Originally Posted by CaptNKILL
Again, the Z-5500 are more powerful than the G500. Anything the G500 can do, the Z-5500 can do.
But since you were happy with the G500 and the Z5500 are ridiculously expensive, I'd say return them and put the money toward something you'll get more out of.
BTW, welcome back SOAD.
Apart from good rendering of all sound levels (high, mid, low)...