Redmi Watch 4 - Obsidian Black, Sleek Fitness Companion

With its ultra-large 1.97-inch AMOLED display and high-end construction, this watch delivers a premium experience for users looking to stay connected and track their health in real time.

Key Features:

• 1.97" AMOLED Display: Enjoy a 26% larger screen area for a more immersive viewing experience, perfect for navigating apps and viewing notifications.
• Durable Build: Crafted with an aluminum alloy frame and a stainless-steel rotating crown, the watch offers durability with a touch of luxury.
• Long Battery Life: Up to 20 days of battery life, with a portable magnetic charging system for quick and effortless recharging.
• Bluetooth® Phone Calls: Manage calls directly from your wrist without needing to reach for your phone.
• Comprehensive Health Monitoring: Includes heart rate, SpO₂, and sleep analysis to help track your wellness throughout the day and night.
• Personalization Options: Choose from over 200 stylish watch faces and swap out straps easily with the quick-release mechanism to match your style.

The Redmi Watch 4 in Obsidian Black is a perfect blend of style and substance, offering a comprehensive suite of features for health monitoring, seamless connectivity, and personalization. Whether you're taking calls on the go or tracking your fitness, this smartwatch ensures you stay on top of everything with ease and sophistication.

More to see, lots to love

Ultra-large 1.97" AMOLED display

Metal middle frame, rotating crown and all-new quick release mechanism

Up to 20 days battery life*

Built-in multi-system GNSS

Supports Bluetooth® phone call*

Versatile analysis of heart rate, SpO₂, sleep, and more*

1.97" AMOLED Display

Major display upgrade

LTPS 5Hz

60Hz high refresh rate

Up to 600 nits brightness

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.

10 days

AOD mode

30 days

Long battery mode

20 days

Typical usage mode

-25%*

System power consumption

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

Greater monitoring accuracyThe PPG sensor configuration* has been upgraded to include 4-channel to help increase health 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.

*Devices cannot be directly bound to the Strava app or Apple Health.

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.

Obsidian Black

Silver Gray

Dimensions

47.5mm x 41.1mm x 10.5mm

*Height, width and thickness dimensions exclude the strap and protrusions

31.5g (without inbox strap)

Frame

Aluminum alloy frame

Strap

Obsidian Black: TPU strapsize: 135mm ~ 205mm

Silver Gray: TPU strapsize: 135mm ~ 205mm

Sensors

Heart rate sensor (with blood oxygen sensor) | Accelerometer | Gyroscope | Ambient light sensor | electronic compass

Satellite positioning systems

GPS | Galileo | Glonass | BeiDou | QZSS

Battery

Typical use time: 20 daysCapacity: 470mAh

Display

Ultra-large 1.97" Square AMOLED display60Hz refresh rateLTPS 5Hz Brightness: Up to 600 nits

Specifications

Built-in GNSS: supportedSpeaker: supportedBluetooth call: supported5ATM water resistance