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Xiaomi Amazfit T-Rex vs Apple Watch 3 Nike+ (42mm 4G)

Side by side comparison between Xiaomi Amazfit T-Rex vs Apple Watch 3 Nike+ smartwatches, differences, pros, cons and full specifications. What's the better?

,
Xiaomi Amazfit T-Rex
1.3"
AMOLED

360x360

N/A
MP

512MB
RAM

32bit Single

390
mAh

(Non removable)

vs
14PointsApple Watch 3 Nike+ (42mm 4G)Compare Xiaomi Amazfit T-Rex X
Apple Watch 3 Nike+ (42mm 4G)
1.65"
AMOLED

390x312

N/A
MP

768MB
RAM

32bit Dual

352
mAh

(Non removable)

What's the better smartwatch? Apple Watch 3 Nike+ (42mm 4G)

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!

Amazfit T-Rex6 Advantages Xiaomi Amazfit T-RexvsWatch 3 Nike+ (42mm 4G)14 Advantages Apple Watch 3 Nike+ (42mm 4G)
+360x360 pixels7%
Higher resolution screen
vs390x312 pixels
+392 PPI29%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs303 PPI
+CompassAdvantage
Sensors help you use the device
vsNot supported
+SpO2Advantage
Sensors help you use the device
vsNot supported
+390 mAh11%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs352 mAh
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs4.2 + A2DP
512MB LPDDR3vs+768MB LPDDR450%
More RAM memory. Typically more responsive and better for multitasking.
4GB (2GB available)vs+16GB (10GB available)4 times
More internal storage for applications and files
58 grams (2.03 ounces)vs+35 grams (1.23 ounces)66%
Lighter
13.5 millimeters (0.53 inches)vs+11.4 millimeters (0.45 inches)18%
Thinner
Plastic body, glass frontvs+Aluminum body, glass front, ceramic backAdvantage
More resistant material
1.3"vs+1.65"27%
Larger screen
10 appsvs+1400000 apps (App Store)139999 times
More apps available to download and use
Not supportedvs+4G LTEAdvantage
The 4G LTE network is newer and faster
(Not supported) vs+(4G LTE) 150 MbpsAdvantage
Faster for surfing the internet and download files
Not supportedvs+BarometerAdvantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
Not supportedvs+Hands-free callingAdvantage
Hands-free calling is useful when you are driving and on other occasions
Not supportedvs+802.11 b/g/n (2.4Ghz)Advantage
WiFi 802.11 b/g/n (2.4Ghz) is newer and faster
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely

15 Common items in both devices
AMOLED
16 million
Capacitive
Multitouch
Accelerometer
Ambient Light sensor
Heart rate
+8 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

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
ModelAmazfit T-RexWatch 3 Nike+ (42mm 4G)
Other model namesMi Amazfit TRexApple Watch Series 3 Nike+ GPS + Cellular (4G LTE) 16GB
Country or region available(Global, International)
(Global, International)
(Global, International)
(Global, International)
BrandXiaomiApple
Release date1/9/2020, Announced: 1/1/20209/22/2017
Depth13.5 millimeters (0.53 inches)11.4 millimeters (0.45 inches)
Size (width x height)47.47 x 47.47 millimeters (1.87 x 1.87 in)36.4 x 42.5 millimeters (1.43 x 1.67 in)
Weight58 grams (2.03 ounces)35 grams (1.23 ounces)
Build, materialsPlastic body, glass frontAluminum body, glass front, ceramic back
Protection against water and others5 ATM: 50 meters waterproof5 ATM: 50 meters waterproof

🤖 Operating System

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
System versionProprietary OSWatchOS 4.0
Firmware updatefeature not registeredWatchOS 5.0
User InterfaceRTOSfeature not registered

⚙️ Processor

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
Chipset32bit32bit - Apple S3 (28nm)
CPUSingle-Core, 1 processor:
Single-Core
Dual-Core, 1 processor:
1GHz Dual-Core ARM Cortex-A7
GPU graphical controllerfeature not registeredPowerVR G6200
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
RAM memory512MB LPDDR3768MB LPDDR4
Internal storage4GB (2GB available)
eMCP
16GB (10GB available)
External storageNot supportedNot supported

📲 Display

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
Display typeAMOLEDAMOLED
Screen size1.3" inches1.65" inches
Screen-to-body ratio~24.2% (screen-to-body ratio)~55.4% (screen-to-body ratio)
Display resolution360x360 pixels390x312 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)392 PPI303 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Scratch-resistant glass
Refresh rate60Hzfeature not registered
Display featuresNot supportedfeature not registered

📶 Mobile networks

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
Dual-SIMNot supportedNot supported
SIM cardNot supported1 slot (Single-SIM)
e-SIM (Eletronic)
Maximum download/uploadfeature not registered150/50 Mbps
Network technologyfeature not registered2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM MHz bandNot supportedQuad-Band 850/900/1800/1900
Primary 2G networkNot supportedGSM 850/900/1800/1900
Primary 3G networkNot supportedA1891 model (Europe,Australia):
UMTS 800/850/900/2100
A1861 model (USA,LATAM,Canada):
UMTS 800/850/1700/1900
A1892 model (China):
UMTS 2100
Primary 4G networkNot supportedLTE Cat4
A1891 model (Europe,Australia):
LTE (Bands 1,3,5,7,8,18,19,20,26)
A1861 model (USA,LATAM,Canada):
LTE (Bands 2,4,5,12,13,17,18,19,25,26)
TD-LTE (Bands 41)
A1892 model (China):
LTE (Bands 1,3)
TD-LTE (Bands 39,40,41)
Primary 5G networkNot supportedNot supported
Primary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported

📷 Camera

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
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

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
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

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
Loudspeakerfeature not registeredSupported
Active noise cancellationNot supportedNot supported
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsfeature not registeredMP4, H.264, H.263
Audio formatsfeature not registeredMP3, WAV, eAAC+, FLAC

🔌 Connectivity

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
USBNot supportedNot supported
Audio outputNot supportedNot supported
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE4.2 + A2DP
WiFiNot supported802.11 b/g/n (2.4Ghz)
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS
NFCNot supportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
SensorsAccelerometer
Ambient Light sensor
Compass
Heart rate
Pedometer
SpO2
Accelerometer
Ambient Light sensor
Barometer
Gyroscope
Heart rate
Pedometer
Vibrating alertSupportedSupported

🔋 Battery

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
Battery typeLiPo: Li-Ion polymer (Non removable)Li-Ion: Lithium-Ion (Non removable)
Battery capacity390 mAh352 mAh
Charger, watts Standard charging
Magnetic charging (dock)
Standard charging
Magnetic charging (dock)
Talk time autonomy20 hours18 hours
Standby480 hours (20 days)feature not registered

➕ Other features

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
Call controlNot supportedNot supported
MessagingSMS (T9), E-mailSMS, E-mail
Hands-free callingNot supportedSupported
Video callingNot supportedNot supported
Ringtonesfeature not registeredPolyphonic and customized
Web browserNot supportedNot supported
Antennafeature not registeredInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous- 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
- Colors: Silver, Space Gray
- Sport Band or Nike Sport Band
- 1000 nits screen
- 3D Touch display
- Siri

☢️ Radiation rate

Xiaomi Amazfit T-RexApple Watch 3 Nike+ (42mm 4G)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.52W/kg (head), 0.34W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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