Former user SolidRock posted this spectrum analyzer graph of the differences between the compressed (WMA) and audiophile (WAV) versions. It tends to show that the higher frequencies are attenuated in the compressed version:

https://www.pgmusic.com/forums/ubbthreads.php?ubb=showflat&Number=273418#Post273418


BIAB & RB2026 Win.(Audiophile), Windows 10 Pro & Windows 11, Cakewalk Bandlab, Izotope Prod.Bundle, Roland RD-1000, Synthogy Ivory, Session Keys Grand S & Electric R, Kontakt, Focusrite 18i20, KetronSD2, NS40M, Pioneer Active Monitors.