LG G Watch W100 vs Xiaomi Amazfit T-Rex Pro
Side by side comparison between LG G Watch W100 vs Xiaomi Amazfit T-Rex Pro smartwatches, differences, pros, cons and full specifications. What's the better?
,
1.65"
IPS
IPS
280x280
N/A
512MB
RAM
RAM
Quad-core
400
mAh
mAh
(Non removable)
vs
1.3"
AMOLED
AMOLED
360x360
N/A
512MB
RAM
RAM
Single-core
390
mAh
mAh
(Non removable)
What's the better smartwatch? Xiaomi Amazfit T-Rex Pro
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
5 Advantages 
12 Advantages | 10 Common items in both devices |
| 512MB / 512MB LPDDR3 |
| 4GB (2GB available) |
| 16 million |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| +3 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| Change model | ||
| Model | LG G Watch W100 | Amazfit T-Rex Pro |
| Other model names | LG Watch W100, LG W100 Smartwatch | Mi Amazfit TRex Pro |
| Country or region available | feature not registered |  (Global, International) |
| Brand | LG | Xiaomi |
| Release date | 6/25/2014 | 3/23/2021, Announced: 3/5/2021 |
| Depth | 10 millimeters (0.39 inches) | 13.5 millimeters (0.53 inches) |
| Size (width x height) | 37.9 x 46.5 millimeters (1.49 x 1.83 in) | 47.47 x 47.47 millimeters (1.87 x 1.87 in) |
| Weight | 63 grams (2.21 ounces) | 59 grams (2.07 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | IP67 certified: dust proof and waterproof over 1 meter and 30min | 10 ATM: 100 meters waterproof |
📲 Display | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| Display type | TFT IPS LCD | AMOLED |
| Screen size | 1.65" inches | 1.3" inches |
| Screen-to-body ratio | ~49.8% (screen-to-body ratio) | ~24.2% (screen-to-body ratio) |
| Display resolution | 280x280 pixels | 360x360 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 240 PPI | 392 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 3 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| System version | Android Wear 4.4W1 KitKat | Proprietary OS |
| Firmware update | Android Wear 1.1 (5.1.1 Lollipop) | feature not registered |
| User Interface | feature not registered | RTOS |
⚙️ Processor | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| Chipset | 32bit: Qualcomm Snapdragon 400 APQ8026 | 32bit |
| CPU | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | Qualcomm Adreno 305 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| RAM memory | 512MB | 512MB LPDDR3 |
| Internal storage | 4GB (2GB available) | 4GB (2GB available) eMCP |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| Dual-SIM | Not supported | Not supported |
| SIM card | Not supported | Not supported |
| Maximum Download / Upload | feature not registered | feature not registered |
| Network technology | feature not registered | feature not registered |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Not supported |
| Primary 2G network | Not supported | Not supported |
| Primary 3G network | Not supported | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | Not supported | Not supported |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| Back camera (main camera) | Not supported | Not supported |
| Main camera resolution | Not supported | Not supported |
| Video recording (primary) | Not supported | Not supported |
| Flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Not supported | Not supported |
| Touch focus | Not supported | Not supported |
| Image stabilization | feature not registered | Not supported |
| Zoom | Not supported | Not supported |
| Face/smile detection | Not supported | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| Loudspeaker | feature not registered | feature not registered |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | feature not registered |
| Audio formats | MP3, WAV, eAAC+ | feature not registered |
🔌 Connectivity | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| USB | Not supported | Not supported |
| Audio output | Not supported | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 5.0 + A2DP/LE |
| WiFi | Not supported | Not supported |
| DLNA | Not supported | Not supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| Sensors | Accelerometer Compass Gyroscope | Accelerometer Ambient light sensor Barometer Compass Heart rate Pedometer SpO2 |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 400 mAh | 390 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Magnetic charging (dock) |
| Talk time autonomy | 30 hours (1.3 days) | 432 hours (18 days) |
| Standby | 100 hours (4.2 days) | 432 hours (18 days) |
➕ Other features | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| Call control | Voice dialing, Voice recorder, Voice commands | Not supported |
| Messaging | SMS, E-mail | SMS (T9), E-mail |
| Hands-free calling | Not supported | Not supported |
| Video calling | Not supported | Not supported |
| Ringtones | feature not registered | feature not registered |
| Web browser | Not supported | Not supported |
| Antenna | Internal antenna | feature not registered |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Watch colors: Black, Black and gold • Watchband colors: Black, White • MicroUSB only battery charging • No speaker, It only has vibrate and a mic | • Colors: Black, Gray, Blue • Watch band: 22mm • BioTracker PPG • 100 sports mode • AppZepp app • Compatible with Android 5.0/iOS 10 and above |
☢️ Radiation rate | ||
| LG G Watch W100 | Amazfit T-Rex Pro | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |