Asus Zenfone 4 review: the best $100 Android smartphone yet

ASUS, apart from making the low-cost Nexus 7 tablets for Google, has mostly focused on high-end devices. Its PadFone lineup, which boasts of smartphones that turn into tablets at a moment’s notice, and the Transformer series of tablets have all been premium devices carrying a formidable price tag. So when the Taiwanese manufacturer launched the new Zenfone lineup of 4, 5 and 6-inch phones at rock-bottom prices, it took quite a few folks by surprise.

Motorola might have stunned the world with the US$179 Moto G and the US$100 Moto E, but the three Zenfones are even better when it comes to offering mid-range hardware at a price that one would usually associate with low-end devices that are somewhere at the bottom of the pit in terms of the overall experience.

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