41mm AMOLED display with a slim, elegant design Upgraded health monitoring with sleep improvement plan Skin temperature tracking for enhanced female cycle prediction 150+ sports modes with sports vlog Built-in security assistance for personal safety Up to 8 days of battery life under light usage Brilliant displayFeaturing a 1.32-inch AMOLED large display for crisp, fluid visuals, with an impressive HBM brightness of up to 1500 nits.The new 41mm diameter is compact, offering enhanced comfort and stylish versatility.Crafted from premium stainless steel with a sleek, minimalist finish for lasting durability and timeless appeal.8-day battery lifeYour long-lasting companion. Up to 8 days of light usage Up to 4 days of normal usage Up to 3 days of heavy usage Versatile styleExpress your style with a choice of over 200 watch faces. Whether elegant or unique, they all create a stunning look on your wrist.Cute animal watch facesEvery time you turn on the screen, your pet will be there, adding a touch of cuteness and playful charm to your daily routine.Enhanced health monitoringFeaturing a high-precision heart rate module enhanced by proprietary algorithm, ensuring accuracy and stability during exercise.Real-time heart rate display in swimming modeThe watch is upgraded to display your heart rate in real time while exercising. The post-workout report now includes a heart rate curve, aerobic/anaerobic training effects, load/recovery time and perceived exertion data.Bluetooth heart rate broadcastingSync your heart rate via Bluetooth to bike computers - let real-time biometrics power your performance.Advanced sleep monitoringThe watch accurately tracks and analyses your sleep. We've also partnered with international sleep experts to provide tailored recommendations that can help you further improve your sleep quality.Skin temperature monitoringEquipped with high-precision contact-based temperature sensing, it can detect changes as small as 0.1°C, allowing you to constantly monitor your skin temperature and track trends over time.Easy health monitoringWith the built-in Checkup app, a single tap provides quick health insights, including heart rate, blood oxygen, sleep and stress levels.150+ sports modesHelps you keep fit.Professional skiing modeNow supports fall detection while skiing. If no response is detected within 60 seconds, the system will automatically call your emergency contact.5-system L1+L5 GNSSDual-frequency L1 + L5 GNSS supports five satellite systems for precise positioning and offers enhanced signal interference resistance, allowing you to track your outdoor activities with greater accuracy.Personal safety guardianAll-scenario protection at your side Emergency SOS: Press the lower button three times to automatically call your emergency contact. Emergency siren: When walking alone at night in poorly lit areas, tap to activate a loud siren to scare off suspicious individuals and attract attention. Share location: Send a live location sharing request to your emergency contact list, allowing real-time tracking for added peace of mind. Health data at your fingertipsWith Xiaomi's independently developed algorithm and the Mi Fitness app, Xiaomi Watch S4 41mm can monitor your health with greater accuracy. Now compatible with Health Connect and popular fitness apps like Suunto, it offers greater flexibility and convenience for your workouts.Xiaomi Smart HubAlongside the crown rotation interface, the watch’s intuitive vertical interaction framework has been redesigned. Control smart devices such as headphones, smartphones, tablets and more, directly from your watch for seamless connectivity and effortless operation.Sports vlogRemotely control your phone to start video recording during exercise, with real-time data such as heart rate and calories shown on screen.Convenient NFC paymentFor contactless and cashless payments, simply tap your Xiaomi Watch S4 41mm against a payment terminal. Now supports Mastercard and Visa.Various widgets Camera Find your phone Timer Recorder Flashlight Compass Stopwatch Weather Music Tasks World clock
