In depth comparison and review of Amazfit T-Rex Pro and Garmin fēnix 7S Sapphire Solar. 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 fēnix 7S Sapphire Solar |
|---|
| 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 | Multisport |
| Wearing Style | Watch style | Watch style |
| Body Details | With band: 59.4 g | With band: 58 g Case only: 42 g |
| Body Material | Polycarbonate | Titanium, fibre-reinforced polymer |
| Protection | Water-resistant, temperature protection, salt fog protection, freezeproof | Water-resistant |
| Colours | Desert grey | - |
| Clock Display | Yes | Yes |
| FEATURES | Amazfit T-Rex Pro | Garmin fēnix 7S Sapphire Solar |
|---|
| Sensors | Ambient light sensor, 3-axis gyro sensor, geomagnetic sensor, barometric altimeter, 3-axis accelerometer, BioTracker 2 PPG biological tracking optical sensor | Accelerometer, thermometre, gyro sensor, barometric altimeter, electromagnetic compass, optical heart sensor, Pulse Ox sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, sleep activity, heart rate, blood oxygen saturation | Distance, speed, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, pace, stress level, respiratory rate, active time, water balance, temperature |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, event reminders | Music remote handling, find phone function, VIRB control, inactivity alert, Move IQ, Find my Device, Downloadable workouts, store & play music, rejecting a call, LiveTrack, Physio TrueUp, PacePro pace guidance, solar charging, animated workouts, weather information, dual grid coordinates format, Body Battery Energy Monitor |
| Notifications | SMS, incoming calls, applications | Calendar, SMS, Email, social apps, incoming calls, high and low heart rate |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo/BeiDou receiver | GPS/GLONASS/Galileo receiver |
| Payment Technology | - | Garmin Pay |
| CONNECTIVITY | Amazfit T-Rex Pro | Garmin fēnix 7S Sapphire Solar |
|---|
| Wireless Interface | Bluetooth 5.0 | Bluetooth, Wi-Fi, ANT+ |
|---|
| DISPLAY | Amazfit T-Rex Pro | Garmin fēnix 7S Sapphire Solar |
|---|
| Type | AMOLED - colour | Memory-in-Pixel LCD - colour - transflective |
|---|---|---|
| Resolution | 360 x 360 pixels | 240 x 240 pixels |
| Screen Size | 1.3" | 1.2" |
| Screen Protection | Tempered glass | Power Sapphire |
| Always On Display (AOD) | Yes | - |
| INPUT DEVICE | Amazfit T-Rex Pro | Garmin fēnix 7S Sapphire Solar |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, push buttons |
|---|
| CASE | Amazfit T-Rex Pro | Garmin fēnix 7S Sapphire Solar |
|---|
| Case Size | - | 42 mm |
|---|---|---|
| Case Shape | Round | Round |
| Bezel | - | Titanium |
| Case Back | - | Metal |
| Case Details | Meteorite black | Steel blue | Titanium carbon grey DLC | Cream gold titanium | Dark bronze titanium |
| BAND | Amazfit T-Rex Pro | Garmin fēnix 7S Sapphire Solar |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Width | 22 mm | 20 mm |
| Fits Wrist with Circumference | - | 108-182 mm |
| Changeable | - | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone rubber | Silicone |
| Band Colour | Meteorite black | Blue steel | Black | Light sand | Shale grey | Heathered cream |
| STORAGE | Amazfit T-Rex Pro | Garmin fēnix 7S Sapphire Solar |
|---|
| Storage Capacity | - | 32 GB |
|---|
| BATTERY | Amazfit T-Rex Pro | Garmin fēnix 7S Sapphire Solar |
|---|
| Technology | Lithium polymer | Lithium Ion |
|---|---|---|
| Capacity | 390 mAh | - |
| Battery Life | 18 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 11 days Smartwatch mode (with solar) - up to 14 days Battery Saver Watch Mode - up to 38 days Battery Saver Watch Mode (with solar) - up to 87 days GPS mode - up to 37 hour(s) GPS mode (with solar) - up to 46 hour(s) All satellite systems mode - up to 26 hours All satellite systems mode (with solar) - up to 30 hours All satellite systems with music mode - up to 7 hour(s) Max Battery GPS Mode - up to 90 hour(s) Max Battery GPS Mode (with solar) - up to 162 hour(s) Expedition GPS Mode - up to 26 days Expedition GPS Mode (with solar) - up to 43 days |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | 1.5 hour(s) | - |
| MISCELLANEOUS | Amazfit T-Rex Pro | Garmin fēnix 7S Sapphire Solar |
|---|
| Included Accessories | Magnetic charging dock | Charging/data cable |
|---|---|---|
| SAR Value | - | 0.32 W/kg (body), 0.32 W/kg (limb) |
| Max Depth of Water Resistance | 100 m | 100 m |
| Max Operating Temperature | 70 °C | 45 °C |
| Min Operating Temperature | -40 °C | -20 °C |
| Warranty | 1-year warranty | - |
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