Do you want to compare Sun Boy with Supergirl? Discover the powers, weakness & weapons of Sun Boy and Supergirl from Sun Boy Biography and Supergirl Biography. Find out all about Sun Boy and Supergirl.# Check out how is Sun Boy unique and distinct from Supergirl. Discover their love interest, sidekicks, family tree and the movies and games list in which Sun Boy and Supergirl have appeared. Find out everything about them here!