Dual-band multi-system GPS
The 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.
Access your favourite sports mode
You 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
No more battery anxiety
Say 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.
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.
200+ watch faces Style it up
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.
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.
Free your hands with Bluetooth® phone call
Thanks 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.
All-day blood oxygen monitoring
Get an SpO₂ measurement for a peace of mind. Xiaomi Watch S1 Active Newly upgraded to support all-day continuous SpO₂ monitoring. Lightweight and comfortable Measurement interval can be set up according to your need.
Alexa voice assistant
Lightweight and comfortable Check the weather, Xiaomi Watch S1 Active set an alarm, remotely control your home smart appliances, and more. All by just asking Alexa.