Atmos on a phone completely misses the point of Atmos. It’s akin to putting a new paint job on a 1986 Toyota Corolla. It’s wasted resources better spent elsewhere because the speakers have absolutely no way of doing it justice.
https://www.tradecarview.com/used_car_smart/toyota/corolla+levin/22272129/
Don't dismiss all Corollas, some are sought after...