Watch S1Stay classy, stay fit
Classiness brought to smart watchWhether it’s an important client meeting or a black-tie party, Xiaomi Watch S1 will make sure you look the part.
1.43" AMOLED display
Sapphire glass Stainless steel caseLeather strapAll-day heart rate and SpO₂ monitoring117 fitness modesWireless chargingDual-band GPSBluetooth® phone call
Excellence and beauty masterfully interpreted
Large display, timeless beautyA large 1.43" AMOLED display, built with advanced display and energy-saving technology, coated by the sapphire crystal, will give you an amazing visual experience, turning the slow passing by of time into an art. Supports always on display*.
60HzHigh refresh rate
Sapphire glassSapphire glass* is extremely hard and wear-resistant, with scratch resistance far exceeding that of ordinary glass. The finely carved sapphire glass glitters from every angle.
Stainless steel caseWith its unique characteristics of corrosion-resistance and scratch-resistance, the 316L austenitic stainless steel was used for the watch case, making Xiaomi Watch S1 the most durable watch of Xiaomi watches.
Handcrafted finishEvery case is individually polished by traditional watch craftsmen, giving it that precise, streamlined finish.
Showcase your taste with a tilt of the wristXiaomi Watch S1 offers two inbox straps: a premium leather strap and a dirt-resistant fluororubber strap. One for you to look the part for those special occasions, the other to give you comfort for your exercises. Both straps are lightweight, soft and skin-friendly.
Fluororubber strapDirt-resistant and easy to clean. Long-lasting and exquisite, non-sticky to your skin when you sweat.
Leather strapFinest selected premium leather, soft and durable. The natural fine grain gives it more elegance.
Built with advanced technologyDual-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.
5 ATM water resistance*Xiaomi Watch S1 has a water resistance rating of 50 meters, so feel free to wear it during open water swimming or in the pool.
Move at will, one-tap accessDedicated SPORT button to access your favorite workout with just one touch. Xiaomi Watch S1 also supports auto-detection of treadmill, outdoor running and walking.*
All-day comprehensive health monitoring
24-hour heart rate monitoringPowerful multi-channel PPG bio-sensors with 24-hour heart rate monitoring. With upgraded hardware and algorithms, the sensor accurately monitors your heart rate even as you do high-intensity exercise, and sends out alerts when your heart rate is too high, giving you peace of mind at all times. It also automatically saves your resting heart rate* curve from the previous 30 days, continuously tracking health changes.
Heart rate alertsHigh heart rate alerts*
Resting heart rate curveContinuously tracks your heart rate
All-day blood oxygen monitoring*Blood oxygen measurement is particularly important nowadays. Timely blood oxygen monitoring can help provide a better picture of your physical condition. The advanced hardware and software make continuous blood oxygen monitoring possible throughout the day*. You can select the measurement interval to stay on top of your health.
Improved sleep monitoring35% Improved accuracy*Supports sleep monitoring of long sleeps and sporadic naps*, records different sleep stages, helping you to know more about what's happening during your sleep to better develop healthier sleep habit.*Accuracy improvement data from internal test, compared with Mi Watch.
More health features
Health indexThe health index has been upgraded to support the setting of durations and standing goals for medium- and high-intensity activities* helping you to achieve a healthier lifestyle.
Breathing exerciseRelieve physical and mental stress quickly by following the displayed rhythms and doing breathing exercises for 1-5 minutes.
Stress detectionStay aware of your stress levels, and record daily and 30-day stress trends to help you take everything in your stride.
Long battery lifeThe Xiaomi Watch S1 is equipped with an extra-large 470 mAh battery which greatly extends usage time, so you don't have to be inconvenienced by frequent charging. With the all-new Xiaomi Watch S1 magnetic wireless charging dock, you can charge quickly no matter where you are.
12 daysTypical usage mode*
24 daysPower Saving Mode*
Free your hands with Bluetooth® phone callsWhen your phone receives a call, you can answer it on your watch with one touch and talk directly into the watch*, thanks to the built-in microphone and speaker.
