The Samsung Galaxy Watch 3 has redefined the smartwatch concept by integrating design, health, customization and sports functionality in an advanced way.Below, you'll discover a comprehensive guide to all the new features, technical specifications, health functions, customization, and improvements that make the Galaxy Watch 3 a standout choice in the smartwatch industry.
High-end design and materials
The Samsung Galaxy Watch 3, available in retail boxes 41mm and 45mm, opts for premium materials such as Stainless steel, high-quality leather and, for the first time, an elegant titanium variantThe classic, timeless design is modernized with an improved rotating bezel that streamlines menu and widget navigation. While thinner, lighter, and more compact than previous generations, the Galaxy Watch 3 expands its display size, achieving a more comfortable viewing experience.
- Frame: Stainless steel, premium leather and titanium option
- Weight: from 43 to 53,8 g depending on the model
- Dimensions: 45 x 46,2 x 11,1mm (45mm) / 41 x 42,5 x 11,3mm (41mm)
- Colors: Mystic Black, Mystic Silver, Mystic Bronze (Titanium only in Mystic Black)
- Screens: 1,2” (360×360) in 41 mm and 1,4” (360×360) in 45 mm
- Corning Gorilla Glass DX protection and IP68 and MIL-STD-810G certifications
Personalization: dials and straps
The Galaxy Watch 3 is one of the most advanced smartwatches customizable market. Embed more than 80.000 downloadable spheres from the Galaxy Store, in addition to the possibility of creating your own designs or choosing between 40 dynamic information options such as weather, steps, heart rate and calendar, displayed in real time.
Among the latest updates, Samsung has added watch faces inspired by later models like the Galaxy Watch 6, including Stretched Time, Perpetual, Big Number, Active, and a lively animal watch face, with options to change the background, color, and styles, making it easier for every user to express their personality.
Screen and visual experience
Technology Super AMOLED It offers high resolution, automatic brightness, and excellent visibility under any conditions, even in bright sunlight or underwater. It allows for precise and fast touch interaction, as well as full control of the interface via the physical rotating bezel. The user can configure the clock display, adjust the brightness, ambient mode, lock the screen and change the watch face by holding down a long press.
Advanced health and monitoring features
Health and wellness are at the heart of the Galaxy Watch 3Among its most advanced sensors are:
- fall sensor: Detects sudden falls both while moving and at rest, unique among wearables. After detecting a fall, it offers 60 seconds to confirm the user is okay. If there's no response, it sends an SOS message with the user's location to preselected contacts.
- Cardiac monitoring and ECG: Allows you to record heart rate and perform electrocardiograms (ECG) in authorized markets, useful for the early detection of cardiovascular problems.
- Blood pressure measurement: Using the Samsung Health Monitor app, you can measure and record blood pressure periodically (requires regular calibration).
- SpO2 (blood oxygen saturation): Ideal for assessing physical fitness during intense exercise or at altitude.
- Advanced sleep analysis: Monitors deep, REM, and light sleep phases, displaying sleep statistics and improvement tips.
- Stress management: Identifies periods of high stress and suggests integrated breathing exercises.
- Gyroscopic sensor, ambient light and barometer: Improve accuracy in detecting physical activity and environmental conditions.
Updates and ongoing support
Samsung's commitment to its users is evident with the release of updates that have brought new features. spheres, gesture controls, group challenges for sports activities, and improvements in fall detection sensitivityThe integration of the One UI Watch interface and support for new features, even after the arrival of subsequent versions of the Galaxy Watch, ensure the longevity of the device.
Sports and physical activity monitoring
The Galaxy Watch 3 offers comprehensive tracking with More than 120 predefined training programs and the option of custom routines. Includes:
- RunningAnalysis: Provides real-time feedback during your run and post-workout analysis on six key factors (cadence, stability, stride length, symmetry, and more), helping you improve your technique and prevent injuries.
- VO2 max: Measures maximum oxygen consumption to assess cardiovascular performance.
