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Samsung Watch 4 R870 44mm Black
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Do More Right From Your Wrist: Galaxy Watch4 works as an extension of your phone so you can talk, stream, and text from your wrist on the go
Google on Your Wrist: Tap into the power and convenience of select Google services and apps; Pay for coffee, get directions to the park, use Google Assistant or Bixby, and stream from YouTube Music
Timeless Design, Elevated Style: Show of your style with a luxurious and timeless watch design that’s great for any occasion; Personalize your look even more with a range of stylish watch faces and bands
Samsung Watch 4 R870 44mm Black
The watch that knows you best
Most of us want to know more about ourselves, so we can be the best version of ourselves. That’s why we engineered the all-new Galaxy Watch4 to be the companion to your journey towards a healthier you.
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.
Get a BIA measurement using just two fingers in 15 seconds. Anytime, anywhere.The new Samsung BioActive Sensor captures your body composition in real time to inform you as you manage your health goals.
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.
*Galaxy Watch4 is rated as IP68. Based on test conditions for submersion in up to 1.5 metres of freshwater for up to 30 minutes.
A watch that’s watching out for you
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.
*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.**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.
Measure Blood Pressure using an Optical Heart Rate Sensor known as the PPG Sensor.Measure ECG using an Electrical Heart Sensor.
*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.**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. ***Availability of feature and app may vary by region, connected device, SW version and carrier.
The most holistic sleep analysis on Galaxy watch
The sleep tracker detects and holistically analyzes 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.
Design comes full circle
Sleek, Seamless, Iconic
Galaxy Watch4 features a simple design with a streamlined Armor Aluminum metal frame. It offers high-end looks and functionality for your workouts and day-to-day tasks.
Choose from a selection of bands, including the Hybrid Leather Band and the Sport Band, to fashion your own band style. Treat your wrist with high-quality materials, comfort fit, and sweat-resistant surfaces.
A new day. A new watch face
Choose between analog or digital watch faces with a variety of backgrounds, fonts, and colors 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.
It’s a real team player
The first smartwatch with Wear OS Powered by Samsung, Galaxy Watch4 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.
Plays well with others
The Galaxy Watch4 comes with Wear OS Powered by Samsung, giving you seamless connection with Samsung Galaxy devices. Control ANC on Galaxy Buds2 or enable apps on your phone straight from your watch. Additional features like the compass makes the Galaxy Watch4 even more resourceful.
Armor Aluminum LTE / Bluetooth:
Galaxy Watch4 44mm44.4 x 43.3 x 9.8mm (Excluded the health sensor)
30g (Armor Aluminum, without strap)
1.4″ (34.6mm) Circular Super AMOLED (450×450)
Full Color Always On Display
Corning® Gorilla® Glass DX+
Exynos W920 Dual Core 1.18GHz
Wear OS Powered by Samsung
1.5GB RAM + 16GB Internal Memory*Actual storage available may vary depending on pre-installed software. RAM capacity may vary depending on model, color, and country.
LTE, Bluetooth® 5.0, Wi-Fi 802.11 a/b/g/n 2.4+5GHz,
NFC, A-GPS/GLONASS/Beidou/Galileo*Beidou may not be available in certain regions.
*LTE connectivity only available in LTE models.
Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Optical Heart Rate Sensor,
Electrical heart sensor, Bioelectrical Impedance Analysis Sensor
Compatible with Android 6.0 or higher, RAM 1.5GB above*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).
*Compatible smartphones and available features may vary by region, carrier and device.
In the box:
Quick Start Guide