Summary
The video reviews the Mi Band 9's performance in heart rate tracking during various activities like walking, running (indoors and outdoors), and biking. Results show accurate tracking during indoor running but with slight variations during outdoor running and a bike ride. Sleep stage tracking showed discrepancies compared to a reference device, suggesting some room for accuracy improvement in this aspect.
Introduction and Setup
The speaker introduces the topic of the Mi band 9 review, mentions the location of the workshop, and discusses the setup for the tests.
Walking Outside - Heart Rate Tracking
Evaluation of Mi band 9's performance for heart rate tracking during walking exercises outside. Comparison with a reference device, showing mixed results with some walks being accurate and others showing deviations.
Running Inside - Heart Rate Tracking
Assessment of Mi band 9's heart rate tracking during indoor running exercises. Results show good performance with high correlation scores, indicating accurate tracking.
Running Outside - Heart Rate Tracking
Review of Mi band 9's heart rate tracking during outdoor running. Results are comparable to indoor running, with slight variations and some inaccuracies noted.
Bike Ride - Heart Rate Tracking
Evaluation of Mi band 9's heart rate tracking during a bike ride. Results show some inconsistencies and deviations, indicating potential issues with accuracy during this activity.
Sleep Stage Tracking
Analysis of Mi band 9's performance in tracking sleep stages. Comparison with a reference device reveals discrepancies in detecting sleep stages, indicating room for improvement in accuracy.
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