There are some differences between DC and Marvel. First of all, both franchises have different superheroes in a looks and powers sense.
Why So Similar?
Although DC and Marvel have their differences, they still are very similar. Both groups have superheroes in them with special powers that are different for every one of them.
Examples of DC and Marvel
DC has the Justice League, which consists of Batman, Wonder Woman, Cyborg, The Flash, Martian Manhunter, Green Lantern, Green Arrow, and Aquaman. Marvel has The Avengers, which consists of Iron Man, Hulk, Thor, Hawkeye, Black Widow, Captain America, Scarlet Witch, Ant-Man, Black Panther, Falcon, Captain Marvel and Vision.