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Product comparison · 2 smartwatches

Amazfit T-Rex 3 Pro vs Samsung Galaxy Watch8 SM-L320NDAAXSA smartwatch / sport watch

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  • 18specifications compared
  • 9differ
  • 9identical
  • 47known for one product only

Key differences

The Amazfit T-Rex 3 Pro has 8 mm more watch case size than the Samsung Galaxy Watch8 SM-L320NDAAXSA smartwatch / sport watch (48 mm vs 40 mm). The Amazfit T-Rex 3 Pro has 5 ATM more water resistance than the Samsung Galaxy Watch8 SM-L320NDAAXSA smartwatch / sport watch (10 ATM vs 5 ATM). The Amazfit T-Rex 3 Pro has 375 mAh more battery capacity than the Samsung Galaxy Watch8 SM-L320NDAAXSA smartwatch / sport watch (700 mAh vs 325 mAh). Display resolution: 480 x 480 pixels on the Amazfit T-Rex 3 Pro, 438 x 438 pixels on the Samsung Galaxy Watch8 SM-L320NDAAXSA smartwatch / sport watch. Display diagonal: 3.81 cm (1.5") on the Amazfit T-Rex 3 Pro, 3.3 cm (1.3") on the Samsung Galaxy Watch8 SM-L320NDAAXSA smartwatch / sport watch.

  • Display resolution
    • 480 x 480 pixels
    • 438 x 438 pixels
  • Display diagonal
    • 3.81 cm (1.5")
    • 3.3 cm (1.3")
  • Watch case size
    • 48 mm
    • 40 mm
  • Watch case colour
    • Black
    • Graphite
  • Watch case material
    • Polymer, Titanium
    • Aluminium
  • Band colour
    • Black
    • Graphite
  • Water resistance
    • 10 ATM
    • 5 ATM
  • Battery capacity
    • 700 mAh
    • 325 mAh

Side by side

Differences highlightedShow differences only
65 specifications
A

Amazfit

T-Rex 3 ProView product
B

Samsung

Galaxy Watch8 SM-L320NDAAXSA smartwatch / sport watch

Model SM-L320NDAAXSA

View product
Display2 differ
Display typeDigitalDigital
Display resolutionDiffers480 x 480 pixels438 x 438 pixels
Display diagonalDiffers3.81 cm (1.5")3.3 cm (1.3")
Display technologyAMOLEDAMOLED
Display technology marketing nameKnown for oneSuper AMOLED
Display size (HxV)Known for one34 x 34 mm
Display number of coloursKnown for one16 million colours
TouchscreenKnown for oneYes
Display brightnessKnown for one3000 cd/m²
Pixel densityKnown for one322 ppi
Processoridentical
Processor frequencyKnown for one1.5 MHz
Processor coresKnown for one5
Design5 differ
Market positioningSmartwatchSmartwatch
Watch case sizeDiffers48 mm40 mm
Watch case colourDiffersBlackGraphite
Watch case materialDiffersPolymer, TitaniumAluminium
Band colourDiffersBlackGraphite
ShapeRoundRound
Closure typeKnown for oneSingle prong strap buckle
Water resistanceDiffers10 ATM5 ATM
Band materialKnown for oneSilicone
Lens materialKnown for oneSapphire
Protection featuresKnown for oneWater resistant
Waterproof up toKnown for one45 m
Performanceidentical
Mobile operating systems supportedKnown for oneAndroid
Operating system installedKnown for oneWear OS
RAM capacityKnown for one2000 MB
Flash memoryKnown for one32 GB
Built-in microphoneKnown for oneYes
Built-in speaker(s)Known for oneYes
Featuresidentical
Heart rate monitorKnown for oneYes
Heart rate sensor typeKnown for oneElectrical, Optical
Blood pressure monitorKnown for oneYes
Sleep apnea detectionKnown for oneYes
AccelerometerKnown for oneYes
GyroscopeKnown for oneYes
Quality of sleepYesYes
SOS alert functionYesYes
Ambient light sensorKnown for oneYes
Audio formats supportedKnown for one3GA, AAC, AMR, AWB, M4A, MP3, OGA, OGG, WAV
Geomagnetic sensorKnown for oneYes
Skin temperature sensorKnown for oneYes
Stress monitoring functionKnown for oneYes
BarometerKnown for oneYes
Networkidentical
Mobile network connectionKnown for oneNo
Mobile network generationKnown for oneNot supported
GPS (satellite)YesYes
BeiDouKnown for oneYes
GLONASSKnown for oneYes
GalileoKnown for oneYes
Ports & interfacesidentical
Wi-FiYesYes
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n)
BluetoothYesYes
Bluetooth versionKnown for one5.3
Bluetooth profilesKnown for oneA2DP, AVRCP, HFP, HSP
Near Field Communication (NFC)Known for oneYes
Poweridentical
Battery life (max)Known for one40 h
Battery typeKnown for oneBuilt-in battery
Battery lifeKnown for one27 day(s)
Battery1 differ
Battery capacityDiffers700 mAh325 mAh
Weight & dimensions1 differ
WidthKnown for one40.4 mm
DepthKnown for one42.7 mm
ThicknessKnown for one8.6 mm
WeightDiffers52 g30 g
Dimensions (WxDxH)Known for one48 x 48 x 14 mm

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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