Same stats, same costume bonus for original aswell.
Do you use him in your Def? With those stats he would be a nasty companion to fiend summoners or ailment heavy teams.
I use him on my War Defense. Paired with Thoth-Amun so elemental link affects all allies (mana speed). I use Bobo on my raid defense.
Costumed Perseus is really useful. Apart from damage, -100% healing and EDD are amazing.