Practically every fast-food chain has a signature burger … and some are better than others. I decided to compare the most famous burgers from the two biggest burger chains in the US: McDonald's ...

But how do they stack up? I tried the McDonald's Big Mac, Wendy's Dave's Single, and the Burger King Whopper to determine which classic fast-food burger is best based on taste and value.

It's easy to look at the timeline and assume the Big Mac was cooked up in response to the wildly successful Whopper. According to former McDonald's CEO and driving force Ray Kroc, this is the reality.

One could argue that fast-food chains are defined by their signature burgers. I compared the Big Mac and the Whopper with cheese to find out which burger came out on top. Burger King's Whopper ...