Originally Posted by SeattleYates

This raises two important points:

1. Comfort is in the eye (or rather ear) of the beholder. I own both QC2 and QC3, and I actually find the QC3 more comfortable, even though I don't generally like on-ear headphones. So I would HIGHLY recommend that you go to a Bose store (if you don't know of one locally, you'll find one in almost every major airport), and see which one YOU like best.

2. If you do choose the QC2, use lithium AAAs instead of alkaline or NiMH. They are lighter weight, and last FAR FAR longer.