How much better really is the BL then the Q??? I think ppl said it has slighly less sq then the Q but its got a little more spl..? Now how many more db's aprroximately am i looking at picking up?? I have a 12" Q now and im running 1200wrms to it...if i got the Bl i would be running around 1600-2000wrms..? So tell me how much louder do u guys think it will be?