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Galaxy Watch4 Classic (42mm)

Galaxy Watch4 Classic (42mm)

SM-R880NZKAEUA

  • Our first smartwatch with body composition to track your progress anytime, anywhere
  • Group challenge features to enjoy more steps with friends and get motivated
  • Real-time health monitoring sensor of Blood Pressure and ECG
  • Holistic sleep analysis with Blood Oxygen monitoring and snoring detection
  • New wear OS with the awesome experience of Google mobile services and seamless Galaxy connectivity

Choose your Colour

Color :
  • Two watch faces of the Galaxy Watch4 Classic is shown, black on the left and silver on the right. The watch faces are both displaying the time. Two Galaxy Watch4 devices, black on the left and silver on the right, are placed next to each other in a sideways view. A close-up on the the rotating bezel and detailed watch face of a black Galaxy Watch4 Classic.
    Classic and Premium
  • A workout icon is highlighted among various exercise symbols and a man is energetically using exercise ropes while wearing a Galaxy Watch4 Classic device. A person is swimming in a pool wearing a Galaxy Watch4 Classic device. A man is jogging while wearing a Galaxy Watch4 Classic device.
    Daily Activity & Fitness tracking
  • The front watch face of the Galaxy Watch4 Classic device is measuring heart rate. Another watch face shows the heart rate measuring menu to the measurement interface.
    Blood pressure and ECG
Samsung

Galaxy
Watch4 Classic

The half side of the watch face of a black Galaxy Watch4 Classic is prominently displayed, focusing on its bezel, materials, and a simple watch face screen that is showing the time.

The watch
that knows
you best

Most of us want to know more about ourselves, so we can be the best we can be. That's why we engineered the all-new Galaxy Watch4 Classic to be the companion to your journey towards a healthier you. 1

The watch face of a black Galaxy Watch4 Classic is facing up and showing the time.

DESIGN

A classic
that's truly
timeless

The Galaxy Watch4 Classic device's body is shown in a close-up, with focus on the details of its bezel.

DESIGN

This rotating bezel turns more than heads

Some looks are timeless, like the Galaxy Watch4 Classic's rotating bezel and vivid screen. The refined design brings sophistication to your wrist and its high-end stainless steel materials express its powerful and intuitive functionality.

BAND

Strap in and
start moving

Stay comfortable all day long with the Ridge Sports Band. It's fluoroelastomer material keeps the band durable and sweat-resistant while maintaining a firm fit on your wrist to suit your active lifestyle. 2, 3, 4

The inner side of a strapped-in Ridge Sports Band is shown, attached to a silver Galaxy Watch4 Classic body.
A black Ridge Sports Band attached to a black Galaxy Watch4 Classic body in a sideways view, showing its curled angle that fits the wrist.

WATCH FACE

A new day.
A new watch face

A Galaxy Watch4 Classic device and its various watch face styles can be seen.

Choose between analog or digital watch faces with a variety of backgrounds, fonts, and colours to match your tastes, the weather, or occasion. Spice up your character watch faces with AR Emojis to express your style, while animated graphics show what you're up to, like running or listening to music.

FITNESS

Healthy
starts here

A man with a snapback on backwards is wearing Galaxy Buds2 and a Galaxy Watch4 Classic device. He is holding his right arm up, where he is wearing the watch, and is looking far away in a cityscape.

BODY COMPOSITION

Don't just listen to
your body. Know it

Track your fitness progress with our first smartwatch that conveniently measures body composition. Get to know your body fat percentage, skeletal muscle, body water and more to achieve your goals. The Samsung BioActive Sensor and our fastest chip brings the biggest innovation to Galaxy Watch yet. 5, 6, 7, 8, 9, 10, 11, 12, 13

The front of the Galaxy Watch4 Classic's watch face is shown with the Body Composition feature on, waiting to measure BIA.

Get a BIA measurement using just two fingers in 15 seconds. Anytime, anywhere.

The underneath of a Galaxy Watch4 Classic device is shown and the sensor is being highlighted.

The new Samsung BioActive Sensor captures your body composition in real time to inform you as you manage your health goals.

Measurement results of different metrics from weight, BMI, skeletal muscle, body fat, fat mass, body water, to BMR.

