Wonder Woman is stronger than Supergirl because her strength derives from the Earth itself for she is a child of Gaea. While Wonder Woman isn't as strong as Superman she could still hold her own against Superman.
In the movie Batman vs. Superman? The smart move by Who would win in a fight between Supergirl and Wonder Woman? 5,956 Views.
Supergirl (for some reason) is just as strong as Superman but, she doesn't hold herself back, because she wasn't raised by humans. She didn't learn to be
What in Rao's name is happening? After a battle with Cheetah earlier this month in WONDER WOMAN #46, Diana's world seemed to go crazy