What should i get a Iguana or Bearded Dragon?

I have been looking at the pet store and now i just need some advice i am looking to either getting a iguana or bearded dragon. Does anyone know if these animals stink bad? and which one would be a cooler animal and more friendly and be sociable with me. just looking for a cool friendly pet and these are my two options i want. i already have big tank set up and basking lights and all just need a animal now thanks