http://www.KarlFlammerFord.com - A comparative example, we tested a new Hyundai Elantra's gas mileage against that of the new 2012 Ford Focus EcoBoost. Using an engineered approach to provide the most accurate measurement, watch as we discover the true fuel economy MPG rating of the new Hyundai Elantra! Compared against the 2012 Ford Focus EcoBoost (part 1 of 2), the results may surprise you!