Topic says it all. OPFOR and INDFOR ghillies are inferior because they don't hide water packs off Cehstrig vest, although look nearly identical
Screenshot:
http://cloud-4.steamusercontent.com/ugc/715283701955355496/5B4E8D4C207D939627EC5F27088F4926D839CC1A/
Left - OPFOR Ghillie ("U_O_FullGhillie_lsh")
Right - BLUFOR Ghillie ("U_B_FullGhillie_lsh")
INDFOR Ghillies is not pictured there but behaves identical to OPFOR Ghillie