- Group challenge: Motivate your workout by competing or collaborating with friends remotely, monitoring progress from your wrist.
- Automation of routines: Automatically detects activities like walking, running, swimming, cycling and more, starting tracking without manual intervention.
- Water resistant up to 5 ATM and military certified: Ideal for swimming, outdoor sports and use under extreme conditions.
- GPS mapping and tracking: View routes, maps, and metrics in real time.
Connectivity, compatibility and autonomy
The Galaxy Watch 3 stands out for its versatility and connectivity, compatible with both Android and iOS devices (greater integration with Android/Samsung). It includes Bluetooth 5.0, Wi-Fi, NFC, and LTE models for complete independence from your phone.
Battery: Up to 2 days of battery life with mixed use, full recharge in just over 2 hours, and wireless charging. 340mAh (45mm) and 247mAh (41mm) models.
Software: It runs Tizen OS 5.5 and the Galaxy Wearable app, allowing management of notifications, maps, apps, direct music playback, and voice commands with Bixby.
Gesture control and accessibility improvements
The Galaxy Watch 3 has innovated by allowing Answer calls by making a fist and hang up by rotating your wrist, mute alarms, receive push messages, and control music from your wrist. All of these features improve the hands-free experience and accessibility. Other improvements include the ability to take screenshots, access health information widgets, switch between notifications, and interact with compatible apps.
Compatibility, apps, and Galaxy ecosystem
Through the Galaxy App Store, the watch gives you access to a growing ecosystem: fitness apps (Strava, Endomondo), music (Spotify Remote), health (Samsung Health Monitor), calendar, messages and more. The Galaxy Watch 3 allows respond to notifications, calls, SMS, display images, emoticons, and even use quick, automatic responses with AI.
For Samsung Galaxy device users, integration is even deeper, with enhanced backup features, restore previous settings, Samsung Smart TV support for big-screen fitness routines, and full synchronization with Samsung Health.
Full technical specifications
- Display: 1,2” or 1,4” Super AMOLED (360 x 360)
- Processor: Exynos 9110 Dual core (1.15 GHz)
- Memory: 1 GB RAM / 8 GB storage
- Sensors: Heart rate, ECG, SpO2, blood pressure, gyroscope, barometer, ambient light
- Connectivity: LTE (optional), Bluetooth 5.0, Wi-Fi, NFC, GPS/Glonass/Beidou/Galileo
- Operating system: Tizen OS 5.5
- Certifications: 5ATM, IP68, MIL-STD-810G
- Battery: 340mAh (45mm) / 247mAh (41mm)
- Compatibility: Android 5.0+, iOS 9.0+ (full advanced features on Android and especially on Samsung Galaxy)
Frequently asked questions and common doubts
- Is the Galaxy Watch 3 still supported? Yes, Samsung maintains its policy of updates, new watch faces, and health improvements to extend the life of your device.
- What sports does it automatically recognize? Walking, running, cycling, swimming, rowing, elliptical, and more, with the ability to add more manually.
- Do ECG and blood pressure checks work in all countries? It depends on local regulations. In many European countries, both features are enabled in official Samsung apps.
- Can you reply to WhatsApp from your watch? Yes, on Android, with quick replies and, in many cases, voice-dictated messages.
- Does it allow calls without a mobile phone? LTE version only, with active SIM or eSIM and compatible plan.
Availability and versions
The Samsung Galaxy Watch 3 is sold in versions of 41mm and 45mm, in stainless steel or titanium, with Bluetooth connectivity and optional LTE. The main colors are Mystic Black, Mystic Silver, and Mystic Bronze, and the straps are interchangeable for total customization.
The Samsung Galaxy Watch 3's user experience positions it as one of the most complete, robust, and long-lasting smartwatches on the market. Its combination of classic design, advanced health features, customization, and extended support ensures it's a safe investment for those looking for much more than just wrist-based notifications.