In depth comparison and review of Amazfit T-Rex Pro and Garmin Approach S42. 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.
| GENERAL | Amazfit T-Rex Pro | Garmin Approach S42 |
|---|
| 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 | Watch style |
| Width | - | 43.4 mm |
| Height | - | 43.4 mm |
| Depth | - | 11.7 mm |
| Weight | - | 43 g |
| Body Details | With band: 59.4 g | - |
| Body Material | Polycarbonate | - |
| Protection | Water-resistant, temperature protection, salt fog protection, freezeproof | Waterproof |
| Colours | Desert grey | - |
| Clock Display | Yes | Yes |
| FEATURES | Amazfit T-Rex Pro | Garmin Approach S42 |
|---|
| Sensors | Ambient light sensor, 3-axis gyro sensor, geomagnetic sensor, barometric altimeter, 3-axis accelerometer, BioTracker 2 PPG biological tracking optical sensor | Accelerometer, gyro sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, sleep activity, heart rate, blood oxygen saturation | Distance, time, calories burned, activity, sleep activity, steps taken |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, event reminders | Find phone function, sunlight readable, Bluetooth Smart technology, inactivity alert, Garmin Connect compatible, Find my Device, TrueUp, Garmin AutoShot, TruSwing, weather information, 42000+ preloaded courses |
| Notifications | SMS, incoming calls, applications | Calendar, incoming calls, applications |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo/BeiDou receiver | GPS receiver |
| CONNECTIVITY | Amazfit T-Rex Pro | Garmin Approach S42 |
|---|
| Wireless Interface | Bluetooth 5.0 | Bluetooth |
|---|
| DISPLAY | Amazfit T-Rex Pro | Garmin Approach S42 |
|---|
| Type | AMOLED - colour | Memory-in-Pixel LCD - colour |
|---|---|---|
| Resolution | 360 x 360 pixels | 240 x 240 pixels |
| Screen Size | 1.3" | 1.2" |
| Screen Protection | Tempered glass | - |
| Always On Display (AOD) | Yes | - |
| INPUT DEVICE | Amazfit T-Rex Pro | Garmin Approach S42 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Amazfit T-Rex Pro | Garmin Approach S42 |
|---|
| Case Shape | Round | Round |
|---|---|---|
| Bezel | - | Metal |
| Case Details | Meteorite black | Steel blue | Gunmetal | Polished silver | Rose gold |
| BAND | Amazfit T-Rex Pro | Garmin Approach S42 |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Width | 22 mm | - |
| Fits Wrist with Circumference | - | 125-202 mm |
| Changeable | - | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone rubber | Silicone |
| Band Colour | Meteorite black | Blue steel | Black | White | Light sand |
| STORAGE | Amazfit T-Rex Pro | Garmin Approach S42 |
|---|
| Storage Capacity | - | 64 MB |
|---|
| BATTERY | Amazfit T-Rex Pro | Garmin Approach S42 |
|---|
| Technology | Lithium polymer | Lithium Ion |
|---|---|---|
| Capacity | 390 mAh | - |
| Battery Life | 18 day(s) | 10 day(s) |
| Battery Life Details | Typical usage - up to 18 days Heavy usage - up to 9 days GPS mode - up to 40 hour(s) |
Smartwatch mode - up to 10 days GPS mode - up to 15 hours |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | 1.5 hour(s) | - |
| MISCELLANEOUS | Amazfit T-Rex Pro | Garmin Approach S42 |
|---|
| Included Accessories | Magnetic charging dock | Charging/data cable |
|---|---|---|
| Max Depth of Water Resistance | 100 m | 50 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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