User blog comment:SethHeartphilia/Whos stronger Erza or Mirajane/@comment-26461051-20150604001423/@comment-26537859-20150630082137

I also actually think that Mira and Erza is equal. When they were young, (before the Lisanna's 'death') Mira and Erza always fought each other, but never decided the winner. (My personal opinion)