Xiaomi Mi Smart Band 4 unveiled, and it could be a Fitbit Charge killer

Xiaomi's latest budget-friendly activity tracker has been launched, and it boasts a host of all-new features to rival what FitBit has to offer.

Best budget fitness tracker: Fitbit Inspire HR or Mi Band 4? - CNET

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Step up, live more. Full color display and heart rate monitor. Get a wider, more colorful view right on your wrist.

Xiaomi Mi Band 4

Xiaomi Mi Band 4 : Sports & Outdoors

Fitbit Devotees, This $60 Fitness Tracker Just May Lure You Away - CNET

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