Kyocera's sapphire screen is tougher than we expected

Few things in life are more satisfying than taking out pent-up aggression on a poor, helpless phone, and the Kyocera Brigadier gave me that opportunity this week. Armed with a 4.5-inch Sapphire Shield screen, the rugged Verizon-exclusive device claims to be scratchproof and drop-proof because the material is harder than glass. Since an increasing number of manufacturers (including Apple and Huawei) are reportedly planning on using sapphire on future products, I wanted to torture-test the Brigadier with a lot of sharp and abrasive objects to see if it really holds up to its claims.

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