I think the bigger screen of a 6 and the promise of Apple Pay provides enough additional value over the 5. I don't find the 5s as compelling an upgrade, and wo

I think the bigger screen of a 6 and the promise of Apple Pay provides enough additional value over the 5. I don't find the 5s as compelling an upgrade, and would rather spend $90 on a battery instead of hundreds on a 5S (the battery is really only complaint I have about my 5).