¿Who is stronger, Jean Grey or Captain America?

Jean Grey is a comic book character created by Marvel Comics and is known to be one of the publisher's most powerful and beloved heroes. She is a mutant who has developed the ability to control and manipulate telepathy and telekinesis. Jean Grey was first introduced in the comic book "X-Men", where it was revealed that she had been one of the founding members of the team of mutants led by Professor X. Although she initially acted as a hero, Jean Grey faced many obstacles and ethical dilemmas throughout her career and had to make difficult decisions to protect humanity.

Captain America is one of Marvel's most iconic heroes. Created by Joe Simon and Jack Kirby in 1941, Captain America made his first appearance in Captain America Comics #1, just before the United States entered World War II. Since then, he has become a symbol of patriotism and justice in the Marvel Universe. Captain America is the alter ego of Steve Rogers, a frail young man who volunteered for a secret experiment that turned him into the ultimate super soldier. As a result, he has superhuman strength, endurance and agility, as well as exceptional leadership skills. With his indestructible shield, Captain America is a formidable fighter on the battlefield. Over the years, Captain America has battled many dangerous villains, including the evil Red Skull and the terrorist organisation Hydra. He has also led the Avengers on several occasions, becoming one of the most important members of the team.