Samsung Galaxy Watch4 Bluetooth 40mm - Black [SM-R860NZKAXSA]

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. 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 percentage and more to achieve your goals. The Samsung BioActive Sensor and our fastest chip brings the biggest innovation to Galaxy Watch yet.

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 to keep you motivated. Celebrate your achievements with badges and build a healthy body from the inside out.

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. 

Advanced insights for runner 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 Watch, you can optimise your workouts and train for new performance goals. 

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.

Enjoy sleep analysis on Galaxy watch

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