Amazfit T-Rex Pro vs. Garmin Approach G12

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Amazfit T-Rex Pro and Garmin Approach G12. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.

Smartwatch Specifications Comparison

Amazfit T-Rex Pro vs. Garmin Approach G12 Comparison Chart
GENERAL Amazfit T-Rex Pro Garmin Approach G12
Product Type Smart watch Sport watch
Supported Host Device OS iOS 10 or later, Android 5.0 (Lollipop) or later iOS, Android
Activity/Sport Multisport Golf
Wearing Style Watch style Clothing
Width - 45.8 mm
Height - 51.3 mm
Depth - 12.4 mm
Weight - 25.1 g
Body Details With band: 59.4 g -
Body Material Polycarbonate -
Protection Water-resistant, temperature protection, salt fog protection, freezeproof -
Colours Desert grey -
Clock Display Yes -
FEATURES Amazfit T-Rex Pro Garmin Approach G12
Sensors Ambient light sensor, 3-axis gyro sensor, geomagnetic sensor, barometric altimeter, 3-axis accelerometer, BioTracker 2 PPG biological tracking optical sensor Odometer
Tracking Data Distance, calories burned, sleep activity, heart rate, blood oxygen saturation Distance, golf shot distance, stroke data
Goal Setting Yes -
Features Music remote handling, event reminders Sunlight readable, Bluetooth Smart technology
Notifications SMS, incoming calls, applications -
Vibrating Alert Yes -
Navigation (GPS) GPS/GLONASS/Galileo/BeiDou receiver -
CONNECTIVITY Amazfit T-Rex Pro Garmin Approach G12
Wireless Interface Bluetooth 5.0 Bluetooth
DISPLAY Amazfit T-Rex Pro Garmin Approach G12
Type AMOLED - colour Monochrome
Resolution 360 x 360 pixels 175 x 175 pixels
Screen Size 1.3" -
Dimensions (WxH) - 23 mm x 23 mm
Screen Protection Tempered glass -
Always On Display (AOD) Yes -
INPUT DEVICE Amazfit T-Rex Pro Garmin Approach G12
Type Touch sensitive screen Push buttons
CASE Amazfit T-Rex Pro Garmin Approach G12
Case Shape Round Circular
Case Details Meteorite black | Steel blue -
BAND Amazfit T-Rex Pro Garmin Approach G12
Band Type Band -
Band Width 22 mm -
Clasp Type Buckle -
Band Material Silicone rubber -
Band Colour Meteorite black | Blue steel -
BATTERY Amazfit T-Rex Pro Garmin Approach G12
Technology Lithium polymer Lithium Ion
Capacity 390 mAh -
Battery Life 18 day(s) 30 hours
Battery Life Details Typical usage - up to 18 days
Heavy usage - up to 9 days
GPS mode - up to 40 hour(s)
GPS mode - up to 30 hour(s)
Rechargeable Battery Yes Yes
Recharge Time 1.5 hour(s) -
MISCELLANEOUS Amazfit T-Rex Pro Garmin Approach G12
Included Accessories Magnetic charging dock Charging/data cable
Compliant Standards - IEC 60529 IPX7
Max Depth of Water Resistance 100 m -
Max Operating Temperature 70 °C 60 °C
Min Operating Temperature -40 °C -20 °C
Warranty 1-year warranty 1-year warranty
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