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Key Features:
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.
Your workout buddies have your back
Enjoy every step you take with your friends and family with the Galaxy Watch4. 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.
Name a workout. It can track it.
Track your activities and fitness scores on your watch and phone. Count steps, check calories and stay on the grid with GPS. Galaxy Watch4 detects physical activity to track your routines and supports more than 90 exercises for a more accurate report of your workouts.
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.
The most holistic sleep analysis on Galaxy watch
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.
Sleek, seamless, iconic
Galaxy Watch4 features a simple design with a streamlined Armour Aluminium metal frame. It offers high-end looks and functionality for your workouts and day-to-day tasks.
It's a real team player
The first smartwatch with Wear OS Powered by Samsung, Galaxy Watch4 puts seamless access to your favourite 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.
Features
Details
| OPC | P8FSH5B |
|---|---|
| Brand | |
| Codes | 8806092521964 (EAN) |
| MPN | SM-R860NZKAEUA |
| Links | Samsung Smart Watches |
Disclaimer: The information below is provided by various external sources and should be used as a guide only.
Detailed Product Information
Processor
| Processor frequency | 1180 MHz |
|---|---|
| Processor model | Exynos W920 |
| Processor manufacturer | Samsung |
| Processor cores | 2 |
Weight & dimensions
| Weight | 25.9 g |
|---|---|
| Width | 39.3 mm |
| Depth | 40.4 mm |
| Thickness | 9.8 mm |
Ports & interfaces
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n) |
|---|---|
| Bluetooth version | 5.0 |
| Wi-Fi | Yes |
| Bluetooth profiles | A2DP, AVRCP, HFP, HSP |
| Headphone connectivity | Bluetooth |
| Near Field Communication (NFC) | Yes |
Battery
| Battery capacity | 247 mAh |
|---|
Display
| Display diagonal | 3.05 cm (1.2") |
|---|---|
| Display resolution | 396 x 396 pixels |
| Touchscreen | Yes |
| Watch glass type | Corning Gorilla Glass DX+ |
| Display type | Digital |
| Display technology | OLED |
| Colour display | Yes |
| Display number of colours | 16 million colours |
| Always-on display | Yes |
| Display technology marketing name | Super AMOLED |
Power
| Battery life (max) | 40 h |
|---|---|
| Wireless charging | Yes |
Features
| Electronic compass | Yes |
|---|---|
| Audio formats supported | 3GA, AAC, AMR, AWB, M4A, MP3, OGA, OGG, WAV |
| Caller ID | Yes |
| Personal info management (PIM) | Alarm clock, Calculator, Events reminder, Notes, SOS |
| Heart rate monitor | Yes |
| Barometer | Yes |
| Ambient light sensor | Yes |
| Accelerometer | Yes |
| Gyroscope | Yes |
| Calories burned | Yes |
| Personal goals | Yes |
| Quality of sleep | Yes |
| Timer | Yes |
| SMS notifications | Yes |
| Heart rate contact sensors | Yes |
| Military standard | MIL-STD-810G |
| Blood pressure monitor | Yes |
| Activity tracker | Yes |
| Heart rate sensor type | Electrical, Optical |
| Geomagnetic sensor | Yes |
| Blood oxygen sensor | Yes |
Performance
| Operating system installed | Wear OS |
|---|---|
| Flash memory | 16 GB |
| RAM capacity | 1500 MB |
| Mobile operating systems supported | Android 10, Android 10.0, Android 6.0, Android 7.0, Android 7.1, Android 7.1.2, Android 8.0, Android 9.0 |
Network
| GPS (satellite) | Yes |
|---|---|
| 3G bands supported | 2100,900,850 MHz |
| SIM card type | eSIM |
| 4G bands supported | 2100,1800,850,2600,900,800,700 MHz |
| GLONASS | Yes |
| 4G standard | LTE-FDD |
| 3G standards | WCDMA |
| Mobile network connection | Yes |
| BeiDou | Yes |
| Galileo | Yes |
| Mobile network generation | 4G |
Packaging content
| Manual | Yes |
|---|---|
| Charger | Yes |
Packaging data
| Package type | Box |
|---|
Design
| Waterproof | Y |
|---|---|
| Dustproof | Dust resistant, Waterproof |
| International Protection (IP) code | IP68 |
| Shape | Round |
| Band colour | Black |
| Closure type | Single prong strap buckle |
| Water resistance | 5 ATM |
| Watch case size | 40 mm |
| Watch case colour | Black |
| Watch case material | Aluminium |
Software
| Security update term | 31 August 2026 |
|---|
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