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Overview

The Samsung Galaxy Watch 3 (released in 2020) refined premium smartwatch design by reintroducing the fan-favorite physical rotating bezel in a thinner, lighter, and more sophisticated chassis while adding advanced health metrics like ECG and blood oxygen monitoring.

A comprehensive overview of its design, specifications, software, and pricing details includes:

1. Design and Build

• Form Factor: Luxury traditional timepiece styling featuring a physical rotating bezel for precise app navigation and dual physical push buttons.
• Dimensions & Weight: Available in compact 41mm (~48.2g stainless steel) and larger 45mm (~53.8g stainless steel / ~43g titanium) case configurations.
• Materials: Premium grade stainless steel or lightweight titanium paired with genuine leather straps and Gorilla Glass DX face protection.
• Ingress Protection: 5ATM water-resistance rating up to 50 meters, IP68 dust/water protection, and MIL-STD-810G military-grade durability.

2. Display Technology

• Main Display: Circular Super AMOLED display supporting Always-On Watch capability.
• Resolutions: 360 x 360 pixels across 1.2-inch (41mm) and 1.4-inch (45mm) screen diameters.

3. Performance & Hardware

• Processor: Powered by the Exynos 9110 dual-core 1.15 GHz processor.
• Storage Capacity: Equipped with 8 GB of internal flash storage for music playlists and offline apps.
• Connectivity: Bluetooth 5.0, Wi-Fi b/g/n, NFC, A-GPS/GLONASS/Beidou, and optional LTE cellular models.

4. Health, Fitness, and Safety Sensors

• Advanced Health Suite: Electrocardiogram (ECG) app, blood oxygen (SpO2) level monitoring, blood pressure monitoring, and VO2 max estimates.
• Fitness & Sleep: Advanced running analysis, automated workout tracking, and deep sleep stage recording with sleep scoring.
• Safety Features: Hard fall detection that automatically sends SOS alerts and location coordinates to designated emergency contacts.

5. Battery and Power Management

• Battery Life: Up to 56 hours of typical usage depending on model size (247 mAh on 41mm; 340 mAh on 45mm).
• Charging: WPC-based wireless magnetic charging puck.

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Technical Specifications

Building upon the foundational overview, this technical deep-dive specification sheet provides a granular look at the hardware architecture, display calibrations, sensor arrays, audio profiles, and environmental ratings of the Samsung Galaxy Watch 3.

1. Detailed Dimensions and Build Quality

• 41mm Case: 41.0 x 42.5 x 11.3 mm; Weight: ~48.2g (Stainless Steel)
• 45mm Case: 45.0 x 46.2 x 11.1 mm; Weight: ~53.8g (Stainless Steel) / ~43.0g (Titanium)
• Chassis & Materials: Stainless steel or Titanium metal frame with Corning Gorilla Glass DX.
• Durability: 5ATM + IP68 / MIL-STD-810G certified.

2. Advanced Display Specifications

• Panel Type: Super AMOLED full-color round touch display.
• Resolution: 360 x 360 pixels with full-color Always-On mode.

3. Processor and Memory Architecture

• System on Chip (SoC): Exynos 9110 Dual-Core 1.15 GHz.
• Memory: 1 GB RAM with 8 GB internal flash storage.

4. Comprehensive Sensor Suite

• Health Sensors: Electrical heart sensor (ECG), optical heart rate sensor (PPG), blood pressure monitor, SpO2 sensor, accelerometer, gyroscope.
• Environmental Sensors: Barometer, ambient light sensor.

5. Battery and Power Management

• Battery Capacity: 247 mAh (41mm) / 340 mAh (45mm) lithium-ion battery.
• Charging Station: Wireless magnetic charging puck.

6. Connectivity and Networking

• Wireless: Wi-Fi 802.11 b/g/n, Bluetooth 5.0, NFC, GPS/GLONASS/Beidou.
• Cellular Options: Optional standalone LTE carrier support.