The product's shade and actual color may differ from what is shown in the picture, as the images are for illustrative purposes. The product description is general and may not include all the product's features.
Metal middle frame, rotating crown and all-new quick release mechanism
Versatile analysis of heart rate, SpO₂, sleep, and more*
Up to 20 days battery life*
Built-in multi-system GNSS
Supports Bluetooth® phone call*
1.97" AMOLED Display Major display upgrade
Experience the biggest screen ever on the Redmi Watch, boasting a 26% increase in display area*. Paired with a 60Hz high refresh rate, it delivers incredibly smooth and silky visuals.
Aluminum alloy frame Two classic colors Redmi Watch 4 adopts a sturdy and reliable aluminum alloy frame* for the first time for a more elevated design feel. Make a fashion statement with two available color options.
Stainless steel rotating crown Innovative interactions The exquisite stainless-steel rotating crown adds high-end finesse to even the smallest details and its gentle spin gives a more comfortable experience.
All-new quick-release structure Strap switching made easy Upgraded next-gen quick-release structure makes strap replacement easier. Diverse strap options* mean you can switch up your style on a whim.
200+ stylish watch faces Express your individuality Discover our extensive range of chic watch faces to match your unique style. Featuring a variety of fun watch faces and customizable components, style and functionality are yours to command.
20-day battery life For a long-lasting companion Outfitted with a sizeable battery and an energy-efficient chip optimized for longevity. Enjoy a 20-day extra-long battery life in typical usage mode. Portable magnetic charging lets you power up with a simple touch, for worry-free use.
Bluetooth phone call Raise your wrist to communicate Redmi Watch 4 connects to your smartphone via Bluetooth, allowing you to view and reject calls on your watch, and engage in conversations with the built-in microphone and speaker without the need to take out your smartphone.
4-channel PPG sensor configuration The PPG sensor configuration* has been upgraded to include 4-channel to help increase health monitoring accuracy.
Greater monitoring accuracy
Smart sleep monitoring With the help of scientific, meticulous sleep monitoring technologies, the watch records your real-time sleep condition at different stages, such as deep sleep, light sleep and REM, improving your sleeping habits and quality.
All-round health monitoring Your constant guardian
Blood oxygen saturation monitoring throughout the day Sends vibration alerts when blood oxygen saturation is too low.
Heart rate monitoring throughout the day Continuous and precise heart rate monitoring safeguards your cardiovascular health at all times.
Stress monitoring Breathing exercise prompts will be sent when your stress level reaches 80 twice in a row during your awake time.
150+ sports modes All the activities you love It caters to a wide array of professional sports modes, including outdoor and indoor running, walking, cycling, and more. Before your exercise, you can warm up* following the motion pictures of a professional coach and get the right posture to reduce sports injuries.
Independent satellite positioning Track your workout route anytime Equipped with an independent GNSS chip, it works in tandem with your smartphone or on its own. Five satellite positioning systems are supported to accurately track your every step.
5ATM Professional water resistance With 5ATM water resistance*, it is suitable for 18 aquatic sports, allowing you to enjoy your aquatic time with ease. The automatic water drainage function brings you utmost convenience.
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. Syncing data with Strava and Apple Health is also made easy.
24-hour security protection In case of emergencies, press the crown button three times quickly to alert your emergency contact*. Your safety is always the top priority.
Display
Display type
Digital
Display diagonal
5 cm (1.97")
Touchscreen
Yes
Display resolution
450 x 390 pixels
Display technology
AMOLED
Display brightness
450 cd/m²
Design
Band colour
Black
Shape
Square
Band material
Thermoplastic polyurethane (TPU)
Band size
One Size
Water resistance
5 ATM
Watch case material
Aluminium
Watch case colour
Black
Watch case size
47.5 mm
Market positioning
Smartwatch
Waterproof
Yes
Performance
Built-in microphone
Yes
Built-in speaker(s)
Yes
Built-in camera
No
Features
Accelerometer
Yes
Heart rate monitor
Yes
Multisport mode
Yes
Quality of sleep
Yes
Activity tracker
Yes
Blood oxygen sensor
Yes
Network
GPS (satellite)
Yes
GLONASS
Yes
Galileo
Yes
Quasi-Zenith Satellite System (QZSS)
Yes
Mobile network connection
No
BeiDou
Yes
Ports & interfaces
Bluetooth
Yes
Bluetooth Low Energy (BLE)
Yes
Power
Battery life (max)
480 h
Battery type
Built-in battery
Packaging content
Cables included
USB
Manual
Yes
Packaging content
1x TPU bracelet with quick release, 1x magnetic charging cable