The new sensors on the mi band 8 look really different from the previous versions, hope they are more accurate. : r/miband

Xiaomi Mi Band 7 vs Mi Band 6: Key differences explained - Wareable

What happens when we long press the Mi Band HRX button? - Quora

Mi Band 6 vs Mi Band 8 - kosaLife

Xiaomi Smart Band 8 review - news

Xiaomi Band 8 Review : Fashion Sports Smartband

Xiaomi Mi Smart Band 8 Fitness Tracker & Activity Tracker (AMOLED Display, SpO2 Tracking, Sleep Monitoring, Heart Rate Monitoring, Notifications, Pedometer, 5ATM Waterproof, Mi Fit App) : Sports & Outdoors

Xiaomi Smart Band 8 Revisited: The Best Fitness Tracker Yet

I've been using Mi Band 8 for a week now - AMA : r/miband

My honest opinion of the miband 7 : r/miband