Asus just announced its Zenfone 4 family of devices a couple of months ago, creating a convoluted and confusing portfolio. To kick things off, we have the Zenfone 4 Max on the lower end of the group. For $199, you get budget-level specs, except for the massive 5,000mAh battery. Besides it just being large and providing a lot of life, the Zenfone 4 Max's battery can also charge other devices. Cool, right?

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