¿Who is stronger, Whis or Muten Roshi?

Whis is a prominent character in the "Dragon Ball" series, serving as the angelic attendant and martial arts master to Beerus, the God of Destruction for Universe 7. First introduced in the film "Dragon Ball Z: Battle of Gods," Whis is depicted with a serene demeanor, light blue skin, and distinctive white hair. As an angel, he possesses extraordinary abilities, including Ultra Instinct—a state of heightened reflexes and movement. Whis is responsible for training both Beerus and Goku, aiding them in mastering advanced combat techniques. Despite his calm and composed nature, he exhibits a fondness for Earth's cuisine, often indulging in various delicacies during his visits. His character adds depth to the series by exploring themes of divinity, mentorship, and the balance of power within the universe.

Muten Roshi, also known as the Turtle Hermit or Master Roshi, is a pivotal character in the "Dragon Ball" series. Born in the year 430, he is renowned as the master of the Turtle School and one of Earth's most formidable martial artists. Throughout the series, Roshi has trained key figures such as Goku, Krillin, and Yamcha, imparting iconic techniques like the Kamehameha. Despite his elderly appearance and often humorous demeanor, he possesses exceptional strength and skills, demonstrated in various tournaments and battles. Beyond his role as a mentor, Roshi has been an active member of the Z Fighters, participating in Earth's defense against numerous threats. His longevity and wisdom make him a respected and beloved figure within the "Dragon Ball" universe.