Zagg's sapphire-infused screen protector is nothing more than plastic snake oil
The term "sapphire crystal" may sound like something that's incredibly protective, especially when you consider the fact that sapphire is one of the hardest nature-made materials on Earth. But things are not always what they seem, as proven by the latest JerryRigEverything torture test with Zagg's pricey Galaxy S8 curved glass screen protector.
The $50 Zagg Sapphire Defense advertises that it's effective because it's infused with sapphire. And though it does offer traces of factory-made sapphire in the plastic, according to the report, it's not nearly as protective as the real thing. For comparison, JerryRigEverything shows off a Tissot watch and an HTC U Ultra with actual sapphire displays. They hardly scratch, compared to the Zagg Sapphire Defense, which seems just as effective as any other screen protector — or worse, when you consider that it claims to be made of glass.
Take it from us: If you want ample screen protection, any of of these case-friendly screen protectors will do for the Samsung Galaxy S8. Many of the entries even come in packs of multiples, so you can have a backup on the ready the minute you receive your first scratch.
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Florence Ion was formerly an editor and columnist at Android Central. She writes about Android-powered devices of all types and explores their usefulness in her everyday life. You can follow her on Twitter or watch her Tuesday nights on All About Android.