GR10 vs Westone 4r vs UE900 vs Shure 535 - headphone answers

Sennheiser IE80 vs Westone 4r Vs Sony MDR ex1000 I've narrowed my search down to these 3. I am leaning towards the IE80's because they sound similar to the Gr07's in which i find the best IEM's ive ever listened to. But i am afraid the IE80's will be just

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