📱 Model features |
| Xiaomi Redmi Watch (WT01) | Xiaomi Amazfit T-Rex |
Model | Redmi Watch (WT01) | Amazfit T-Rex |
Other model names | 小米Redmi 手表 REDMIWT01, REDMI-WT01 | Mi Amazfit TRex |
Country or region available |  China |  (Global, International) |
Brand | Xiaomi | Xiaomi |
Release date | 11/26/2020 | 1/9/2020, Announced: 1/1/2020 |
Depth | 11.9 millimeters (0.47 inches) | 13.5 millimeters (0.53 inches) |
Size (width x height) | 35 x 41 millimeters (1.38 x 1.61 in) | 47.47 x 47.47 millimeters (1.87 x 1.87 in) |
Weight | 22 grams (.77 ounces) | 58 grams (2.03 ounces) |
Build, materials | Plastic body, glass front | Plastic body, glass front |
Protection against water and others | 5 ATM: 50 meters waterproof | 5 ATM: 50 meters waterproof |
🤖 Operating System |
| Xiaomi Redmi Watch (WT01) | Xiaomi Amazfit T-Rex |
System version | Proprietary OS | Proprietary OS |
Firmware update | feature not registered | feature not registered |
User Interface | feature not registered | RTOS |
⚙️ Processor |
| Xiaomi Redmi Watch (WT01) | Xiaomi Amazfit T-Rex |
Chipset | 32bit | 32bit |
CPU | Single-core, 1 processor: Single-core | Single-core, 1 processor: Single-core |
GPU graphical controller | 3D GPU | feature not registered |
Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage |
| Xiaomi Redmi Watch (WT01) | Xiaomi Amazfit T-Rex |
RAM memory | feature not registered | 512MB LPDDR3 |
Internal storage | Not supported | 4GB (2GB available) eMCP |
External storage | Not supported | Not supported |
📲 Display |
| Xiaomi Redmi Watch (WT01) | Xiaomi Amazfit T-Rex |
Display type | TFT IPS LCD | AMOLED |
Screen size | 1.4" inches | 1.3" inches |
Screen-to-body ratio | ~44.1% (screen-to-body ratio) | ~24.2% (screen-to-body ratio) |
Display resolution | 320x320 pixels (1:1) | 360x360 pixels |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 323 PPI | 392 PPI |
Colors | 260 thousand | 16 million |
Scratch-resistant glass | Not supported | Gorilla Glass 3 |
Refresh rate | feature not registered | 60Hz |
Display features | 350nits[typ] | Not supported |
📶 Mobile networks |
| Xiaomi Redmi Watch (WT01) | Xiaomi 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 detailsCollapse 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 |
| Xiaomi Redmi Watch (WT01) | Xiaomi 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 | 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 |
| Xiaomi Redmi Watch (WT01) | Xiaomi 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 |
| Xiaomi Redmi Watch (WT01) | Xiaomi 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 | feature not registered | feature not registered |
Audio formats | MP3, eAAC+ | feature not registered |
🔌 Connectivity |
| Xiaomi Redmi Watch (WT01) | Xiaomi Amazfit T-Rex |
USB | Not supported | Not supported |
Audio output | Not supported | Not supported |
TV output | Not supported | Not supported |
Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
WiFi | Not supported | Not supported |
DLNA | Not supported | Not supported |
GPS | Not supported | A-GPS, GeoTagging, GLONASS |
NFC | Supported | Not supported |
Infrared port | Not supported | Not supported |
🧭 Sensors |
| Xiaomi Redmi Watch (WT01) | Xiaomi Amazfit T-Rex |
Sensors | Accelerometer Barometer Compass Gyroscope Heart rate Pedometer | Accelerometer Ambient Light sensor Compass Heart rate Pedometer SpO2 |
Vibrating alert | Supported | Supported |
🔋 Battery |
| Xiaomi Redmi Watch (WT01) | Xiaomi Amazfit T-Rex |
Battery type | Li-Ion: Lithium-Ion (Non removable) | LiPo: Li-Ion polymer (Non removable) |
Battery capacity | 230 mAh | 390 mAh |
Charger, watts | Wired charging | Wired charging |
Wireless charging | Magnetic charging (dock) | Magnetic charging (dock) |
Talk time autonomy | feature not registered | 20 hours |
Standby | 240 hours (10 days) | 480 hours (20 days) |
➕ Other features |
| Xiaomi Redmi Watch (WT01) | Xiaomi Amazfit T-Rex |
Call control | Not supported | 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 | HTML, XHTML, HTML5 | Not supported |
Antenna | feature not registered | feature not registered |
Qwerty physical keyboard | Not supported | Not supported |
Miscellaneous | • Colors: Black, Blue, Ivory • Strap/bands: Black, Blue, Ivory, Olive • 2.5D curved display • Android/iOS compatible • Watch faces (+200) | • 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 |
| Xiaomi Redmi Watch (WT01) | Xiaomi 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 |