In depth comparison and review of Garmin Legacy Hero Series First Avenger and Amazfit T-Rex Pro. 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 | Garmin Legacy Hero Series First Avenger | Amazfit T-Rex Pro |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | iOS 10 or later, Android 5.0 (Lollipop) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Width | 45.1 mm | - |
| Height | 45.1 mm | - |
| Depth | 12.8 mm | - |
| Weight | 50.5 g | - |
| Body Details | - | With band: 59.4 g |
| Body Material | Stainless steel, fibre-reinforced polymer | Polycarbonate |
| Protection | Water-resistant | Water-resistant, temperature protection, salt fog protection, freezeproof |
| Colours | - | Desert grey |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Legacy Hero Series First Avenger | Amazfit T-Rex Pro |
|---|
| Sensors | Accelerometer, thermometre, altimeter, gyro sensor, electromagnetic compass, optical heart sensor, Pulse Ox sensor | Ambient light sensor, 3-axis gyro sensor, geomagnetic sensor, barometric altimeter, 3-axis accelerometer, BioTracker 2 PPG biological tracking optical sensor |
|---|---|---|
| Tracking Data | Distance, time, calories burned, sleep activity, heart rate, steps taken, floors climbed, blood oxygen saturation, stress level, menstrual cycle, breathing rate, hydration | Distance, calories burned, sleep activity, heart rate, blood oxygen saturation |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, find phone function, idle alert, HR zones, Move IQ, Garmin Connect compatible, Find my Device, store & play music, rejecting a call, Garmin Elevate, TrueUp, Body Battery, animated workouts | Music remote handling, event reminders |
| Notifications | SMS, incoming calls | SMS, incoming calls, applications |
| Vibrating Alert | - | Yes |
| Navigation (GPS) | GPS/GLONASS/Galileo receiver | GPS/GLONASS/Galileo/BeiDou receiver |
| Payment Technology | Garmin Pay | - |
| CONNECTIVITY | Garmin Legacy Hero Series First Avenger | Amazfit T-Rex Pro |
|---|
| Wireless Interface | Bluetooth, Wi-Fi, NFC, ANT+ | Bluetooth 5.0 |
|---|
| DISPLAY | Garmin Legacy Hero Series First Avenger | Amazfit T-Rex Pro |
|---|
| Type | Memory-in-Pixel LCD - colour | AMOLED - colour |
|---|---|---|
| Resolution | 260 x 260 pixels | 360 x 360 pixels |
| Screen Size | 1.3" | 1.3" |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | Tempered glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin Legacy Hero Series First Avenger | Amazfit T-Rex Pro |
|---|
| Type | Touch sensitive screen, touch buttons | Touch sensitive screen |
|---|
| CASE | Garmin Legacy Hero Series First Avenger | Amazfit T-Rex Pro |
|---|
| Case Size | 45 mm | - |
|---|---|---|
| Case Shape | Round | Round |
| Bezel | Brushed stainless steel | - |
| Case Back | Polymer | - |
| Case Details | Silver / midnight blue | Meteorite black | Steel blue |
| BAND | Garmin Legacy Hero Series First Avenger | Amazfit T-Rex Pro |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Width | 22 mm | 22 mm |
| Fits Wrist with Circumference | 135-200 mm | - |
| Clasp Type | Buckle | Buckle |
| Band Material | Tactical leather | Silicone rubber |
| Band Colour | Brown | Meteorite black | Blue steel |
| BATTERY | Garmin Legacy Hero Series First Avenger | Amazfit T-Rex Pro |
|---|
| Technology | Lithium polymer | Lithium polymer |
|---|---|---|
| Capacity | - | 390 mAh |
| Battery Life | 8 day(s) | 18 day(s) |
| Battery Life Details | Smartwatch mode - up to 8 days GPS mode - up to 18 hour(s) Smartwatch with music mode - up to 7.5 hour(s) GPS with Music mode - up to 6 hour(s) |
Typical usage - up to 18 days Heavy usage - up to 9 days GPS mode - up to 40 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | - | 1.5 hour(s) |
| MISCELLANEOUS | Garmin Legacy Hero Series First Avenger | Amazfit T-Rex Pro |
|---|
| Included Accessories | Charging/data cable | Magnetic charging dock |
|---|---|---|
| Preloaded Software | Garmin Pay, Garmion Connect IQ | - |
| Max Depth of Water Resistance | 50 m | 100 m |
| Max Operating Temperature | 60 °C | 70 °C |
| Min Operating Temperature | -20 °C | -40 °C |
| Warranty | - | 1-year warranty |
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