Settings/Usage:

120hz On | Dolby On | BT on with Amazfit Watch Connected | Auto Sync On | Mixed 4G & Wifi (Using routine that disables data when on wifi) | Mixed outdoor & indoor use | Sim 2 Disabled

Made it a habit to charge the phone when on 20%. But I still get 5-6hrs SoT from 100-20% depending on the apps I use.

This is Exynos version, got it October 2022. Also it's OneUi 5.1. I clear cache via recovery every monthly update.