Track your
progress toward
your health goals

Set targets for your weight, body fat percentage, and skeletal muscle. Track your progress and receive reminders on your Galaxy Watch4 Classic to keep you motivated. Celebrate your achievements with badges and build a healthy body from the inside out. 5, 6, 7, 8, 10, 14, 15

Black Galaxy Watch4 Classic with cream watch band displays a "Fantastic" message celebrating the achievement of a body composition goal.

Set targets for your weight, body fat percentage, and skeletal muscle. Track your progress and receive reminders on your watch to keep you motivated. Celebrate your achievements with badges and build a healthy body from the inside out. 2, 3, 4, 5, 6, 7, 10

DAILY ACTIVITY & FITNESS TRAINING

Name a workout. Get it tracked.

Various exercise symbols are shown as an icon and a workout icon is highlighted. A man is energetically using exercise ropes while wearing a Galaxy Watch4 Classic device.
A person is swimming in a pool while wearing a Galaxy Watch4 Classic device.
A man is running outdoors while wearing a Galaxy Watch4 Classic device.

Track your activities and fitness scores on your watch and phone. Count steps, check calories, and stay on the grid with GPS. Galaxy Watch4 Classic detects physical activity to track your routines and supports more than 90 exercises for a more accurate report of your workouts. 16

RUNNING AND CYCLING

Advanced insights for runners
and cyclists

Measure how your body performs during a workout and check your heart rate level as you recover. With advanced index and interval training available on Galaxy Watch4 Classic, you can optimise your workouts and train for new performance goals. 8

Galaxy Watch4 Classic displays workout insights like set number, lap time, lap distance, lap pace and heart rate.
'Interval' is shown with options for workout 1, workout 2, recovery and repeat.

Interval Training Pre-set the duration, distance and number of sets for running and cycling interval workouts on your Galaxy Watch4 Classic. Then, follow the guide through high- and low-intensity training sessions on your wrist.

A Galaxy S22 mounted like a dashboard on a bike displays the cycling workout data measured by Galaxy Watch4 Classic in real time.

Watch-Mobile Interworking for cycling Galaxy Watch4 Classic measures heart rate and calories and displays the data on your phone's larger screen in real time. Now you can turn your phone into a dashboard. 17, 18, 19

GROUP CHALLENGE

Your workout buddies have
your back

The front of a Galaxy Watch4 with a green band is shown, and its watch face displays "3rd place" in a walking Group Challenge with friends. Around the watch are diverse people cropped in a circle.

See you at the finish line, David!

12:45 PM

Look out Isabella is catching up...

12:46 PM

Enjoy every step you take with your friends and family with the Galaxy Watch4 Classic. Track your steps and compete with friends in a fun competition through a live message board. Challenges come with commemorative badges and a point system to make exercise fun, motivating and socially rewarding.

HEALTH

A watch that's watching out for you

The Galaxy Watch4 Classic device in black colour for both the body and band is shown. On the watch face, the menu for Blood Pressure and ECG measurement features are displayed.

BLOOD PRESSURE & ECG

All the data your heart desires

Meet the Samsung BioActive Sensor that measures ECG and blood pressure in real time. After initial calibration, the sensors quickly check your blood pressure. You can also check abnormal heart rate and rhythm through ECG and send data straight to your phone to be easily shared. 20, 21, 22, 23, 24, 25, 26

The underneath of the Galaxy Watch4 Classic device's sensor that measures Blood Pressure is highlighted, followed by the sensor measuring ECG being highlighted.

Blood Pressure Measure Blood Pressure using an Optical Heart Rate Sensor known as the PPG Sensor.

ECG Measure ECG using an Electrical Heart Sensor.

The front watch face of the Galaxy Watch4 Classic device is measuring blood pressure. Its display changes from the blood pressure measuring feature to the ECG measuring feature.

BLOOD OXYGEN

Measure blood
oxygen levels
from your wrist

Built-in blood oxygen measurement on Galaxy Watch4 lets you check the amounts of oxygen in your bloodstream at any time. Oxygen saturation is directly linked to physical performance, so monitoring your blood oxygen can help you maintain your health. 27, 28

Black Galaxy Watch4 Classic displays oxygen saturation and BPM measurements.

ADVANCED SLEEP

The most holistic sleep analysis on Galaxy watch

A silver Galaxy Watch4 Classic device is shown with a silver band tied round and its watch face displaying the sleep tracking feature.

