Based on some reviews, I've heard the 350 does as well or better. I love my twin 350's....

Alan from Axiom attended a blind A/B listening test where the 350 had performed close the the EP500 DSP sub in many respects, and out performed the "3 letter" manufacturers. \:\)

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