Amazfit T Rex Ultra
VS
Garmin Vivofit 4
Feature Comparison
Time and method of release
Time and method of release
| Availability Status | Available, released to market | Available |
|---|
Aesthetic features
Aesthetic features
| Size and Dimensions | 47.3 x 47.3 x 13.45 mm | - |
|---|---|---|
| Product Weight | 89g (with strap) | Regular Model: 25 g / Large Model: 25.5 g |
Body material and design
Body material and design
| Compatible SIM Card Types | No | - |
|---|---|---|
| Other Body Features | Stainless steel body / Plastic frame / Water resistant up to 10 ATM (100 meters deep) |
Display
Display
| Display Technology | ||
|---|---|---|
| Screen Size | 1.39 inch | 0.43 x 0.43 inch |
| Display Resolution | ||
| Display Technical Details | 1000 nits peak brightness | - |
| Multi-Touch Capability | - | No |
Operating system or software platform
Operating system or software platform
| OS Version | Proprietary Zepp OS 2.0 compatible with Android 7.0 and later and iOS version 12.0 and later | - |
|---|
Storage memory
Storage memory
| Internal Memory Capacity | - |
|---|
Audio features
Audio features
| Alert Type | Vibrate | - |
|---|---|---|
| Speaker Type | No | - |
Battery capacity and performance
Battery capacity and performance
| Battery Type and Capacity | Non-removable 500 mAh battery (fully charged in 2 hours) | Two replaceable SR43 batteries |
|---|---|---|
| Battery Standby Time | Up to 50 days (watch mode only) / Up to 25 days (battery saver mode) / Up to 20 days (normal usage) / Up to 9 days (heavy usage) / Up to 46 hours (GPS on) | - |
Capabilities
Capabilities
| Smart Sensors | Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability, Accelerometer, Gyroscope, Geomagnetic sensor, Altimeter, Ambient light sensor | Accelerometer |
|---|---|---|
| Messaging Method | Received notification announcement / Display text messages | - Display notifications |
| Other Features and Capabilities | Supports 162 sport modes, heart rate monitoring, blood oxygen level measurement, sleep monitoring, stress monitoring, pedometer, phone and calendar notification display, date and time display, watch face customization, weather display, music control, interchangeable strap | Step counting / Distance traveled calculation / Calories burned calculation |
Network connections
Network connections
| Communication Technologies | No cellular connectivity | - |
|---|
Connections
Connections
| Wireless Network Type | No | |
|---|---|---|
| Bluetooth Support | ||
| GPS Support | Yes | No |
| NFC Support | No | - |
| USB Connections Type | No, charges with proprietary magnetic charger | - |
Miscellaneous
Miscellaneous
| Available Color Options | Black, Light Brown | Black, White |
|---|
Disclaimer: Information on this page may need review. If you notice any discrepancies, please report them
User Rating Comparison
Amazfit T Rex Ultra
0
/10
from total 1 Vote
Garmin Vivofit 4
0
/10
from total 1 Vote
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