Xiaomi Amazfit T-Rex Pro vs Apple Watch 2 (Edition 38mm)
Side by side comparison between Xiaomi Amazfit T-Rex Pro vs Apple Watch 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
1.5"
AMOLED
AMOLED
340x272
N/A
512MB
RAM
RAM
Dual-core
273
mAh
mAh
(Non removable)
What's the better smartwatch? Apple Watch 2 (Edition 38mm)
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!
8 Advantages 
9 Advantages | 14 Common items in both devices |
| 512MB LPDDR3 |
| AMOLED |
| 16 million |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient Light sensor |
| +7 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 Pro | Apple Watch 2 (Edition 38mm) | |
| Change model | ||
| Model | Amazfit T-Rex Pro | Watch 2 (Edition 38mm) |
| Other model names | Mi Amazfit TRex Pro | Apple Watch Edition Series 2 Ceramic A1816 38mm, iWatch S2 |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Xiaomi | Apple |
| Release date | 3/23/2021, Announced: 3/5/2021 | 12/1/2016 |
| 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) | 34 x 39.2 millimeters (1.34 x 1.54 in) |
| Weight | 59 grams (2.07 ounces) | 40 grams (1.4 ounces) |
| Build, materials | Plastic body, glass front | Ceramic body, glass front |
| Protection against water and others | 10 ATM: 100 meters waterproof | 5 ATM: 50 meters waterproof |
📲 Display | ||
| Amazfit T-Rex Pro | Apple Watch 2 (Edition 38mm) | |
| Display type | AMOLED | AMOLED |
| Screen size | 1.3" inches | 1.5" inches |
| Screen-to-body ratio | ~24.2% (screen-to-body ratio) | ~53.1% (screen-to-body ratio) |
| Display resolution | 360x360 pixels | 340x272 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 392 PPI | 290 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Sapphire Glass |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Amazfit T-Rex Pro | Apple Watch 2 (Edition 38mm) | |
| System version | Proprietary OS | WatchOS 3.0 |
| Firmware update | feature not registered | WatchOS 5.0 |
| User Interface | RTOS | feature not registered |
⚙️ Processor | ||
| Amazfit T-Rex Pro | Apple Watch 2 (Edition 38mm) | |
| Chipset | 32bit | 32bit: Apple S2 (28nm) |
| CPU | Single-core, 1 processor: Single-core | Dual-core, 1 processor: 2x 780MHz ARM Cortex-A7 (Dual-core) |
| GPU graphical controller | feature not registered | PowerVR G6200 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Amazfit T-Rex Pro | Apple Watch 2 (Edition 38mm) | |
| RAM memory | 512MB LPDDR3 | 512MB LPDDR3 |
| Internal storage | 4GB (2GB available) eMCP | 8GB (5GB available) |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Amazfit T-Rex Pro | Apple Watch 2 (Edition 38mm) | |
| 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 Pro | Apple Watch 2 (Edition 38mm) | |
| 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 Pro | Apple Watch 2 (Edition 38mm) | |
| 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 Pro | Apple Watch 2 (Edition 38mm) | |
| 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, H.264, H.263 |
| Audio formats | feature not registered | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Amazfit T-Rex Pro | Apple Watch 2 (Edition 38mm) | |
| USB | Not supported | Not supported |
| Audio output | Not supported | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | Not supported | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Amazfit T-Rex Pro | Apple Watch 2 (Edition 38mm) | |
| Sensors | Accelerometer Ambient Light sensor Barometer Compass Heart rate Pedometer SpO2 | Accelerometer Ambient Light sensor Gyroscope Heart rate Pedometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Amazfit T-Rex Pro | Apple Watch 2 (Edition 38mm) | |
| Battery type | LiPo: Li-Ion polymer (Non removable) | Li-Ion: Lithium-Ion (Non removable) |
| Battery capacity | 390 mAh | 273 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Magnetic charging (dock) | Magnetic charging (dock) |
| Talk time autonomy | 432 hours (18 days) | 18 hours |
| Standby | 432 hours (18 days) | feature not registered |
➕ Other features | ||
| Amazfit T-Rex Pro | Apple Watch 2 (Edition 38mm) | |
| Call control | Not supported | Not supported |
| Messaging | SMS (T9), E-mail | SMS, E-mail |
| Hands-free calling | Not supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | feature not registered | feature not registered |
| Web browser | Not supported | Not supported |
| Antenna | feature not registered | Not supported |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Gray, Blue • Watch band: 22mm • BioTracker PPG • 100 sports mode • AppZepp app • Compatible with Android 5.0/iOS 10 and above | • Colors: White • White Sport band • 1000 nits screen • 3D Touch display • Siri • Requires an iPhone 5s/iOS 11 or later |
☢️ Radiation rate | ||
| Amazfit T-Rex Pro | Apple Watch 2 (Edition 38mm) | |
| 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 |