Xiaomi Amazfit T-Rex 1.3″ Smartwatch

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SKU: 1651750

Product is rated as #115 in category Consumer Electronics
  • Designed with a tough exterior for durability
  • Equipped with a 1.3-inch AMOLED color display, supports permanent activation
  • Adopts high-end Sony GPS chip, built-in high-precision dual-star positioning system, positioning is faster and more accurate
  • Built-in 390mAh battery, 20 days for daily use
  • Supports 14 professional sports modes, water resistance is 5 ATM
  • Features the Huami BioTracker PPG optical sensor, 24-hour high-precision heart rate monitoring

Xiaomi Amazfit T-Rex 1.3 Smartwatch is designed with a tough exterior for durability. Amazfit products are well known for their amazing battery life. The watch comes in four colors: rock black, army green, camo green, and khaki.

Display & Standard Certification

Firstly, the smartwatch has gained 12 military certifications, enhanced to bear harsh environments. Smartwatch has a beautiful 1.3 AMOLED colorful touch screen that makes it bright enough to be soon in sunlight. Watch has a black and white screen which makes it look expensive & shining.

Xiaomi Amazfit T-Rex 1.3″ Smartwatch Design

Secondly, in terms of design, the T-Rex smartwatch launches with a round beautiful dial design. This smartwatch also gets a 13.5 mm thickness and weighs 58 grams. Watch has four metallic buttons, two embedded on each side of the watch. Smartwatch is wearable for an outdoor and active lifestyle. The material used in the built-up of a smartwatch is polymer.

Xiaomi Amazfit T-Rex 1.3″ Smartwatch Battery

Smartwatch has deep power optimization, which gives the watch 20 days of use with a single full charge. You can keep wearing it without worrying about recharging it. T-Rex smartwatch also comes with military-grade durability standards and with long battery life.

High Precision GPS

T-Rex Smartwatch arrives with a Sony GPS chip and a built-in accurate dual-satellite positioning system. T-Rex has increased its signal efficiency, making it faster to search satellites and position them more accurately.

Sport Functions

This watch comes with 14 built-in professional sports modes and is waterproof up to 50 meters. To make the smartwatch best for your swimming experience, we also get the 5ATM waterproof resistance to 50 meters.

Health tracker & Functions

The company manufactures the smartwatch to keep the track of users’ health. This smartwatch has Biotracker PPG and bio tracking optical sensor to offer 24-hours high precision heart rate monitoring. Smartwatch also includes various functions, including weather forecast, event reminder, call reminder, app notification, and more.

9.2Expert Score
Xiaomi Amazfit T-Rex 1.3″ Smartwatch
Gizcoupon Review
Xiaomi Amazfit T-Rex 1.3" Smartwatch adopts the rugged and durable design with ATM5 water resistance and 20 days of battery life
  • 1.30inch AMOLED display
  • 20-days battery life
  • Water resistance up to 50 meters
  • Did not find

Specification: Xiaomi Amazfit T-Rex 1.3″ Smartwatch




1.3”AMOLED, Resolution 360 x 360

Touch Screen

Corning Gorilla Glass 3 + anti-fingerprint coating


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




Bluetooth 5.0/BLE


5ATM supports swimming


390mAh LiPo

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 the screen, wrist raised 30 times which activate the screen, 5 minutes of other operations. 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.GPS continuous working time: 20 hours GPS activated to track exercise and monitor heart rate

Body Material

Polymer materials

Supported devices

Android 5.0 or iOS 10.0 and above


47.7 X 47.7 X 13.5 mm


58g (with strap)

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Xiaomi Amazfit T-Rex 1.3″ Smartwatch
Xiaomi Amazfit T-Rex 1.3″ Smartwatch

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