(a) "value-for-money was always better on Android
(b) but that doesn't matter if the XP is still better on iOS (e.g. smooth scrolling)
droid-life.com/2018/09/14/if-…
Otherwise they would offer a "medium-cost" iPhone as well, and not only cater the luxury niche (where margins are high).
(If Apple decides to sell some for a decent price.)