Galaxy Watch 3 SM-R840 (45mm), Silver
Galaxy Watch 3 SM-R840 (45mm), Silver
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Galaxy Watch 3 SM-R840 (45mm), Silver
The Samsung Galaxy Watch 3 (SM-R840) is a 45mm smartwatch that combines sophisticated design with advanced health and connectivity features. Below are its detailed specifications:
Design and Display:
- Dimensions: 46.2 x 45.0 x 11.1 mm
- Weight: 53.8 grams
- Build: Stainless steel frame with a glass front protected by Corning Gorilla Glass DX
- Display: 1.4-inch Super AMOLED touchscreen with a resolution of 360 x 360 pixels, offering an always-on display feature
Performance:
- Operating System: Tizen OS 5.5
- Processor: Exynos 9110 dual-core 1.15 GHz
- Memory: 1 GB RAM
- Storage: 8 GB internal storage
Connectivity:
- Wi-Fi: 802.11 b/g/n
- Bluetooth: Version 5.0
- GPS: Supports GPS, GLONASS, GALILEO, and BDS
- NFC: Yes
Sensors:
- Accelerometer
- Gyro sensor
- Barometer
- Optical heart rate sensor
- Light sensor
Battery:
- Capacity: 340 mAh
- Charging: Wireless charging supported
Durability:
- Water Resistance: 50 meters (IP68)
- Military Standard Compliance: MIL-STD-810G
Additional Features:
- Rotating bezel for intuitive navigation
- ECG certification
- Blood pressure monitoring
- Compatibility with standard 22mm straps



Despite the 45mm size, it’s surprisingly comfortable on the wrist for all-day wear.
Smooth interface with great app integration and fast response. The rotating bezel is a fun, functional touch.
Offers detailed health tracking including ECG, heart rate monitoring, and SpO2, making it a great choice for health enthusiasts.
Fits it perfectly.
Combines luxury and style with a high-quality stainless steel build.