Hi, I can only answer for the Shures as I havent heard the others. The Shures are the most open closed-back headphone I've heard. The A900x will sound quite shut in by comparison, and it is mostly this charcteristic that made me slightly prefer the Shures (but maybe you'll find different). The...

Red Hot Chili Peppers - Yes these headphones are excellent for that band: They've been my fave band since John Frusciante joined in 1990 or whenever (though John made me like them more than any other single member, with his creativity and melodic genius that I miss). Anyways, these cans have a...

I agree with the nasality comment on the A900x, but that's the only real chink in their armour, well that and the bass is a little overblown at times, but fun and very tuneful). Noticing that my Sonys had some small holes factory bored in the back of the earpiece to make them very slightly...