Asus ZenWatch (WI500Q) vs Xiaomi Amazfit T-Rex
Side by side comparison between Asus ZenWatch (WI500Q) vs Xiaomi Amazfit T-Rex smartwatches, differences, pros, cons and full specifications. What's the better?
,
1.63"
AMOLED
AMOLED
320x320
N/A
512MB
RAM
RAM
Single-core
370
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
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 
10 Advantages | 11 Common items in both devices |
| 512MB / 512MB LPDDR3 |
| AMOLED |
| 16 million |
| Capacitive |
| Multitouch |
| Accelerometer |
| Heart rate |
| +4 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 | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| Change model | ||
| Model | ZenWatch (WI500Q) | Amazfit T-Rex |
| Other model names | ASUS ZenWatch WI500Q, ASUS ZenWatch 1 | Mi Amazfit TRex |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Asus | Xiaomi |
| Release date | 10/1/2014 | 1/9/2020, Announced: 1/1/2020 |
| Depth | 9.4 millimeters (0.37 inches) | 13.5 millimeters (0.53 inches) |
| Size (width x height) | 39.8 x 50.6 millimeters (1.57 x 1.99 in) | 47.47 x 47.47 millimeters (1.87 x 1.87 in) |
| Weight | 75 grams (2.63 ounces) | 58 grams (2.03 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | IP55 certified: dust resistant and protection from short-term exposure to water jets | 5 ATM: 50 meters waterproof |
📲 Display | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| Display type | AMOLED | AMOLED |
| Screen size | 1.63" inches | 1.3" inches |
| Screen-to-body ratio | ~42.6% (screen-to-body ratio) | ~24.2% (screen-to-body ratio) |
| Display resolution | 320x320 pixels | 360x360 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 278 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 | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| 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 | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| Chipset | 32bit: Qualcomm Snapdragon 400 APQ8026 | 32bit |
| CPU | Single-core, 1 processor: 1x 1.2GHz ARM Cortex-A7 (Single-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 | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| RAM memory | 512MB | 512MB LPDDR3 |
| Internal storage | 4GB (3GB available) | 4GB (2GB available) eMCP |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| 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 | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| 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 | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| 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 | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| 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 | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| 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 |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| Sensors | Accelerometer Gyroscope Heart rate Pedometer | Accelerometer Ambient light sensor Compass Heart rate Pedometer SpO2 |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 370 mAh | 390 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Magnetic charging (dock) |
| Talk time autonomy | feature not registered | 20 hours |
| Standby | feature not registered | 480 hours (20 days) |
➕ Other features | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| 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: Silver, Rose gold • Watch strap colors: Brown (leather) • Asus Zen UI • Cetified IP55: dust resistance and protection from short-term exposure to water jets • MicroUSB only battery charging • No speaker, It only has vibrate and a mic | • 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 |
☢️ Radiation rate | ||
| Asus ZenWatch (WI500Q) | Amazfit T-Rex | |
| 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 |