Voice assistant at your service*The built-in Alexa voice assistant helps you easily look up information and control your smart home devices*, so you can solve things hands free.*Alexa features and functionality will be supported via OTA and require the watch's firmware to be upgraded to the latest version.
See your health at a glanceUsing the Mi Fitness app*, you can easily view your daily health statistics, such as heart rate, fitness and sleep, providing a clear picture of your health. Data synchronisation with Strava* and Apple Health* is also supported*, helping you to become more self-disciplined.
No worries, I’m here for youIn the event of an emergency, press the button at the bottom right of the watch three times in a row to quickly dial your emergency contact and keep you safe*.
Disclaimers:*All images on this page are for demonstration purposes only and may differ from actual product.*This product and its features are not designed to be a medical device, and are not intended to predict, diagnose, prevent, or cure any disease.*Always on display: always on display for time is supported. Enabling this feature will greatly impact battery life; *Sapphire glass: synthetic sapphire glass;*All battery life testing data is derived from 70mai Lab. Battery life during actual use depends on various factors such as setup, operation, and usage environment, and may differ from laboratory results;*Typical usage mode 12-day testing conditions: default factory settings with all-day heart rate monitoring enabled and with the default setting of once every 10 minutes. Received and displayed 100 push notifications per day; set two alarms per day; checked the watch display 200 times per day; received and displayed four incoming call notifications per day; 30 minutes of Bluetooth phone calls each week; connected headphones to play music for 30 minutes each week; performed two 30 minute outdoor sports sessions per week (GPS enabled). *Power saving mode 24-day testing conditions: default factory settings with all-day heart rate monitoring and stress monitoring disabled and 24-hour uninterrupted step counting enabled. Received and displayed 100 push notifications per day, set two alarms per day, and checked the watch display 20 times each day. No outdoor sports. *117 workout modes include 19 professional modes and 98 expanded workout modes. The number of workout modes varies depending on the software version. Please ensure that you have the latest software version;*5 ATM water resistance: Xiaomi Watch S1 has a water resistance rating of 5 ATM (50 meters in depth). The rating is based on standard GB/T 30106-2013 and standard ISO 22810:2010. It can be worn in the swimming pool, while swimming near the shore, or during other shallow-water activities. However, It cannot be used in hot showers, sauna, or diving. Furthermore, avoid the watch being directly impacted by swift currents during water sports. The water-resistant level is not permanent and may decline over time. Please use the fluororubber strap for water sports.*Resting heart rate: the number of heartbeats per minute when one is conscious and at rest. Xiaomi Watch S1 measures the daily resting heart rate by sampling heart rate data multiple times a day and combining it with activity data. The watch then saves the resting heart rate curve for the last 30 days, allowing the wearer to understand changes in their physical condition based on changes in their resting heart rate;*Alerts for high heart rate need to be enabled manually; *The blood oxygen monitoring (SpO₂) feature is not intended for diagnosis, prevention, monitoring, prediction, prognosis of any disease, investigation of physiological processes or any other medical purpose. All data and tracking should be used for well-being and personal reference only. If you feel uncomfortable, please rely on professional medical devices or consult a doctor for assistance. *All-day blood oxygen monitoring mode needs to be manually enabled. Default monitoring is set to once every 30 minutes and can be adjusted to once every 10 minutes. This product is a non-medical device. Measurement data and results are for information purposes only and are not a basis for diagnosis and treatment;*Sleep stage, average heart rate, and blood oxygen data will not display for sporadic naps less than three hours. The duration for sporadic nap detection is 20 minutes to 3 hours;*Alexa is not available in all languages and countries. Alexa features and functionality may vary by location. Amazon, Alexa and all related logos are trademarks of Amazon.com, Inc. or its affiliates.*Xiaomi Watch S1 cannot be directly bound to Strava App.*Features including but not limited to notifications of messages and incoming calls require the Mi Fitness app to run constantly in the background. For more information, please refer to the application's settings;*The emergency contact function requires the device to be kept connected to the phone's Bluetooth®. First enable the function and then set an emergency contact.*The specifications and descriptions on this web page are subject to change. Xiaomi reserves the right to make changes to including, but not limited to functionality, features, specifications, UIs of this product on this web page, at any time, without notice or obligation.