Originally Posted by shampoosuicide
It's funny I had the 497 as my first serious pair of headphones, and eventually upgraded to the 595. I wish I had asked the same question then, because the AD900 look like an interesting pair of phones. I haven't heard them though, so I can't compare.
Good luck with your next set of cans, whichever you end up with
Are you using the HD595s now?
How much of an upgrade were they from the 497s?