In depth comparison and review of LG G Watch W100 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 | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Android Wear 1.0 | Zepp OS |
| Supported Host Device OS | Android 4.3 (Jelly Bean) or later | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | - | Watch style |
| Audio Input | Microphone | - |
| Width | - | 47.1 mm |
| Height | - | 47.1 mm |
| Depth | - | 13.65 mm |
| Weight | - | 66.5 g |
| Body Details | Wrist strap: 22 mm | - |
| Body Material | Stainless steel | Polymer |
| Protection | Dustproof, waterproof | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant |
| Colours | Titan black | White gold | - |
| Clock Display | - | Yes |
| FEATURES | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| Sensors | Accelerometer, pedometer, digital compass, gyro sensor, motion sensor | Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | - | Distance, calories burned, sleep activity, heart rate, blood oxygen saturation, sleep stages, stress level, menstrual cycle |
| Modes | Airplane mode | 150+ sports modes |
| Goal Setting | - | Yes |
| Features | Music remote handling, charging terminals | 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 | - | Missed calls, calendar, incoming calls, applications |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS receiver |
| CELLULAR | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| Messaging Services | SMS | - |
|---|---|---|
| Supported Mobile Messaging Services | SMS | - |
| CONNECTIVITY | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| Wireless Interface | Bluetooth 4.0 | Bluetooth 5.0 BLE |
|---|
| DISPLAY | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| Type | IPS - colour | AMOLED - colour |
|---|---|---|
| Resolution | 280 x 280 pixels | 454 x 454 pixels |
| Screen Size | 1.65" | 1.39" |
| Pixel Density | 240 ppi | 326 ppi |
| Colour Depth | 18-bit (262000 Colours) | - |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| Type | Touch sensitive screen (multi-touch) | Touch sensitive screen, touch buttons |
|---|
| CASE | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| Case Shape | - | Round |
|---|---|---|
| Case Details | - | Ember black | Wild green | Desert khaki | Astro black and gold |
| BAND | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| Band Type | - | Strap |
|---|---|---|
| Fits Wrist with Circumference | - | 140-205 mm |
| Clasp Type | - | Buckle |
| Band Material | - | Silicone |
| Band Colour | - | Ember black | Wild green | Desert khaki |
| STORAGE | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| Storage Capacity | 4 GB | - |
|---|
| RAM | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| RAM Size | 512 MB | - |
|---|
| CPU | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| Manufacturer | Qualcomm | - |
|---|---|---|
| CPU Type | Snapdragon 400 | - |
| Clock Speed | 1.2 GHz | - |
| BATTERY | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Capacity | 400 mAh | 500 mAh |
| Battery Life | 36 hours | 24 day(s) |
| 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 |
| Rechargeable Battery | - | Yes |
| Recharge Time | - | 2 hour(s) |
| MISCELLANEOUS | LG G Watch W100 | Amazfit T-Rex 2 |
|---|
| Included Accessories | - | Magnetic charging dock |
|---|---|---|
| Preloaded Software | Stopwatch, Voice Command, Alarm Clock, Google Calendar Sync, Google Now | Zepp App |
| Compliant Standards | IP67 | MIL-STD 810G |
| Max Depth of Water Resistance | - | 100 m |
| Warranty | - | 1-year warranty |
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