Overdue for a refresh — no successor announced yet. Prices should be at their lowest
📅 Add launch to calendarWell past its release cycle with no successor announced — prices at historic lows
The Xiaomi Smart Band 9, released July 2024, is the world's best-selling fitness tracker — combining a vivid 1.62" AMOLED always-on display, 14-day battery, SpO2, stress monitoring, and 150+ sport modes at under $40. For anyone who wants health tracking without a smartwatch price tag or bulk, the Smart Band 9 is the undisputed value pick.
Most fitness trackers at this price use basic LCD displays. The Smart Band 9 brings a vivid AMOLED always-on screen — rare at this price point.
Continuous heart rate, SpO2, stress, and sleep tracking — all running for 2 weeks before charging. Most smartwatches last 1–2 days.
Full functionality on both platforms via the Mi Fitness app, including notifications, sleep analysis, and health trends.
Anyone who wants basic health tracking — steps, sleep, heart rate, SpO2 — without spending more than $40 or carrying a bulky watch. Works with both iPhone and Android. A popular choice for kids, older adults, and budget-conscious fitness beginners.
At under $40 it is one of the best-value health trackers available. The Smart Band 10 launched in mid-2025, so the Band 9 is likely available at a further discount — an even better buy at that price.
Yes, fully — via the Mi Fitness app on iOS and Android. Notifications, health tracking, and sleep data all sync correctly with iPhone.
No built-in GPS. It uses your phone's GPS when connected for route tracking during outdoor workouts. For standalone GPS tracking, consider a GPS-equipped watch like the Garmin Forerunner 165.
Yes — it monitors sleep stages (light, deep, REM), sleep duration, breathing rate, and SpO2 overnight. Results sync to the Xiaomi Health app with weekly trend summaries.
Yes — it displays call, text, and app notifications from your phone. You can read short message previews on the AMOLED display, but you cannot reply from the band itself.