Product details
Overview
Samsung Galaxy Watch4 Classic Bluetooth (42mm) – Black (SM-R880NZKAXSA)
Galaxy Watch4
The watch that knows you best
Most of us want to know more about ourselves, so that 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.
FITNESS
Fitness within arm’s reach
BODY COMPOSITION
Track your fitness progress with our first smartwatch that conveniently measures body composition. Get to know your body fat percentage, skeletal muscle, body water percentage and more to achieve your goals. The Samsung BioActive Sensor and our fastest chip brings the biggest innovation to Galaxy Watch yet. 2, 3, 4, 5, 6, 7
Get a BIA measurement using just two fingers in 15 seconds. Anytime, anywhere.
The new Samsung BioActive Sensor is designed to capture your body composition in real time to inform you as you manage your health goals.
Set targets for your weight, body fat percentage, and skeletal muscle. Track your progress and receive reminders on your Galaxy Watch4 to keep you motivated. Celebrate your achievements with badges and build a healthy body from the inside out.
Green Galaxy Watch4 with cream watch band displays a “Fantastic” message celebrating the achievement of a body composition goal.
GROUP CHALLENGE
Your workout buddies have
your back
Following the text message, there are two emotes; a gush of wind and a set of eyes glancing left.
See you at the finish line, David! 
12:45 PM
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. There are text bubbles on the top left and bottom right, each pointing to its speaker.
Two exclamation point emotes are used before and after the words “Look out”.
Look out Isabella is catching up…
12:46 PM
Challenge your friends and family to a fitness workout and stay motivated with a running coach on your wrist. Galaxy Watch4 lets you track your steps and compete with friends in competitions through a live message board. The challenges come with badges and a point system to keep you on top of your fitness game.
DAILY ACTIVITY & FITNESS TRACKING
Name a workout. Your watch can track it.
Track your activities and fitness scores on your watch and phone. Count steps, check kilojoules and stay on the grid with GPS. Galaxy Watch4 is designed to detect physical activity to help track your routines and supports more than 90 exercises so you can accurately track all your workouts. 13
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, you can optimise your workouts and train for new performance goals.
Interval Training Pre-set the duration, distance and number of sets for running and cycling interval workouts on your Galaxy Watch4. Then, follow the guide through high- and low-intensity training sessions on your wrist.
Watch-Mobile Interworking for cycling
Galaxy Watch4 measures heart rate and kilojoules and displays the data on your phone’s larger screen in real time. Now you can turn your phone into a dashboard.
HEALTH
A watch that’s watching out for you
BLOOD PRESSURE & ECG
All the data your heart desires
Meet the Samsung BioActive Sensor. It measures ECG and blood pressure in real time. After initial calibration, the sensors quickly check your blood pressure. Check for irregular heart rate and rhythm through ECG – the data gets send straight to your phone to be easily shared.
Blood Pressure Measure Blood Pressure using an Optical Heart Rate Sensor known as the PPG Sensor.
ECG Measure ECG using an Electrical Heart Sensor.
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.
ADVANCED SLEEP
Enjoy sleep analysis on Galaxy watch
A silver Galaxy Watch4 device is shown with a silver band tied round and its watch face displaying the sleep tracking feature
The sleep tracker detects and analyses your sleep stages while you rest. Improved measuring options lets 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.
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.
Find the sleep symbol that
matches your sleep type stop automatic slide show
DESIGN
Design comes full circle. Two Galaxy Watch4 devices are shown, a pink gold colour on the left and a silver colour on the lower right. Each has a watch face that is showing different coloured designs to tell time.
Sleek, Seamless, Iconic
Galaxy Watch4 features a simple design with a streamlined Armor Aluminium metal frame. High-end style meets functionality so you can turn heads while tracking your workouts and day-to-day tasks.
Mix and match your style with the wide selection of bands, including the Hybrid Leather Band or the Sport band. The bands are made with high-quality materials, designed for comfort and is sweat-resistant.
WATCH FACE
New day, New watch face.
A Galaxy Watch4 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 taste, the weather, or the occasion. Give your watch face a cute twist with the AR Emojis and switch to the animated graphics to show what you’re up to – like running or listening to music.
Features
Colour – Black
Display – Super AMOLED, 30.4mm Main Display, 396 x396
CPU Speed – 1.18GHz, Dual-Core
Memory– Ram: 1.5GB ROM: 16GB
WiFi – 802.11 a/b/g/n 2.4+5GHz
Bluetooth – Bluetooth v5.0
Location Technology – GPS, Glonass, Beidou, Galileo
OS – Wear OS Powered By Samsung
Sensors – Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Optical Heart Rate Sensor, Electrical heart sensor, Bioelectrical Impedance Analysis Sensor, Hall Sensor
Battery – Capacity (mAH, Typical): 247 Typical Usage Time: 40 Hours
Physical Specification (HxWxD) – 41.5 x 41.5 x 11.2 mm
Weight – 46.5g
What’s Included
1 X Samsung Galaxy Watch 4 (42mm) – Black
1 X Quick Start Guide
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