35 mpg

This nimble subcompact boasts high resale values and low ownership costs. With its four-cylinder, 106-horespower engine, the Yaris gets the best fuel economy in a class filled with fuel misers. Safety gets a boost in the 2009 model, too: Antilock brakes, side airbags and side-curtain airbags are now standard.

2009 Cars: Best in Class
2009 Cars: Best New Models
2009 Cars: Best Resale Value
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How We Ranked the Cars