I'd like to minimize my everyday-carry, play it all in one. Now I am into HiFi cellphones like MeizuPro5, LG V20, VivoXplay6. Not considering on phone functions, simply focusing on sound quality, which is the best？？？

I got myself a pair of Soundmagic E80Cs (essentially to trigger the 'high impedance mode' on my phone) and honestly they sound amazing. Or they did, for a while. I played If There Is Something - Roxy Music and almost a little before the saxophone (?) absolutely peaks, the highs on my left earbud...