Two kinds of people in the world…

Iphone
The folks that want (need!) an iPhone, and those that couldn’t care less. And of course it’s not just Apple and it’s not just phones. It’s every single industry in the world.

You’re not likely to convert one group into the other. What you can do is decide which group you’d like to market to. You can’t do both at the same time, not particularly well, anyway.