Every coin listed here from $XMR and $ZEC are privacy OGs, $CC privacy narrative is RWA based while $NiGHT offers true onchain privacy with $Dust mechanism and it has zero borders.
It's worthy of note that both $NIGHT by @MidnightNtwrk and $CC by @CantonNetwork had a very impressive launch, both hit a billion dollar valuation post Launch and both had good incentive distribution.