AKG D190 vs Sennheiser MD421 vs Fostex M80RP comparison

According to both female and male listener:


1st
Fostex 600Ω clearly wins. Score 20 out of 10.
No Pleiades filter used for male singing voice at 14in
Pleiades (130Ω,40mH) filter for female singing at 6-8in


2nd
Sennheiser MD421, score 9/10
vintage script logo MD421 HN even better


3rd, score 7 or 8 /10
AKG D190C


signal path:


male or female singer - mic - [Pleiades GLC (gentle slope low cut) wavefilter  if needed] - Sony TC-D5 Pro at mono mode, used as mic preamp, headphone driver - Sennhiser HD 580 - female or male listener