Super Before Bat

The two superheroes that are synonymous with DC happen to be Superman and Batman. Who is better? Who do the fans love more? Better yet, who came first? The answer to that is Superman. But that just leaves the other questions forever unanswered.
“In the spring of 1939 Superman #1 hit the stands, the first comic book ever devoted to a single character,” wrote History. “Soon after, DC’s other ubiquitous superhero, Batman, made his debut in Detective Comics #27. Their earliest joint appearance came during a 1945 episode of “The Adventures of Superman,” a radio serial.”