I follow the same experience with my twin 350s up front and 600 in the back corner. I still would like to update to twin 500s at some point but can't justify it right now... $$$$$

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