So I just got the mi band 4 yesterday. And tried sleep analysis . I have those 3 apps (mi fit,notify,sleep as Android) and they all put out different data . So
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![Amazon.com: Xiaomi Mi Smart Band 6 - 1.56'' AMOLED Touch Screen, SPO2, Sleep Breathing Tracking, 5ATM Water Resistant, 14 Days Battery Life, 30 Sports Mode, Fitness, Steps, Sleep, Heart Rate Monitor [Official UK] : Electronics](https://m.media-amazon.com/images/I/61Tc7hKz-lS.jpg "Amazon.com: Xiaomi Mi Smart Band 6 - 1.56'' AMOLED Touch Screen, SPO2, Sleep Breathing Tracking, 5ATM Water Resistant, 14 Days Battery Life, 30 Sports Mode, Fitness, Steps, Sleep, Heart Rate Monitor [Official UK] : Electronics")
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