4 Cars Meeting New Fuel Efficiency Standards - TheStreet Sigh... this article is misreporting by not understanding the difference between unadjusted EPA dyno numbers used for CAFE purposes (what the "54.5 mpg" is referring to) vs. Monroney sticker combined numbers. It incorrectly claims the Prius falls short of "54.5 mpg" and fails to include the other vehicles that also surpass it. More articles on the doublespeak: http://www.autoobserver.com/2011/07/cafe-players-settle-on-545-mpg-for-2025.html When CAFE Meets EPA: A Tale of Two Fuel Economy Standards - AutoObserver Fuel Economy: Doublespeak at its Best - AutoObserver CAFE vs. EPA: Obama's MPG targets are closer than you think - NASIOC Download Fuel Economy Data Related reference as pointed out by one of the commenters: Fuel Economy - On-road Vehicles and Engines | Cars and Light Trucks | US - EPA.