In depth comparison and review of Garmin fēnix 5S Plus 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 | Garmin fēnix 5S Plus | Amazfit T-Rex 2 |
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Product Type | Sport watch | Smart watch |
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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 | 42 mm | 47.1 mm |
Height | 42 mm | 47.1 mm |
Depth | 15.4 mm | 13.65 mm |
Weight | 65 g | 66.5 g |
Body Material | Stainless steel, fibreglass reinforced polymer | Polymer |
Protection | Waterproof | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant |
Clock Display | Yes | Yes |
FEATURES | Garmin fēnix 5S Plus | Amazfit T-Rex 2 |
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Sensors | Accelerometer, 3-axis gyro sensor, digital compass, thermometre, barometric altimeter, optical heart sensor | Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor |
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Tracking Data | Distance, time, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, blood oxygen saturation, pace, stress level, temperature | 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 | Music remote handling, find phone function, call alerts, Bluetooth Smart technology, automatic exercise recognition, VIRB control, inactivity alert, Move IQ, Side Swipe interface, Find my Device, Downloadable workouts, store & play music, sunrise/sunset times, LiveTrack, Live Event Sharing, Live Delta Time, auto lap splits, dual grid coordinates format | 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 | Calendar, SMS, Email | 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 receiver | GPS receiver |
Payment Technology | Garmin Pay | - |
CONNECTIVITY | Garmin fēnix 5S Plus | Amazfit T-Rex 2 |
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Wireless Interface | Bluetooth, ANT+/ANT | Bluetooth 5.0 BLE |
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Bluetooth Profiles | Heart Rate Monitor (HRM) | - |
DISPLAY | Garmin fēnix 5S Plus | Amazfit T-Rex 2 |
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Type | Memory-in-Pixel LCD - colour - transflective | AMOLED - colour |
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Resolution | 240 x 240 pixels | 454 x 454 pixels |
Screen Size | 1.2" | 1.39" |
Pixel Density | - | 326 ppi |
Screen Protection | Sapphire glass | - |
Always On Display (AOD) | - | Yes |
INPUT DEVICE | Garmin fēnix 5S Plus | Amazfit T-Rex 2 |
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Type | Touch sensitive screen | Touch sensitive screen, touch buttons |
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CASE | Garmin fēnix 5S Plus | Amazfit T-Rex 2 |
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Case Size | 42 mm | - |
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Crystal Type | Domed sapphire crystal | - |
Case Shape | Round | Round |
Bezel | Stainless steel | - |
Case Details | White | Rose gold | Silver | Ember black | Wild green | Desert khaki | Astro black and gold |
BAND | Garmin fēnix 5S Plus | Amazfit T-Rex 2 |
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Band Type | Band | Strap |
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Band Width | 20 mm | - |
Fits Wrist with Circumference | 145-217 mm | 140-205 mm |
Changeable | Yes | - |
Clasp Type | Buckle | Buckle |
Band Material | Silicone | Silicone |
Band Colour | White | Black | Sea foam | Ember black | Wild green | Desert khaki |
STORAGE | Garmin fēnix 5S Plus | Amazfit T-Rex 2 |
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Storage Capacity | 16 GB | - |
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BATTERY | Garmin fēnix 5S Plus | Amazfit T-Rex 2 |
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Technology | Lithium Ion | - |
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Capacity | - | 500 mAh |
Battery Life | 7 day(s) | 24 day(s) |
Battery Life Details | GPS mode - up to 11 hour(s) GPS with Music mode - up to 4.5 hour(s) UltraTrac mode - up to 25 hour(s) Smartwatch mode - up to 7 days |
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 | Garmin fēnix 5S Plus | Amazfit T-Rex 2 |
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Included Accessories | Charging/data cable | Magnetic charging dock |
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Preloaded Software | Calendar, Chronograph, Alarm Clock, Weather, Timer, Find My Phone, Fitness Age, Move IQ, Garmin Pay, CONNECT IQ, Spotify, Find My Watch, Race App | Zepp App |
Compliant Standards | - | MIL-STD 810G |
Max Depth of Water Resistance | 100 m | 100 m |
Warranty | 1-year warranty | 1-year warranty |