If you are intrigued by electronic gadgets and are keen on more than just using them, then you will probably be enthusiastic about radio-controlled hobby. If its designing and assembling of electronic devices that draws you, then you should perhaps choose RC models, whereas if it's the wireless transmission that fascinates you and you want to make communication contacts with people all over the world, then ham would be a better bet for you.
Very often these overlap and almost all ham operators...