In depth comparison and review of Suunto 9 and Amazfit T-Rex 2. 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 | Suunto 9 | Amazfit T-Rex 2 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Operating System | - | Zepp OS |
| Supported Host Device OS | iOS, Android | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | Multisport | Multisport |
| Wearing Style | Watch style | Watch style |
| Width | 50 mm | 47.1 mm |
| Height | 50 mm | 47.1 mm |
| Depth | 16.8 mm | 13.65 mm |
| Weight | 81 g | 66.5 g |
| Body Material | Glass fibre reinforced polyamide | Polymer |
| Protection | Water-resistant | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Suunto 9 | Amazfit T-Rex 2 |
|---|
| Sensors | Accelerometer, digital compass, barometric altimeter, optical heart sensor | Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | Calories burned, activity, sleep activity, heart rate, steps taken, stress level, sleep duration, recovery time, sleep quality score | Distance, calories burned, sleep activity, heart rate, blood oxygen saturation, sleep stages, stress level, menstrual cycle |
| Modes | - | 150+ sports modes |
| Goal Setting | Yes | Yes |
| Features | VO2 max, Bluetooth Smart technology, alarm, countdown timer, weather information, Route guidance | Camera remote control, find phone function, flashlight, alarm, realtime location tracking, weather information, event reminders, PAI Health Assessment System, pomodoro timer, stopwatch timer, PeakBeats workout status algorithm, OxygenBeats algorithm, ExerSense algorithm, SomnusCare, Dual-band navigation |
| Notifications | SMS, social apps, incoming calls | Missed calls, calendar, incoming calls, applications |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo/BeiDou/QZSS receiver | GPS receiver |
| CONNECTIVITY | Suunto 9 | Amazfit T-Rex 2 |
|---|
| Wireless Interface | Bluetooth | Bluetooth 5.0 BLE |
|---|
| DISPLAY | Suunto 9 | Amazfit T-Rex 2 |
|---|
| Type | LED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 320 x 300 pixels | 454 x 454 pixels |
| Screen Size | - | 1.39" |
| Pixel Density | - | 326 ppi |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Suunto 9 | Amazfit T-Rex 2 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, touch buttons |
|---|
| CASE | Suunto 9 | Amazfit T-Rex 2 |
|---|
| Crystal Type | Sapphire crystal | - |
|---|---|---|
| Case Shape | Round | Round |
| Bezel | Stainless steel | - |
| Case Details | White | Ember black | Wild green | Desert khaki | Astro black and gold |
| BAND | Suunto 9 | Amazfit T-Rex 2 |
|---|
| Band Type | Strap | Strap |
|---|---|---|
| Band Width | 24 mm | - |
| Fits Wrist with Circumference | 130-220 mm | 140-205 mm |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | White | Ember black | Wild green | Desert khaki |
| BATTERY | Suunto 9 | Amazfit T-Rex 2 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 500 mAh |
| Battery Life | 14 day(s) | 24 day(s) |
| Battery Life Details | Watch mode - up to 14 days Activity tracking mode - up to 7 days Training mode/GPS on - up to 170 hours |
Typical usage - up to 24 days Battery safe mode - up to 45 days Heavy usage - up to 10 days Accurate mode (with GPS) - up to 26 hour(s) Balanced mode (with GPS) - up to 50 hour(s) Power saving mode (with GPS) - up to 58 hour(s) Ultra-low temperature (with GPS) - up to 10 hour(s) Ultra-low temperature (without GPS) - up to 9 days |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | - | 2 hour(s) |
| MISCELLANEOUS | Suunto 9 | Amazfit T-Rex 2 |
|---|
| Included Accessories | Charging cable | Magnetic charging dock |
|---|---|---|
| Preloaded Software | SuuntoPlus | Zepp App |
| Compliant Standards | MIL-STD 810H | MIL-STD 810G |
| Max Depth of Water Resistance | 100 m | 100 m |
| Max Operating Temperature | 55 °C | - |
| Min Operating Temperature | -20 °C | - |
| Warranty | 2-year warranty | 1-year warranty |
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