> Some people say there are huge differences in DACs but so far I haven't been able to notice that.. When something costs thousands it has to sound subjectively different I guess.

Yup. Same for me. I own an old 16-bit Sony TDA-based DAC and it rolls off highest frequency content a bit but other than that.. even an age old DAC sounds just about identical.

> my Xduoo TA-26 does a slighlty better job

I would hope so :)