@fredblue OK I hope this is info that will help you Adam.
2003 5.1 SACD vs 2022 5.1 SACD
2003 Track 1 5:33 DR14-------2022 Track 1 5:32 DR14
Track 2 3:47 DR14------- Track 2 4:24 DR14
Track 3 4:55 DR15------- Track 3 4:53 DR15
Track 4 3:23 DR13------- Track 4 3:17 DR14
Track 5 3:07 DR15------- Track 5 3:04 DR14
Track 6 3:51 DR13------- Track 6 4:51 DR14
Track 7 4:27 DR13------- Track 7 4:32 DR13
Track 8 3:57 DR14------- Track 8 4:08 DR15
Track 9 4:13 DR16------- Track 9 4:11 DR16
Trac 10 4:57 DR15------- Trac 10 4:55 DR15
I have no speculation or experience as to why the slight differences.
I can say I really like the new version, seems softer for lack of a better word.