

















The Amazfit T-Rex 3 is a rugged outdoor smartwatch for outdoor and fitness athletes. Engineered to endure with over 3 weeks of battery life, it withstands temperatures from 158°F to -22°F, and waterproof to 328 feet. The 1.5 inch face features a bright 2,000 nit screen to display GPS maps, workout data, and sleep recovery information. T-Rex 3 has best-in-class data privacy and GPS disablement for total privacy, and convenient AI guided voice control for easy adjusting of watch settings and speech-to-text message replies.
-
Large 1.5″ display, 1.88″ (48mm) case, 2,000 nits brightness
-
Over 3 weeks of battery life during typical use
-
Dual-band GPS with detailed maps, and tracking disablement
-
170+ built-in sport modes, 400 alternative faces
-
Built-in mic for AI voice control & speech-to-text message replies
- Colors: Onyx, Lava
- Dimensions (without heart rate base): 48.5 x 48.5 x 13.75 mm
- Weight (without strap): 68.3g
- Body Material: Stainless steel bezel and polymer middle frame
- Buttons: 4 buttons for navigation
- Water Resistance: 10 ATM (can withstand pressures equivalent to 100m underwater)
- Diving Certifications: EN13319, ISO 6425, GB/T 18828 (suitable for freediving up to 147 feet)
- Microphone & Motor: Supports microphone; includes linear motor (likely for haptic feedback)
Strap
- Material: Liquid silicone
- Width: 22mm
- Wrist Size: Fits wrists between 145mm and 210mm
- Buckle: Classic pin buckle
Display
- Material: AMOLED display
- Size: 1.5"
- Resolution: 480 x 480 pixels (high pixel density at 322 PPI)
- Touchscreen Protection: Gorilla Glass for durability
Battery
- Capacity: 700mAh
- Charging Method: Magnetic charging base
- Charging Time: Approx. 3 hours
-
Battery Life:
- Typical Use: Up to 27 days
- Battery Saver Mode: Up to 40 days
- Clock Mode: Up to 81 days
- Heavy Use: Up to 13 days
- GPS Mode: Up to 42 hours
- Power Saving GPS Mode: Up to 72 hours
- Max GPS Battery Life: Up to 180 hours
- Low Temperature Mode: GPS on for 28 hours, GPS off for 32 days
Sensors
- Health: BioTracker™ PPG biometric sensor (measures heart rate, blood oxygen levels)
- Movement: Acceleration sensor, Gyroscope sensor, Geomagnetic sensor, Barometric altimeter
- Environmental: Ambient light sensor, Temperature sensor
- Positioning: Dual-band & 6 satellite positioning systems (likely for more accurate GPS)
Connectivity
- WiFi: 2.4GHz
- Bluetooth: 5.2, BLE (Bluetooth Low Energy)
Packing List
- Smartwatch (with standard strap)
- Magnetic charging base (no USB Type-C cable included)
- Instruction manual
Supported Devices & App
- Supported Devices: Android 7.0 or above, iOS 14.0 or above
- App: Zepp App (for tracking and managing smartwatch settings)