Xiaomi Amazfit T-Rex vs Asus Zenwatch 2 (WI502Q)
Side by side comparison between Xiaomi Amazfit T-Rex vs Asus Zenwatch 2 smartwatches, differences, pros, cons and full specifications. What's the better?
,
1.3"
AMOLED
AMOLED
360x360
N/A
512MB
RAM
RAM
Single-core
390
mAh
mAh
(Non removable)
vs
1.45"
AMOLED
AMOLED
280x280
N/A
512MB
RAM
RAM
Quad-core
290
mAh
mAh
(Non removable)
What's the better smartwatch? Xiaomi Amazfit T-Rex
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 
9 Advantages | 9 Common items in both devices |
| AMOLED |
| 16 million |
| Capacitive |
| Multitouch |
| Accelerometer |
| Pedometer |
| LiPo: li-ion polymer (Non removable) / Li-Ion: lithium-ion (Non removable) |
| +2 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 | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| Change model | ||
| Model | Amazfit T-Rex | Zenwatch 2 (WI502Q) |
| Other model names | Mi Amazfit TRex | Asus Zenwatch 2 WI502Q (45mm), M6E69S, M6E69X, MEC23U, MWD59 |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Xiaomi | Asus |
| Release date | 1/9/2020, Announced: 1/1/2020 | 9/1/2015 |
| Depth | 13.5 millimeters (0.53 inches) | 11.8 millimeters (0.46 inches) |
| Size (width x height) | 47.47 x 47.47 millimeters (1.87 x 1.87 in) | 37.2 x 45.2 millimeters (1.46 x 1.78 in) |
| Weight | 58 grams (2.03 ounces) | 56 grams (1.96 ounces) |
| Build, materials | Plastic body, glass front | Stainless steel and plastic body, glass front |
| Protection against water and others | 5 ATM: 50 meters waterproof | IP67 certified: dust proof and waterproof over 1 meter and 30min |
📲 Display | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| Display type | AMOLED | AMOLED |
| Screen size | 1.3" inches | 1.45" inches |
| Screen-to-body ratio | ~24.2% (screen-to-body ratio) | ~40.3% (screen-to-body ratio) |
| Display resolution | 360x360 pixels | 280x280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 392 PPI | 273 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 3 |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| System version | Proprietary OS | Android Wear 1.3 (5.1.1 Lollipop) |
| Firmware update | feature not registered | Android Wear 2.1 (8.0 Oreo) |
| User Interface | RTOS | feature not registered |
⚙️ Processor | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| Chipset | 32bit | 32bit: Qualcomm Snapdragon 400 MSM8926 (28nm) |
| CPU | Single-core, 1 processor: Single-core | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | feature not registered | Qualcomm Adreno 305 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| RAM memory | 512MB LPDDR3 | 512MB LPDDR |
| Internal storage | 4GB (2GB available) eMCP | 4GB (1.5GB available) eMMC 4.5 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| 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 | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| 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 | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| 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 | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| Loudspeaker | feature not registered | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | feature not registered | MP4 |
| Audio formats | feature not registered | MP3, WAV, WMA, OGG, eAAC+ |
🔌 Connectivity | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| USB | Not supported | Not supported |
| Audio output | Not supported | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.1 + A2DP |
| WiFi | Not supported | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| Sensors | Accelerometer Ambient light sensor Compass Heart rate Pedometer SpO2 | Accelerometer Gyroscope Pedometer |
| Vibrating alert | Supported | Not supported |
🔋 Battery | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 390 mAh | 290 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Magnetic charging (dock) | feature not registered |
| Talk time autonomy | 20 hours | feature not registered |
| Standby | 480 hours (20 days) | 48 hours (2 days) |
➕ Other features | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| Call control | Not supported | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), E-mail | SMS, MMS, E-mail, Push mail |
| Hands-free calling | Not supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | feature not registered | feature not registered |
| Web browser | Not supported | HTML, XHTML, HTML5 |
| Antenna | feature not registered | Not supported |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Gray, Camouflage, Army green, Khaki • Watch band: 22mm • BioTracker PPG • 14 sports mode • AppZepp app • Compatible with Android 5.0/iOS 10 and above | • Colors: Gunmetal, Silver, Rose gold • Compatible with standard 18mm straps • Bands options: Rubber, Leather and Metal • 2.5D glass screen |
☢️ Radiation rate | ||
| Amazfit T-Rex | Asus Zenwatch 2 (WI502Q) | |
| 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 |