The sleep tracker detects and holistically analyses your sleep stages while you rest. Improved measuring options let you check your blood oxygen levels and snoring patterns (not saying you do). Plus, get advanced insights from the National Sleep Foundation for better sleep quality and duration. 29, 30, 31, 33, 34

SLEEP COACHING

Your coach to bedtime bliss

Learn how to develop healthy sleep habits with Sleep coaching. By tracking your sleep patterns and completing sleep surveys, our program assigns 1 of 8 sleep symbol animals that represents your sleep type. It then provides a 4 to 5 week coaching program with helpful sleep tips, missions and checklists. 8, 27, 35, 36, 37

A Sleep coaching message with the lion sleep symbol.
Black Galaxy Watch4 Classic displays a Sleep Coaching message with the deer sleep symbol.

Find the sleep
symbol that
matches your
sleep type

NEW OPERATING SYSTEM

It's a real
team player

The sideways view of a black Galaxy Watch4 Classic device is displayed, and various app icons can be seen.

The first smartwatch with Wear OS Powered by Samsung, Galaxy Watch4 Classic puts seamless access to your favorite apps on your wrist. You'll get a rich app selection from music streaming apps to anything in the massive library of health and fitness apps. 38, 39

Galaxy S22 | S22+
Galaxy Tab S8 Ultra

Amazing alone. Unstoppable together

*Galaxy S22+, Galaxy Tab S8 Ultra, Galaxy Buds Pro and Galaxy Watch4 sold separately.

Life opens up
with Galaxy

C C
  1. Availability of colours, sizes, models, and bands may vary by country or region.

    * UI subject to change.

    * Available features and apps may vary by region, connected device, OS, or carrier.

    * All images on this page are simulated for illustrative purposes.

  2. For optimal reading accuracy, your Galaxy Watch4 Classic needs to be snugly fastened to your wrist. When you are not conducting readings, you may loosen the band to provide breathing room. On balance, your watch’s band should not be fastened too tight or loose: make sure that it feels comfortable around your wrist.
  3. If you experience redness, itchiness, or other irritation, remove your Galaxy Watch4 and consult a medical provider prior to continued use. Such reaction may result due to allergies, wearing for prolonged periods, usage habits such as wearing it too tight, or exposure to sweat or other irritants.
  4. Keep your Galaxy Watch4 Classic and its band(s) clean by wiping them with a soft, dry cloth.
  5. DO NOT measure your body composition if you have an implanted pacemaker or other implanted medical devices.
  6. DO NOT measure your body composition if you are pregnant.
  7. Measurement results may not be accurate if you are under 20 years old.
  8. Intended for general wellness and fitness purposes only. Not intended for use in detection, diagnosis, treatment of any medical condition or disease. The measurements are for your personal reference only. Please consult a medical professional for advice.
  9. Availability of BIA may vary by country or region.
  10. All features and UI are subject to change.
  11. Compatible with Android 6.0 or higher, RAM 1.5GB above.
  12. Device activation is only available after connecting to a smartphone that supports Google Mobile Services(GMS). Please refer to your device manufacturer to find out whether your smartphone supports Google Mobile Services(GMS).
  13. Compatible smartphones and available features may vary by region, carrier and device.
  14. Only available on Galaxy Watch4 series and must be paired with a compatible mobile device.
  15. Compatible smartphones and available features may vary by country or carrier.
  16. Galaxy Watch4 Classic has a water resistance rating of 50 meters under the ISO standard 22810:2010. It is not suitable for diving or high-pressure water activities. If the device or your hands are wet, they must be dried thoroughly prior to handling.
  17. Watch-Mobile Interworking for cycling available on Galaxy Watch4 series with Samsung Health ver 6.21 or later.
  18. Compatible with Android 6.0 or higher and minimum 1.5GB RAM.
  19. Image simulated. UX/UI subject to change
  20. ECG and BP feature only to be used by 22 years+. For accurate BP readings, a calibration is required every 4 weeks by BP monitor & arm cuff. Requires a Galaxy smartphone running Android 7.0 or above.
  21. Users should measure their blood pressure when at rest, as they would do with a traditional cuff, and refrain from measuring when they are working out, smoking, or drinking.
  22. Availability of feature and app may vary by region, connected device, SW version and carrier.
  23. Measured blood pressure history can be reviewed within the Samsung Health Monitor app on a paired smartphone.
  24. A Galaxy Watch and Samsung Galaxy smartphone are required to use Samsung Health Monitor app. Due to country restrictions in acquiring approval/registration as a medical device, Samsung Health Monitor app only works on watches and smartphones purchased in the countries where service is currently available.

