- Best cars for fuel economy
- Best in class: Fuel efficient vehicles
- 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
- Guide to today's hybrids
- Future hybrid vehicles
- Saving fuel
- Manuals vs. automatics
- New mpg comparisons
- Low-rolling-resistance tires
- Premium gas vs. regular
- Gas saving devices
- Tire pressure at the pump
- Alternative fuels
- Homegrown fuels
- 2008 Flexible-fuel vehicles
- 2000-2007 Flexible-fuel vehicles
- Hydrogen fuel-cell cars
- 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.Most fuel-efficient SUVs
Check out which SUVs offer the best fuel economy.Cash for clunkers
Trade in your clunker for a fuel efficient vehicle, plus get a cash voucher. Learn how.How to get the most mpg now
Find out how to save money on gas with your current car.Best and worst in fuel economy
Our lists show the vehicles within each category that achieved the best or worst gas mileage.Car Ratings Research test scores, reliability, safety, fuel economy & more 
Car Type
Videos
Get the most mileage and save money on gas. 
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Community
CR Experts' Car Blog 
See our blog entries on fuel economy and alternative fuels.
Forums 
Ethanol & flexible-fuel vehicles
