¿Who is stronger, Vegito or Iron Man?

Vegito is a prominent fusion character in the "Dragon Ball" series, resulting from the Potara earring fusion of Goku and Vegeta. This fusion combines their strengths, resulting in a warrior of exceptional power and skill. Vegito first appears during the "Majin Buu Saga" in "Dragon Ball Z," confronting Super Buu to rescue absorbed allies. In "Dragon Ball Super," Vegito reemerges as Vegito Blue, utilizing the Super Saiyan Blue transformation to battle the fused antagonist, Zamasu. His abilities include the Final Kamehameha, a fusion of Goku's Kamehameha and Vegeta's Final Flash, and the Spirit Sword, an energy blade technique. Vegito's fusion, achieved through the Potara earrings, was initially believed to be permanent; however, it is later revealed to last one hour for non-deity beings. Throughout the series, Vegito exemplifies the combined might and strategic prowess of Goku and Vegeta, making him a formidable force against powerful adversaries.

Iron Man, also known as Tony Stark, is a powerful superhero from the Marvel Universe, first appearing in the Marvel Comics series "Tales of Suspense" in 1963. He is a brilliant inventor and businessman, and is one of the most respected and admired heroes in the Marvel Universe. Iron Man's story begins with Tony Stark, the son of Howard Stark, a brilliant inventor and scientist. After his father's death, Tony inherits his father's company, Stark Industries, and becomes one of the most successful and influential businessmen in the world. However, Tony's life takes a turn when he is captured by terrorists and forced to build a weapon for them. To escape, he builds a suit of armor powered by an arc reactor, and uses it to defeat his captors and escape. As Iron Man, Tony has access to a wide range of advanced technology and weaponry, including his signature suit of armor. The armor is powered by an arc reactor, and is equipped with a variety of powerful weapons, such as repulsor blasts and missiles. In addition to his physical powers, Iron Man is also a brilliant inventor and strategist, and has used his intelligence and resourcefulness to defeat many of the Marvel Universe's greatest villains, including the Mandarin, Whiplash, and the Ghost. Throughout his long and storied career, Iron Man has become one of the most respected and admired heroes in the Marvel Universe, and is a member of the Avengers and the Defense Advanced Research Projects Agency (DARPA).