User blog comment:Yapby/New Omni Evolution June 2016 - Alice and Elza/@comment-27691408-20160616073213

So elza only has 120% spark buff however Izuna, Vern,  ensa, and Dise have 130%

I don't think it will make to much of a difference in damage besides with Dise and her 1 hit sbb, since elza sparks very well in comparison to Ensa, and the others.