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Thread Starter 

I currently own the TF10 and got them around 170$. I think they are the best IEM in the world simply because of the price efficiency. However, the UE900 looks really nice because of the appearance and fit. (Soundwise, I heard they`re not to the extent where they just murder the TF10s) Problem is they are priced 400$, and I`m a poor high school student. 

Considering my situation, please tell me guys, if this is actually an upgrade or not and whether it`s worth it to change.


My main concerns are