Fast food burger chains with the best beef burgers in the U.S. as of June 2015

This statistic shows the fast food burger chains with the best beef burgers according to consumers in the United States as of June 2015. During the survey, 17 percent of respondents said Five Guys and In-N-Out had the best beef burgers. In 2015, Five Guy's ranked as sixth largest fast-casual restaurant chain in the United States in terms of sales.