@rhythmdevils has covered these already from a subjective point of view, quite comprehensively, comparing to other TOTL IEMS from CFA, even applying EQ to the U18t to match frequency response to properly assess "technicalities": https://www.superbestaudiofriends.o...ding-andromeda-ara-og-solaris-and-more.10349/
I've skimmed over @rhythmdevils posts, but did not read them in...
64 Audio U18t Measurement and Analysis
I've skimmed over @rhythmdevils posts, but did not read them in...
64 Audio U18t Measurement and Analysis