Compared to the Galaxy Z Fold 3, this year’s foldable headliner almost looks like an incremental upgrade rather than a revolutionary one, at least if you don’t consider the “optional” S Pen. The small improvements, however, add up to make the Galaxy Z Fold 3 one of the most durable phones in the market, despite its seemingly fragile design and display. One of the biggest upgrades is the IPX8 rating that sounds almost impossible for such a device. Fortunately, JerryRigEverything and iFixit have taken apart the $1,800 phone to reveal Samsung’s hydrophobic secrets.
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