Product Specifications
Xiaomi Watch S1 Active
1.43" AMOLED high-resolution display | Exquisite metal bezel |12 days of battery life*, built to last | All-day blood oxygen monitoring | Dual-band GPS 
Broader view, clearer detailsThe bigger, clearer, 1.43" AMOLED display offers a more colorful, smoother viewing experience. The always-on display* allows you to check the time more conveniently.
Important notifications such as incoming calls, reminders, and sports notifications can be displayed with clarity, even in strong light.
Everything you like in one device
Broader view, clearer detailsThe bigger, clearer, 1.43" AMOLED display offers a more colorful, smoother viewing experience.
The always-on display* allows you to check the time more conveniently.
Important notifications such as incoming calls, reminders, and sports notifications can be displayed with clarity, even in strong light.
Exquisite metal bezel
Lightweight and comfortableThe new stylish and lightweight design to truly style up your fitness.
Weighing only 36.3g, Xiaomi Watch S1 Active will assist your workout with no limits.
Colorful and stylish choices
Three color choices for the watch case for you to mix and match according to your mood or outfit of the day.
Want more choices? No problem.
Take your style to the next level with three more awesome color options for the interchangeable straps.
200+ watch faces
Style it up with more customizations
Choose from 200+ watch faces with various themes, including technology, sports, machinery, and cartoons.
Super watch faces and custom watch faces are also available, allowing you to select one that perfectly matches your taste and temperament.
Designed for the sports enthusiasts, like you
117Fitness Modes*:
Enjoy your workout, explore to your heart's contentSupport 19 professional fitness modes such as basketball, tennis, swimming, and HIIT, as well as close to 100 extended fitness modes.Accurately monitor and analyse key data points such as heart rate, average pace, and calories burnt, making your workouts more efficient.
5 ATM water resistance*Swim-friendly
Access your favourite sports mode with just one clickYou can customize your settings to access your favorite sports mode with just one click of the SPORT button.
Furthermore, auto-detection of treadmill, outdoor running and walking are supported*.
Dual-band multi-system GPSThe built-in dual-band GNSS chip supports five major satellite positioning systems:
GPS, BeiDou, GLONASS, Galileo, and QZSS, together with advanced optimization algorithms to achieve faster, more accurate positioning, giving you professional statistics.
No more battery anxietySay good-bye to your low-battery anxiety with this 470mAh large battery and low power consumption AI algorithm!
The convenient magnetic charging cable gets you a full charge in just 2.5 hours.
Free your hands with Bluetooth® phone callThanks to the built-in microphone and speaker, Bluetooth® phone call is now supported on Xiaomi Watch S1 Active.
When you are outdoor running, or in a situation not convenient to take out your phone, answer or reject incoming calls with one tap on your watch.
24-hour heart rate monitoring
The multi-channel PPG bio-sensor performs 24-hour heart rate monitoring.
With upgraded hardware and algorithms,
the sensor accurately monitors your heart rate even as you perform high-intensity sports such as trail-running and cycling,
and notifies you when your heart rate is too high.
It also automatically saves the resting heart rate* curve for the previous 30 days, continuously tracking health improvements made from exercising.
All-day blood oxygen monitoring*
Get an SpO₂ measurement for a peace of mind.
Newly upgraded to support all-day continuous SpO₂ monitoring. Measurement interval can be set up according to your need.
Advanced sleep monitoring
Sleep well to perform well
The sleep monitoring function has also been upgraded with a 35%* increase in accuracy and support monitoring night-time long sleeps and daytime sporadic naps.
Record your sleep patterns through different stages and help to improve your habits for a better sleep.
Don't get stressed, let's breathe together!
Mi Fitness app
Daily health data at your fingertips
Daily health statistics, such as heart rate, fitness, and sleep, are shown in detail to provide a clear picture of your health.
You can also add various health plans to develop habits of self-discipline.
Support syncing data with Strava and Apple Health.
Mastercard® NFC cashless payment*
Simply tap the Xiaomi Watch S1 Active onto the Mastercard® payment device to make cashless, contactless payments.
Alexa voice assistant*
Check the weather, set an alarm, remotely control your home smart appliances, and more. All by just asking Alexa.
Alexa features and functionality will be supported via OTA and require the watch's firmware to be upgraded to the latest version.
