Samsung Galaxy or Iphone?

I am asked constantly by my clients which option i prefer between the Iphone and the Samsung Galaxy models. I myself have owned both of the mentioned models, and both are definitely great phones. However one shines above the other... For me, the samsung is the winner. Don't get me wrong, the iphone is great, but the customizable options on the samsung and the freedom the phone gives you to really own the phone made me switch over. There's no need for a awkward itunes interface, if i want