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  • Military Standard: Amazfit T-Rex smartwatch passed 12 military grade certifications, ensuring its robustness and resistance to harsh environments.
  • Ultra-Long Battery Life: A deep power optimization give the Amazfit T-Rex a longer battery life of up to 20 hours on a single charge with continuous GPS & 20 days with daily use. Stays with the user over the long haul.
  • Powerful Always-On Display: The Amazfit T-Rex uses a 1.3″ AMOLED color screen which supports always-on display, making important information available simply by raising your wrist.
  • High-Precision GPS: T-Rex uses a high-end Sony GPS chip and built-in highly precise dual-satellite positioning system. Signal efficiency has been significantly increased, making satellite search faster and positioning more accurate.
  • Water Resistant: The Amazfit T-Rex has 14 built-in professional sports modes and is rated waterproof to 5ATM (50 Meters).


Eligible for same day delivery


1 year manufacturer warranty


Amazfit T-Rex Smartwatch
5 Colors


1. Waterproofing is tested according to the gb/t 30106-2013 standard, and meets the 5atm atmospheric pressure waterproofing standard. This Product report number: qt1909070.

2. Battery life tests conducted in-lab, results may vary according to usage, settings, and many other factors.

3. Triathlon sport mode will be added by OTA upgrade.


1. The product images and screen contents on the pages above are for the purpose of illustration only. The actual product (including but not limited to appearance, color, size) and screen display contents (including but not limited to background, UI, and pictures) may be slightly different, so the actual product shall prevail.

2. The data on the pages above are theoretical values. All data, unless otherwise specified, is provided by internal laboratories or suppliers, and is obtained under specific test conditions. Actual use may vary slightly due to individual product differences, software versions, use conditions, and environmental factors, so actual usage data shall prevail.

3. To provide the most accurate product information, specifications, and product characteristics, our company may adjust and revise the text descriptions, images, and other content on the pages above at any time to match actual product performance, specifications, indexes, parts and other information. Because of real-time changes in product batches and production and supply factors, we will not specifically notify you in the event of the modifications and necessary adjustments described above.

Brand Amazfit
Model T-Rex
Part Number A1919Black
Color Black
Type Smart Watch
Band Black
OS Compatibility Android 5.0 or iOS 10.0 and above
Sensors BioTracker PPG Bio-Tracking Optical Sensor 3-axis acceleration sensor Geomagnetic sensor Ambient light sensor
Water Resistance 5ATM, supports swimming
Screen Size 1.3"
Screen Resolution 360 x 360
Display Technology AMOLED
Touch Screen Support Corning Gorilla Glass 3 + anti-fingerprint coating
Bluetooth Bluetooth 5.0/BLE
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. 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.
Battery Type 390mAh LiPo (Minimum value)
Specification Positioning: GPS + GLONASS Accessories: Magnetic charging base, user manual Charging method: Magnetic, 2pin pogo pin charging Body Material: Polymer materials
Features 12 Military Grade Certifications Resistant To Harsh Environments 20-Day Ultra-Long Battery Life Fighting The Wilderness with You 1.3-Inch AMOLED Color Screen and Always-On Display Choose A Watch Face to Match Your Personality High-Precision GPS Dual-Satellite Positioning Optimized Efficiency, Faster and More Accurate Positioning Water Resistant to 50 Meters 14 Sports Modes All-Day Heart Rate Monitoring Focusing On Your Health

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