AT&T receives an estimated $248 more per iPhone subscriber over a five-year period than they do for the average smartphone customer. Analyst: “The love of iPhone owners for their mobile phones rubs off on the operator providing phone service, boosting their satisfaction with the carrier” Analyst: The iPhone halo effect is interesting, it’s a new phenomenon, and something that other carriers have to take into account. The carrier receives about $750 million more each year than the same number of customers would generate if they owned another smartphone.”]
Source: https://www.csoonline.com/article/2125628/iphone-halo-effect-shores-up-at-t.html