Watch Samsung Galaxy Fit 3 R390 40mm BT - Silver

Key technical specifications.

Display: 1.6-inch (40.0 mm) rectangular AMOLED screen. Connectivity: Bluetooth v5.3 (no cellular connection or standalone Wi-Fi). Dimensions and weight: 42.9 x 28.8 x 9.9 mm; weight 18.5 grams (excluding strap). Battery: 208 mAh battery, lasting up to 13 days with normal use, or 2 to 4 days with heavier use (such as with Always-On Display). Durability: 5ATM water resistance (up to 50 meters) and IP68 protection against dust and water. Sensors: Accelerometer, barometer, gyroscope, optical heart rate sensor, and light sensor. Key features for fitness and daily use – Activity tracking: Supports over 100 different workout modes with automatic recognition of basic exercises. Health monitoring: Continuous heart rate monitoring, blood oxygen (SpO₂) measurement, and detailed sleep coaching. Smart notifications: Synchronizes calls, text messages, and app notifications directly from a paired smartphone. Safety features: Built-in fall detection and SOS emergency function. Hardware and software limitations – No standalone GPS: The Fit 3 lacks built-in GPS and relies on your phone's location data to map outdoor runs. No voice calling hardware: The device has no built-in speaker or microphone; while you can accept or reject incoming calls, you cannot make calls via the tracker itself. No contactless payments: There is no NFC hardware, meaning the device cannot be used for contactless payment services. Closed ecosystem: The device runs on its own lightweight operating system instead of Google's Wear OS; this means you cannot download third-party apps, such as Spotify