📱 Model features |
| Realme Watch 2 | Xiaomi Amazfit T-Rex |
| Model | Watch 2 | Amazfit T-Rex |
| Other model names | Realme Watch 2 (RMW2008) | Mi Amazfit TRex |
| Country or region available | 
(Global, International) |
(Global, International) |
| Brand | Realme | Xiaomi |
| Release date | 5/1/2021 | 1/9/2020, Announced: 1/1/2020 |
| Depth | 12.2 millimeters (0.48 inches) | 13.5 millimeters (0.53 inches) |
| Size (width x height) | 25.8 x 35.7 millimeters (1.02 x 1.41 in) | 47.47 x 47.47 millimeters (1.87 x 1.87 in) |
| Weight | 38 grams (1.33 ounces) | 58 grams (2.03 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 | 5 ATM: 50 meters waterproof |
🤖 Operating System |
| Realme Watch 2 | 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 |
| Realme Watch 2 | Xiaomi Amazfit T-Rex |
| Chipset | 32bit | 32bit |
| CPU | Single-Core, 1 processor:
Single-Core | Single-Core, 1 processor:
Single-Core |
| GPU graphical controller | feature not registered | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage |
| Realme Watch 2 | 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 |
| Realme Watch 2 | Xiaomi Amazfit T-Rex |
| Display type | TFT IPS LCD | AMOLED |
| Screen size | 1.4" inches | 1.3" inches |
| Screen-to-body ratio | ~68.6% (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 | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 3 |
| Refresh rate | 60Hz | 60Hz |
| Display features | 600nits[typ] | Not supported |
📶 Mobile networks |
| Realme Watch 2 | 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 |
| Realme Watch 2 | 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 |
| Realme Watch 2 | 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 |
| Realme Watch 2 | 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 | MP3 | feature not registered |
| Audio formats | MP3, eAAC+ | feature not registered |
🔌 Connectivity |
| Realme Watch 2 | 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 | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors |
| Realme Watch 2 | Xiaomi Amazfit T-Rex |
| Sensors | Accelerometer
Heart rate
SpO2 | Accelerometer
Ambient Light sensor
Compass
Heart rate
Pedometer
SpO2 |
| Vibrating alert | Supported | Supported |
🔋 Battery |
| Realme Watch 2 | Xiaomi Amazfit T-Rex |
| Battery type | LiPo: Li-Ion polymer (Non removable) | LiPo: Li-Ion polymer (Non removable) |
| Battery capacity | 315 mAh | 390 mAh |
| Charger, watts | Standard charging
Magnetic charging (dock) | Standard charging
Magnetic charging (dock) |
| Talk time autonomy | feature not registered | 20 hours |
| Standby | feature not registered | 480 hours (20 days) |
➕ Other features |
| Realme Watch 2 | 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 | Not supported | feature not registered |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | - Colors: Black
- Silicon straps colors: black, red, blue, green
- Straps compatible: 22mm
- Smart notifications
- Smart AIoT Control
- Watch Faces
- 90 Sports Modes | - 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 |
| Realme Watch 2 | 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 |