Just got a new phone (OnePlus Nord 3), turned refresh rate HUD in developer settings and I see some parts of the system and some apps display 120 Hz but I have problem noticing any difference, same with my wife’s Redmi Note 12, i have to look very carefully and maaaybe I notice some different, not sure
Are you viewing dynamic or static content? For me, the difference is huge with games, etc but harder to tell with static images.
Guessing not much content goes above 60 fps on mobile, except interface, played with describing long lists up and down, still barely noticed any difference