Whenever I introduce a new speaker or sub into the mix, you always want to recalibrate everything to the same SPL. Even my old EP500 and EP600 were different, and they were the old design.

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85