I had hoped that Apple would not release the 6s and 6s plus with a base model of 16 GB. I have told everyone who asked me in the last year not to buy the 16 GB model since iOS needs 10-12 GB to run your iPhone which leaves only 4-6 GB for apps, pics, videos, podcasts, etc. I tell them to buy at least the middle model of 64 GB. The 16 GB is a non-starter phone at best and my joke is that the 16 GB is handicapped in that you can not use it to its full potential since you run out of space for the apps you want, and one finds it hard to upgrade new versions of the iOS due to lack of space on your phone. A base model of 32 GB would be the lowest storage space that would make sense.
Don't get me wrong, I love my iPhone 6 plus (128 GB) and ...