Here's a few reason
The back button
Omg everytime I use an iPhone I go crazy trying to go back and forth.
Picture in Picture
With android 13 and maybe 12 we were introduced to being able to make a mini map to keep using your phone AND gps or make a mini screen for youtube while you browse or play games.
Split screen apps
iOS is finally getting it lol my Samsung Note 4 had it in 2014
Easy APK installs
Multiple brands with slightly different experience,
I've gotten to try HTC, Samsung, Sony, Google,Xiaomi....they're all unique with Sony and Google being my favorite.