Lenny also tests the iPhone 6s and iPhone 6s Plus. Both devices didn't survive ten minutes of surfing. The iPhone 7 handled thirty minutes of surfing just fine; however, the iPhone 7 Plus didn't fair as well. It had some serious audio problems at the test's completion.
Both the iPhone 7 and iPhone 7 Plus are rating at IP67 which means they should withstand being under up to one meter of water for thirty minutes.
Take a look at the video below. You may also want to check out this deep water test.
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