I ranked the signature burgers from McDonald's, Wendy's, and Burger King. My favorite surprised me.

I tried the signature burgers from three fast-food chains: McDonald's, Wendy's, and Burger King. Erin McDowell/Business Insider I tried the signature burgers from three fast-food chains: McDonald's, Wendy's, and Burger King. I thought McDonald's Big Mac was underwhelming and needed more sauce. I liked the smoky flavor of Burger King's Whopper and the chain's recent upgrades . As a food reporter, I've tried and tested many burgers over the years. But for my latest taste test, I decided to go back to basics. While I've compared the biggest burgers at fast-food chains and practically every fast-food double cheeseburger , I wanted to see if the signature burgers from three of America's most beloved chains really are classics. I tried the McDonald's Big Mac, the Wendy's Dave's Single, and the Burger King Whopper to determine which is best in terms of taste and value.