In depth comparison and review of Garmin D2 Delta S 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 D2 Delta S | 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 |
| 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 | Fibre-reinforced polymer | Polymer |
| Protection | Waterproof | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin D2 Delta S | Amazfit T-Rex 2 |
|---|
| Sensors | Accelerometer, thermometre, gyro sensor, heart rate, barometric altimeter, 3-axis compass | Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, stress level | 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, HRmax, camera remote control, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device, store & play music, Garmin Elevate, TrueUp | 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, Email | Missed calls, calendar, incoming calls, applications |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS receiver | GPS receiver |
| Payment Technology | Garmin Pay | - |
| CONNECTIVITY | Garmin D2 Delta S | Amazfit T-Rex 2 |
|---|
| Wireless Interface | Bluetooth, Wi-Fi, ANT+ | Bluetooth 5.0 BLE |
|---|
| DISPLAY | Garmin D2 Delta S | Amazfit T-Rex 2 |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | AMOLED - colour |
|---|---|---|
| Resolution | 240 x 240 pixels | 454 x 454 pixels |
| Screen Size | 1.2" | 1.39" |
| Pixel Density | - | 326 ppi |
| Screen Protection | Domed sapphire crystal | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin D2 Delta S | Amazfit T-Rex 2 |
|---|
| Type | Touch buttons | Touch sensitive screen, touch buttons |
|---|
| CASE | Garmin D2 Delta S | Amazfit T-Rex 2 |
|---|
| Case Size | 42 mm | - |
|---|---|---|
| Case Shape | Round | Round |
| Bezel | Stainless steel | - |
| Case Back | Metal | - |
| Case Details | Rose gold-tone | Ember black | Wild green | Desert khaki | Astro black and gold |
| BAND | Garmin D2 Delta S | Amazfit T-Rex 2 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 20 mm | - |
| Fits Wrist with Circumference | - | 140-205 mm |
| Changeable | Yes | - |
| Clasp Type | Buckle | Buckle |
| Band Material | Leather | Silicone |
| Band Colour | Beige | Ember black | Wild green | Desert khaki |
| STORAGE | Garmin D2 Delta S | Amazfit T-Rex 2 |
|---|
| Storage Capacity | 16 GB | - |
|---|
| BATTERY | Garmin D2 Delta S | Amazfit T-Rex 2 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 500 mAh |
| Battery Life | 7 day(s) | 24 day(s) |
| Battery Life Details | Smartwatch mode - up to 7 days GPS mode - up to 11 hour(s) GPS with Music mode - up to 4.5 hour(s) UltraTrac mode - up to 25 hour(s) |
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 D2 Delta S | Amazfit T-Rex 2 |
|---|
| Included Accessories | Charging/data cable, silicone wrist strap (white) | Magnetic charging dock |
|---|---|---|
| Preloaded Software | Garmin Pay, Garmin Pilot | Zepp App |
| Compliant Standards | - | MIL-STD 810G |
| Max Depth of Water Resistance | 100 m | 100 m |
| Warranty | - | 1-year warranty |
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