A new non-profit study, "Automobiles on Steroids: Product Attribute Trade-Offs and Technological Progress in the Automobile Sector," criticizes all automakers over lower fuel economy due to higher power and vehicular weight gains since 1980. It's a complete load of crap.
Like all brands, Mazda gets porkier every year, its vehicles adding 80 lbs with each successive redesign. Now Mazda says it plans to hit the gym, reducing vehicle weight by at least 220 lbs beginning in 2011. How, Ultra Slim-Fast?