Could anyone help me out? I've been considering buying the ATH-SJ33 but I need some more insight on them. I'm planning to use the headphones outside rather than at home, so at school, walking around etc. I listen to all kinds of music, pop, rock, orchestral and so on. I was wondering if these...

I've been reading up on different kinds of portable headphones and those are the two I boiled it all down to. I can't really spare too much for headphones at the moment, so I can't go over $50. I intend to use them outside (at school, going out etc) and I wouldn't want them to be uncomfortable...