Amazfit T-Rex

12 Military Certifications
Rugged Body
20-day Battery Life
AMOLED Display

  • Description
  • Specification

12 Military Grade Certifications Resistant to Harsh Environments
Robustness and reliability are particularly important for outdoor smartwatches. Amazfit T-Rex passed 12 military grade certifications, ensuring its robustness and resistance to harsh environments.

20-Day Ultra-Long Battery Life Fighting The Wilderness with You
A new circuit design especially developed for Amazfit T-Rex, an advanced low power-consumption chip, and a deep power optimization give the Amazfit T-Rex a longer battery life. Stays with the user over the long haul, allowing you to wear it without worry and never think about charging.

1.3-Inch AMOLED Color Screen and Always-On Display
Choose A Watch Face to Match Your Personality
The Amazfit T-Rex uses a 1.3-inch AMOLED color screen which supports always-on display, making important information available simply by raising your wrist. Moreover, the variety of gorgeous watch faces allows you to fully express your personality.


  • Dimensions

    47.7 X 47.7 X 13.5 mm
  • Weight

    58g (with strap)
  • Waterproofing

    5ATM, supports swimming
  • Screen

    1.3”AMOLED, Resolution 360 x 360
  • Touch Screen

    Corning Gorilla Glass 3 + anti-fingerprint coating
  • Sensors

    BioTrackerTM PPG Bio-Tracking Optical Sensor
    3-axis acceleration sensor
    Geomagnetic sensor
    Ambient light sensor
  • Positioning

  • Connectivity

    Bluetooth 5.0/BLE
  • Battery

    390mAh LiPo (Minimum value)
  • Accessories

    Magnetic charging base, user manual
  • Charging method

    Magnetic, 2pin pogo pin charging
  • Theoretical Charging Time

    Magnetic, 2pin pogo pin charging
  • Battery Life

    Daily use mode:20 days Heart rate monitoring always on, sleep monitoring; GPS turned on for 13 minutes a day, 150 messages pushed daily which activate screen, wrist raised 30 times which activate screen, 5 minutes of other operations.GPS continuous working time: 20 hours GPS activated to track exercise and monitor heart rate.
  • Basic watch mode: 66 days Bluetooth connection to phone turned off, heart rate monitoring and other functions, screen activated by wrist tilt 100 times a day.
  • Body Material

    Polymer materials
  • Supported devices

    Android 5.0 or iOS 10.0 and above

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