Sensors: Heart rate sensor, acceleration sensor, gyroscope, geomagnetic sensor, air pressure sensor, ambient light sensor
Dimensions:46.5×47.3mm×11mm (not including the strap and local protrusions)
Satellite positioning systems:GPS, GLONASS, Galileo, BDS
Frame:Glass fiber-reinforced polyamide
Battery capacity:470mAh
Display:1.43-inch AMOLED screen
Water resistance rating:5ATM
Resolution:466×466
Working temperature:-10°C to 45°C
Strap:TPU
Supported systems: Android 6.0 or iOS 10.0 and above
Adjustable length:160-220mm
Wireless Connect: WiFi IEEE 802.11b/g/n 2.4GHz ; Bluetooth 5.2
System language:English, German, Italian, French, Spanish, Japanese, Korean, Dutch, Portuguese, Turkish, Polish, Ukrainian, Romanian, Czech, Greek, Russian, Thai, Vietnamese, Brazilian Portuguese, Indonesian, Traditional Chinese, Swedish, Finnish, Norwegian, Danish
What's in the box?
Mi Watch ×1
Magnetic charging dock ×1
User manual ×1

Xiaomi Watch S1 Active

 Bringing together all the best features
Everything you like in one device

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.

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.

Three color choices for the watch case for you to mix and match according to your mood or outfit of the day.

Take your style to the next level with three more awesome color options for the interchangeable straps.

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.

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.

The convenient magnetic charging cable gets you a full charge in just 2.5 hours.

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.

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.

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.

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.

Simply tap the Xiaomi Watch S1 Active onto the Mastercard® payment device to make cashless, contactless payments.

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.