- Best cars for fuel economy
- Best fuel economy for the buck
- Most fuel-efficient used cars
- Fuel economy vs. performance
- Cargo capacity vs. mpg
- Hybrids
- How hybrids work
- Which hybrids save money?
- Plug-in Prius
- Electric vehicles
- Chevrolet Volt
- Ford Focus
- Mitsubishi iMiev
- Nissan Leaf
- Tesla roadster
- Electric cars get a jump
- Saving fuel
- Manuals vs. automatics
- Low-rolling-resistance tires
- Premium gas vs. regular
- Gas saving devices
- Alternative fuels
- Pros and cons of alternative fuels
- Homegrown fuels
- Hydrogen fuel-cell cars
- Chevrolet Equinox
- BMW Hydrogen 7
- The ultimate green machine
- Honda FCX fuel-cell car
- Fuel cell cars of tomorrow
In The Spotlight
New emissions standards
Learn about the new fuel economy requirements for cars and trucks set to take effect in 2016.Most fuel-efficient cars
See our list of the most fuel efficient cars tested.Most fuel-efficient SUVs
Check out which SUVs offer the best fuel economy.Best and worst in fuel economy
Our lists show the vehicles within each category that achieved the best or worst gas mileage.How to get the most mpg now
Find out how to save money on gas with your current car.Most fuel-efficient used
Find out which used cars under $20,000 offer the best gas mileage.Car Ratings Research test scores, reliability, safety, fuel economy & more 
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Videos
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Community
CR Experts' Car Blog 
See our blog entries on fuel economy and alternative fuels.
Forums 
Ethanol & flexible-fuel vehicles
