What's the consensus? Do they both essentially sound the same? I keep reading that they both have similar drivers etc and I'm confused.   I'm having to choose between them for my first foray into good quality headphones and I can't decide. Keep in mind that I'll be using this pair for...

I'm not buying an amp right now so the source is gonna be directly from my laptop. I listen mainly to prog rock, Radiohead, Flaming Lips etc. What would be my best bet for a set of cans? HD 448? Or are there some other headphones I should be looking at? Any Black Friday deals coming up for...

An odd choice but honestly for me its about price more then anything else. I've just won an Amazon voucher for 10 pounds and these two seem the best things to spend the voucher on at around 15 quid each. I'd like a noise isolating pair but I wouldn't be willing to sacrifice a lot of sound...