We recently reported on a comparison test where Autocar pitted three diesels against a gasoline-powered Alfa and the Honda CR-Z hybrid. The results showed that the diesels were the mileage champs in that test with the CR-Z placing fourth and the gas-fed Alfa in last place. Well, comments poured suggesting that the Toyota Prius would have trounced the competition, which is likely true. It was also noted that the whole test was unfair in many ways, which may be right. Fairness aside, there's sever
The EPA is aware that range-extended electric vehicles can game the current fuel economy test to deliver mileage estimates way up in the stratosphere. It makes for impressive advertising, like General Motors' touting of the Chevrolet Volt's estimated 230 mpg, but the EPA wants to give a more realistic reflection of the fuel efficiency of these types of cars, and it's not alone.
BusinessCar, a website dedicated to helping businesses get the most for their money when they buy or lease vehicles, has hashed out the pros and cons of ten green automotive technologies. After all the calculations, they've decided that hybrids are the current best choice. The editors say they "judged on emissions (that's all of them, and not just tailpipe CO2), fuel economy, tax benefits, availability and long-term viability – and then crowned a winner."