I still use a 4S because 4" really is the best size for my small hands. I had a 5 for a while but downgraded because I was constantly almost dropping the phone

I still use a 4S because 4" really is the best size for my small hands. I had a 5 for a while but downgraded because I was constantly almost dropping the phone while "shimmying" to reach the upper-left corner (where the back button is typically located).