Realme Watch 2 vs Xiaomi Amazfit T-Rex
Side by side comparison between Realme Watch 2 vs Xiaomi Amazfit T-Rex smartwatches, differences, pros, cons and full specifications. What's the better?
,
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 
9 Advantages | 16 Common items in both devices |
| Not supported / 4GB (2GB available) |
| Plastic body, glass front |
| 60Hz |
| 16 million |
| Proprietary OS |
| Capacitive |
| Multitouch |
| +9 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 | ||
| Realme Watch 2 | Amazfit T-Rex | |
| Change model | ||
| 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 |
📲 Display | ||
| Realme Watch 2 | 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 |
🤖 Operating System | ||
| Realme Watch 2 | 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 | 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 | Amazfit T-Rex | |
| RAM memory | feature not registered | 512MB LPDDR3 |
| Internal storage | Not supported | 4GB (2GB available) eMCP |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Realme Watch 2 | 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 | ||
| Realme Watch 2 | 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 | 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 | 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 | 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 | 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 | 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 | Wired charging | Wired charging |
| Inductive / wireless charging | Magnetic charging (dock) | Magnetic charging (dock) |
| Talk time autonomy | feature not registered | 20 hours |
| Standby | feature not registered | 480 hours (20 days) |
➕ Other features | ||
| Realme Watch 2 | 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 | 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 |