Why does the iPhone 6S feel better than the iPhone 4 and the 5S?

Why does the iPhone 6S feel better than the iPhone 4 and the 5S? - 1

It's able to "bend" or shape into your pockets to fit comfortably

Iphone 6S is the newest hardware, which is always improving. I have 5S right now but am upgrading at the end of the month to 6S.

Because it is better than it in every perspective and if you need some advanced security do use LEO Privacy Guard 3.0 to secure, if you need to protect your private data on your device.