User blog comment:Monét/Who is better, Erza or Mirajane?/@comment-175.142.76.247-20121216054334/@comment-3290324-20121216144719

Correction: Erza's powers were often considered more superior than Mira's. That was before Mirajane got her powers back and that was way before the time skip. You have no proof that Mira couldn't beat anyone that Erza fought.