Lot of iPhone users seem mention longevity as main feature. I personally know both Android and iPhone users, who like to have phone longer than 2 years. Having

Lot of iPhone users seem mention longevity as main feature. I personally know both Android and iPhone users, who like to have phone longer than 2 years. Having user changeable battery doesn't take away your freedom to change phone more often, but now you have phone with aftermarket value.