OnePlus has controversially shied away from IP certification for the OnePlus 7 range, due in part to the costs involved. But do the company’s claims wash, and where do you stand with phones that do have an IP rating?

Unlike many high-end smartphones on the market, OnePlus phones have never had official IP ratings for water resistance. But as the price of OnePlus devices has crept up − going from “flagship killers” to bona fide flagships − this has started to look like a bigger shortcoming.
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