In depth comparison and review of Amazfit T-Rex 2 and Apple Watch Ultra 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 | Amazfit T-Rex 2 | Apple Watch Ultra 2 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Zepp OS | WatchOS 10 |
| Supported Host Device OS | iOS 12 or later, Android 7.0 (Nougat) or later | iOS 17 or later |
| Activity/Sport | Multisport | Multisport, custom workouts |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Three-microphone array |
| Audio Output | - | Dual speakers |
| Width | 47.1 mm | - |
| Height | 47.1 mm | - |
| Depth | 13.65 mm | - |
| Weight | 66.5 g | - |
| Body Details | - | Case only: 61.4 g |
| Body Material | Polymer | Aerospace-grade titanium |
| Protection | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant | Water-resistant, splash-resistant, corrosion resistant, dust-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Amazfit T-Rex 2 | Apple Watch Ultra 2 |
|---|
| Sensors | Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor | Accelerometer, ambient light sensor, digital compass, depth gauge, electrical heart sensor, ECG sensor, blood oxygen sensor, gyroscope, water temperature sensor, temperature sensing, optical heart sensor (3d gen), always-on altimeter |
|---|---|---|
| Tracking Data | Distance, calories burned, sleep activity, heart rate, blood oxygen saturation, sleep stages, stress level, menstrual cycle | Distance, time, calories burned, activity, sleep activity, heart rate, blood oxygen saturation, sleep stages, menstrual cycle, ECG, ovulation phase, rapid eye movement (REM), depth |
| Modes | 150+ sports modes | Night mode |
| Goal Setting | Yes | Yes |
| Features | 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 | Call handling, store & play music, Fall detection, Emergency SOS, heart rate zones, Family Setup support, International Emergency Calling, Siren (86-decibel), Crash Detection, noise monitoring, Compass Waypoint, precision finding for iPhone, brightness: 3000 nits, flashlight boost, track detection |
| Notifications | Missed calls, calendar, incoming calls, applications | Calendar, SMS, Email, high and low heart rate, irregular rhythm, cardio fitness |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | GPS receiver | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Payment Technology | - | Apple Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Siri |
| IoT Voice Controlled | - | Direct |
| CELLULAR | Amazfit T-Rex 2 | Apple Watch Ultra 2 |
|---|
| Technology | - | WCDMA (UMTS) |
|---|---|---|
| Mobile Broadband Generation | - | 4G |
| SIM Card Type | - | Electronic SIM card (e-SIM) |
| CONNECTIVITY | Amazfit T-Rex 2 | Apple Watch Ultra 2 |
|---|
| 3M UMTS Band | - | Band 1, Band 2, Band 5, Band 10 |
|---|---|---|
| 4G LTE Band | - | Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 7, Band 8, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 39, Band 40, Band 41, Band 66 |
| Wireless Interface | Bluetooth 5.0 BLE | IEEE 802.11b/g/n, LTE, Ultra-Wideband (UWB), Bluetooth 5.3 |
| DISPLAY | Amazfit T-Rex 2 | Apple Watch Ultra 2 |
|---|
| Type | AMOLED - colour | Retina LTPO OLED - colour |
|---|---|---|
| Resolution | 454 x 454 pixels | 410 x 502 pixels |
| Screen Size | 1.39" | - |
| Pixel Density | 326 ppi | - |
| Screen Protection | - | Flat sapphire front crystal with display edge protection |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Amazfit T-Rex 2 | Apple Watch Ultra 2 |
|---|
| Type | Touch sensitive screen, touch buttons | Touch sensitive screen, customisable action button, side button, double tap gesture |
|---|
| CASE | Amazfit T-Rex 2 | Apple Watch Ultra 2 |
|---|
| Case Size | - | 49 mm |
|---|---|---|
| Case Shape | Round | Rectangular |
| Case Details | Ember black | Wild green | Desert khaki | Astro black and gold | Titanium |
| Crown Type | - | Digital with haptic feedback |
| BAND | Amazfit T-Rex 2 | Apple Watch Ultra 2 |
|---|
| Band Type | Strap | Alpine Loop |
|---|---|---|
| Band Size | - | S |
| Fits Wrist with Circumference | 140-205 mm | 130-160 mm |
| Changeable | - | Yes |
| Clasp Type | Buckle | G-hook |
| Band Material | Silicone | Textile |
| Band Colour | Ember black | Wild green | Desert khaki | Blue | Indigo | Olive | Orange/beige | Green/gray | Blue/black | Orange | White |
| STORAGE | Amazfit T-Rex 2 | Apple Watch Ultra 2 |
|---|
| Storage Capacity | - | 64 GB |
|---|
| CPU | Amazfit T-Rex 2 | Apple Watch Ultra 2 |
|---|
| Manufacturer | - | Apple |
|---|---|---|
| CPU Type | - | S9 SiP |
| Features | - | W3 Apple wireless chip, second-generation Ultra Wideband chip, 4-core Neural Engine |
| BATTERY | Amazfit T-Rex 2 | Apple Watch Ultra 2 |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Capacity | 500 mAh | - |
| Battery Life | 24 day(s) | 36 hours |
| Battery Life Details | 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 |
Normal use - up to 36 hour(s) Low power mode - up to 18 hour(s) Power saving mode - up to 72 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | 2 hour(s) | - |
| Wireless Charging | - | Yes |
| MISCELLANEOUS | Amazfit T-Rex 2 | Apple Watch Ultra 2 |
|---|
| Included Accessories | Magnetic charging dock | Magnetic fast charger to USB-C cable (1 m) |
|---|---|---|
| Preloaded Software | Zepp App | GymKit, Oceanic+, Depth app |
| Compliant Standards | MIL-STD 810G | IP6X, BFR-free, PVC-free, Beryllium-free, Mercury-free, MIL-STD-810H, EN13319, Arsenic-free |
| Specific Absorption Rate (SAR) | - | 0.22 W/kg (head) 0.43 W/kg (limb) |
| Carbon Footprint | - | 0 kg carbon emissions |
| Max Depth of Water Resistance | 100 m | 100 m |
| Max Operating Temperature | - | 55 °C |
| Min Operating Temperature | - | -20 °C |
| Manufacturer Model Number | - | A2986 |
| Warranty | 1-year warranty | - |
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