Klipsch Chorus 11: 110 DB (loudest), 105 (average)
M&K MX-90 (with Old Driver): 105 loudest, 103 average
Klipsch/Kef/M&K Surround Setup: 110 (average) 115 (loudest)
I will give you my SPL readings when I get to my house and tell ya what I get.
Klipsch Speakers, are ear bleeding. Nuff said. I was taking the readings with pillows between my ears. I couldn't handle it.