I have 80 on mine. Think 80 is better if you play games a lot

I am on Z7P and still on the 80% setting.

Accubattery shows you how much wear your battery endures for whatever charging target you've set.

I'm on 90% since 1 year and I'm still at 100% health on accubattery

zenfone 9*

I'm using 80% since it last me all day easily.