Huawei Watch 2 (2018) vs Xiaomi Amazfit T-Rex Pro
Side by side comparison between Huawei Watch 2 (2018) vs Xiaomi Amazfit T-Rex Pro smartwatches, differences, pros, cons and full specifications. What's the better?
,
1.2"
AMOLED
AMOLED
390x390
N/A
768MB
RAM
RAM
Quad-core
420
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? Huawei Watch 2 (2018)
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!
12 Advantages 
4 Advantages | 17 Common items in both devices |
| 4GB (2GB available) |
| Plastic body, glass front |
| AMOLED |
| 16 million |
| Capacitive |
| Multitouch |
| Accelerometer |
| +10 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 | ||
| Huawei Watch 2 (2018) | Amazfit T-Rex Pro | |
| Change model | ||
| Model | Watch 2 (2018) | Amazfit T-Rex Pro |
| Other model names | Huawei Watch2 2018 e-sim, Huawei Leo | Mi Amazfit TRex Pro |
| Country or region available |  China |  (Global, International) |
| Brand | Huawei | Xiaomi |
| Release date | 5/1/2018 | 3/23/2021, Announced: 3/5/2021 |
| Depth | 12.6 millimeters (0.5 inches) | 13.5 millimeters (0.53 inches) |
| Size (width x height) | 45 x 48.9 millimeters (1.77 x 1.93 in) | 47.47 x 47.47 millimeters (1.87 x 1.87 in) |
| Weight | 57 grams (2 ounces) | 59 grams (2.07 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | 10 ATM: 100 meters waterproof |
📲 Display | ||
| Huawei Watch 2 (2018) | Amazfit T-Rex Pro | |
| Display type | AMOLED | AMOLED |
| Screen size | 1.2" inches | 1.3" inches |
| Screen-to-body ratio | ~21.1% (screen-to-body ratio) | ~24.2% (screen-to-body ratio) |
| Display resolution | 390x390 pixels | 360x360 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 460 PPI | 392 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Gorilla Glass 3 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Huawei Watch 2 (2018) | Amazfit T-Rex Pro | |
| System version | Android Wear 2.0 (7.1.1 Nougat) | Proprietary OS |
| Firmware update | Android Wear 2.1 (8.0 Oreo) | feature not registered |
| User Interface | feature not registered | RTOS |
⚙️ Processor | ||
| Huawei Watch 2 (2018) | Amazfit T-Rex Pro | |
| Chipset | 32bit: Qualcomm Snapdragon Wear 2100 MSM8909w (28nm) | 32bit |
| CPU | Quad-core, 1 processor: 4x 1.1GHz ARM Cortex-A7 (Quad-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | Qualcomm Adreno 304 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Huawei Watch 2 (2018) | Amazfit T-Rex Pro | |
| RAM memory | 768MB LPDDR3 | 512MB LPDDR3 |
| Internal storage | 4GB (2GB available) | 4GB (2GB available) eMCP |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Huawei Watch 2 (2018) | Amazfit T-Rex Pro | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | Not supported |
| Maximum Download / Upload | 150/50 Mbps | feature not registered |
| Network technology | 2G, 3G, 4G | feature not registered |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Dual-Band 900/1800 | Not supported |
| Primary 2G network | GSM 900/1800 | Not supported |
| Primary 3G network | TD-SCDMA 1900/2000 UMTS 900/1900/2100 | Not supported |
| Primary 4G network | LTE Cat4 (Bands 1,3,7,8) TD-LTE (Bands 39,41) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | 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 | ||
| Huawei Watch 2 (2018) | 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 | Not supported | 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 | ||
| Huawei Watch 2 (2018) | 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 | ||
| Huawei Watch 2 (2018) | Amazfit T-Rex Pro | |
| Loudspeaker | Supported | feature not registered |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | feature not registered | feature not registered |
| Audio formats | MP3, WAV, eAAC+, FLAC | feature not registered |
🔌 Connectivity | ||
| Huawei Watch 2 (2018) | Amazfit T-Rex Pro | |
| USB | Not supported | Not supported |
| Audio output | Not supported | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 4.1 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | Not supported |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Huawei Watch 2 (2018) | Amazfit T-Rex Pro | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Gyroscope Heart rate Pedometer | Accelerometer Ambient light sensor Barometer Compass Heart rate Pedometer SpO2 |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Huawei Watch 2 (2018) | Amazfit T-Rex Pro | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 420 mAh | 390 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Magnetic charging (dock) | Magnetic charging (dock) |
| Talk time autonomy | feature not registered | 432 hours (18 days) |
| Standby | feature not registered | 432 hours (18 days) |
➕ Other features | ||
| Huawei Watch 2 (2018) | 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 | Supported | Not supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | feature not registered |
| Web browser | Not supported | Not supported |
| Antenna | Internal antenna | feature not registered |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Carbon Black • Google Assistant • Workout data report • Compatible with standard 20mm straps | • 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 | ||
| Huawei Watch 2 (2018) | 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 |