A lot can change in one year. In May 2008, we had the idea to bring four frugal, fuel-sipping cars together to determine which was the most fuel-efficient and the cheapest to run, and which did better in specific driving conditions. While the EPA's fuel economy estimates are a good guide for determining a car's overall thirst for fuel, we wanted to do our own controlled testing to see how different types of cars performed in the real world.
Indeed, the results of the original Gas Sipper Smackdown were telling, ... Back to article
All Article Comments
1 comments
By chemist5
on 04/19/11
8:43 PM PST
This article indicates that the 2010 Toyota Prius has a CO2 impact of 0.55 pound of CO2 per mile. The weight of the gasoline used is about 0.05 pound per mile. Would you clarify how the additional 0.5 pound of CO2 per mile is calculated?
Recommend (0) (0)
Report It