    - Supported watches: Galaxy Watch4 Classic, Galaxy Watch3, Galaxy Watch Active2 and later released Galaxy Watch and Active models (excluding Galaxy Fit)

    - Supported smartphones: Samsung Galaxy smartphone with Android N OS version or higher

    - Samsung Health Monitor Blood Pressure app is available in 39 countries (Austria, Azerbaijan, Belgium, Brazil, Bulgaria, Chile, Croatia, Cyprus, Czech, Denmark, Estonia, Finland, France, Georgia, Germany, Greece, Hong Kong, Hungary, Iceland, Indonesia, Ireland, Italy, Korea, Latvia, Lithuania, Netherland, Norway, Poland, Portugal, Romania, Russia, Singapore, Slovakia, Slovenia, Spain, Sweden, Swiss, UK and UAE, as of Aug. 11, 2021).

  25. The Blood Pressure app is a 'medical device' in countries where registration/approval is required and obtained. Note that availability of Blood Pressure app may vary by country. Please use after reading 'Precautions before use' and 'How to use' steps 1~4.
  26. The Blood Pressure app is not intended for any diagnostic purposes regarding hypertension or other heart conditions or users under 22 years old. Users should not interpret or take clinical action based on the device output without consultation of a qualified healthcare professional. The Blood Pressure app is not intended to replace traditional methods of diagnosis or treatment.
  27. Availability may vary by country or region.
  28. Blood oxygen is for fitness and wellness purposes only and not intended for use in detection, diagnosis, treatment of any medical condition or disease. The measurements are for your personal reference only. Please consult a qualified medical healthcare professional for advice.
  29. The Advanced Sleep feature is for fitness and wellness purposes only and not intended for use in detection, diagnosis, treatment of any medical condition or disease.
  30. The measurements are for your personal reference only. Please consult a medical professional for advice.

    - Availability may vary by country or region.

  31. The Galaxy Watch4 Classic must be paired with a smartphone to use the sleep management function.
  32. For best results in detecting and recording snoring, place your smartphone on a stable surface near your head with the bottom of the smartphone pointed to your head.
  33. The default setting for snoring detection is off. Users can turn the setting on through their smartphone at anytime using the Samsung Health App 6.18 version or above.
  34. Advanced insights from the National Sleep Foundation is only available on a smartphone paired with the Galaxy Watch4 Classic.
  35. Requires Samsung Health app version 6.21 or later.
  36. Requires Samsung Galaxy Phone with Android 8.0 or later.
  37. Requires the latest Galaxy Watch4 software update.
  38. Available apps may vary by country or region.
  39. Wear OS Powered by Samsung works with phones running the latest version of Android (excluding Go edition and phones without Google Play Store). Supported features may vary between platforms and countries with compatibility subject to change.

Specifications

  • NFC NFC
  • Bluetooth Version Bluetooth v5.0
  • Size (Main Display) 1.2" (30.4mm)
  • CPU Speed 1.18GHz
  • ROM Size (GB) 16
  • Dimension (HxWxD) 41.5 x 41.5 x 11.2 mm

Support

Find answers to the questions you have about our products

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User manual & Downloads
  • User Manual (Android Wear OS 4.0)
    ENGLISH
  • User Manual
    ENGLISH
  • Safety Guide
    ENGLISH, SIMPLIFIED CHINESE(China), SIMPLIFIED CHINESE(S.E Asia), TRADITIONAL CHINESE(Hongkong), TRADITIONAL CHINESE(Taiwan), ALBANIAN, ARABIC, BENGALI, BULGARIAN, BURMESE, CAMBODIAN, CROATIAN, CZECH, DANISH, DUTCH, ESTONIAN, FINNISH, FRENCH, GERMAN, GREEK, HEBREW, INDONESIAN, ITALIAN, JAPANESE, KAZAKH, LAOTHIAN, LATVIAN, LITHUANIAN, MACEDONIAN, MONGOLIAN, NORWEGIAN, POLISH, PORTUGUESE, ROMANIAN, RUSSIAN, SERBIAN, SLOVAK, SLOVENIAN, SPANISH, SWEDISH, THAI, TURKISH, UKRAINIAN, URDU, UZBEK, VIETNAMESE
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