This has been beat to death by every side.
They are different.
No, They are the same.
No, AKG has quietly revised all the designs without saying anything.
They used to sound different, now they all sound the same, etc, etc.
Personally, I have heard a pair of K702 and Q701s side by side, as far as me and another guy felt, they sounded different, but extremely similar.
Edited by Chris J - 7/24/12 at 3:08pm