GOS => security, usability
LOS => most security, most usability, breadth of support
Actually LineageOS has less usability due to AOSP bugs, no GMS, unlocked boot loader, etc. The weak security is cost of wide support.
GrapheneOS is significantly more private, secure, and usable than LineageOS.
Actually LineageOS has less usability due to AOSP bugs, no GMS, unlocked boot loader, etc. The weak security is cost of wide support.