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Realme Watch vs Xiaomi Amazfit T-Rex

Side by side comparison between Realme Watch vs Xiaomi Amazfit T-Rex smartwatches, differences, pros, cons and full specifications. What's the better?

Realme Watch




32bit Single


(Non removable)

09PointsXiaomi Amazfit T-RexCompare Realme Watch X
Xiaomi Amazfit T-Rex




32bit Single


(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!

16 Common items in both devices
Not supported / 4GB (2GB available)
Plastic body, glass front
16 million
Proprietary OS
+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 differencesClear highlight

📱 Model features

Realme WatchXiaomi Amazfit T-Rex
ModelWatchAmazfit T-Rex
Other model namesRealme Watch (RMA161)Mi Amazfit TRex
Country or region available(Global, International)
(Global, International)
(Global, International)
(Global, International)
Release date6/5/20201/9/2020, Announced: 1/1/2020
Depth11.8 millimeters (0.46 inches)13.5 millimeters (0.53 inches)
Size (width x height)25.6 x 36.5 millimeters (1.01 x 1.44 in)47.47 x 47.47 millimeters (1.87 x 1.87 in)
Weight31 grams (1.09 ounces)58 grams (2.03 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersIP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant5 ATM: 50 meters waterproof

🤖 Operating System

Realme WatchXiaomi Amazfit T-Rex
System versionProprietary OSProprietary OS
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredRTOS

⚙️ Processor

Realme WatchXiaomi Amazfit T-Rex
CPUSingle-Core, 1 processor:
Single-Core, 1 processor:
GPU graphical controllerfeature not registeredfeature not registered
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Realme WatchXiaomi Amazfit T-Rex
RAM memoryfeature not registered512MB LPDDR3
Internal storageNot supported4GB (2GB available)
External storageNot supportedNot supported

📲 Display

Realme WatchXiaomi Amazfit T-Rex
Screen size1.4" inches1.3" inches
Screen-to-body ratio~67.7% (screen-to-body ratio)~24.2% (screen-to-body ratio)
Display resolution320x320 pixels (1:1)360x360 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)323 PPI392 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Gorilla Glass 3
Refresh rate60Hz60Hz
Display features380nits[typ]Not supported

📶 Mobile networks

Realme WatchXiaomi Amazfit T-Rex
Dual-SIMNot supportedNot supported
SIM cardNot supportedNot supported
Maximum download/uploadfeature not registeredfeature not registered
Network technologyfeature not registeredfeature not registered
Frequency, bandsExpand band detailsCollapse details
GSM MHz bandNot supportedNot supported
Primary 2G networkNot supportedNot supported
Primary 3G networkNot supportedNot supported
Primary 4G networkNot supportedNot supported
Primary 5G networkNot supportedNot supported
Primary data networkNot supportedNot supported
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported

📷 Camera

Realme WatchXiaomi Amazfit T-Rex
Back camera (main camera)Not supportedNot supported
Main camera resolutionNot supportedNot supported
Video recording (primary)Not supportedNot supported
FlashNot supportedNot supported
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusNot supportedNot supported
Touch focusNot supportedNot supported
Image stabilizationNot supportedNot supported
ZoomNot supportedNot supported
Face/smile detectionNot supportedNot supported
BSI sensorNot supportedNot supported
HDRNot supportedNot supported
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Realme WatchXiaomi Amazfit T-Rex
Front camera (secondary)Not supportedNot supported
Front camera resolutionNot supportedNot supported
Video recording (secondary)Not supportedNot supported
Front flashNot supportedNot supported
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

Realme WatchXiaomi Amazfit T-Rex
Loudspeakerfeature not registeredfeature not registered
Active noise cancellationNot supportedNot supported
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP3feature not registered
Audio formatsMP3, eAAC+feature not registered

🔌 Connectivity

Realme WatchXiaomi Amazfit T-Rex
USBNot supportedNot supported
Audio outputNot supportedNot supported
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFiNot supportedNot supported
DLNANot supportedNot supported
GPSNot supportedA-GPS, GeoTagging, GLONASS
NFCNot supportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Realme WatchXiaomi Amazfit T-Rex
Heart rate
Ambient Light sensor
Heart rate
Vibrating alertSupportedSupported

🔋 Battery

Realme WatchXiaomi Amazfit T-Rex
Battery typeLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity160 mAh390 mAh
Charger, watts Standard charging
Magnetic charging (dock)
Standard charging
Magnetic charging (dock)
Talk time autonomyfeature not registered20 hours
Standbyfeature not registered480 hours (20 days)

➕ Other features

Realme WatchXiaomi Amazfit T-Rex
Call controlNot supportedNot supported
MessagingSMS, E-mailSMS (T9), E-mail
Hands-free callingNot supportedNot supported
Video callingNot supportedNot supported
Ringtonesfeature not registeredfeature not registered
Web browserHTML, XHTML, HTML5Not supported
AntennaNot supportedfeature not registered
Qwerty physical keyboardNot supportedNot supported
Miscellaneous- Colors: Black
- Silicon straps colors: black, red, blue, green
- Straps compatible: 20mm
- Smart notifications
- Watch Faces
- 14 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 WatchXiaomi Amazfit T-Rex
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered

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