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Product comparison · 2 smartwatches

Amazfit T-Rex 3 Pro vs Samsung Galaxy Watch Ultra2

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  • 22specifications compared
  • 8differ
  • 14identical
  • 53known for one product only

Key differences

The Samsung Galaxy Watch Ultra2 has 7 ppi more pixel density than the Amazfit T-Rex 3 Pro (329 ppi vs 322 ppi). The Amazfit T-Rex 3 Pro has 1 mm more watch case size than the Samsung Galaxy Watch Ultra2 (48 mm vs 47 mm). The Samsung Galaxy Watch Ultra2 has 100 mAh more battery capacity than the Amazfit T-Rex 3 Pro (800 mAh vs 700 mAh). Display resolution: 480 x 480 pixels on the Amazfit T-Rex 3 Pro, 498 x 498 pixels on the Samsung Galaxy Watch Ultra2. Watch case colour: Black on the Amazfit T-Rex 3 Pro, Grey on the Samsung Galaxy Watch Ultra2.

  • Display resolution
    • 480 x 480 pixels
    • 498 x 498 pixels
  • Pixel density
    • 322 ppi
    • 329 ppi
  • Watch case size
    • 48 mm
    • 47 mm
  • Watch case colour
    • Black
    • Grey
  • Watch case material
    • Polymer, Titanium
    • Titanium
  • Band colour
    • Black
    • Grey
  • Battery capacity
    • 700 mAh
    • 800 mAh
  • Weight
    • 52 g
    • 61.5 g

Side by side

Differences highlightedShow differences only
75 specifications
A

Amazfit

T-Rex 3 ProView product
B

Samsung

Galaxy Watch Ultra2View product
Display2 differ
Display resolutionDiffers480 x 480 pixels498 x 498 pixels
Display technology marketing nameKnown for oneSuper AMOLED
Pixel densityDiffers322 ppi329 ppi
Always-on displayKnown for oneYes
Display number of coloursKnown for one16 million colours
Display brightnessKnown for one3000 cd/m²
Processoridentical
Processor manufacturerKnown for oneQualcomm
Processor frequencyKnown for one2100 MHz
Processor coresKnown for one5
Design4 differ
Watch case sizeDiffers48 mm47 mm
Watch case colourDiffersBlackGrey
Watch case materialDiffersPolymer, TitaniumTitanium
Band colourDiffersBlackGrey
Suggested genderKnown for oneUnisex
Buckle colourKnown for oneGrey
Closure typeKnown for oneDouble prong strap buckle
International Protection (IP) codeKnown for oneIP69K
Band materialKnown for oneSilicone
Protection featuresKnown for oneWater resistant
Waterproof up toKnown for one45 m
Performanceidentical
Built-in cameraKnown for oneNo
Mobile operating systems supportedKnown for oneAndroid
Operating system installedKnown for oneWear OS
RAM capacityKnown for one2000 MB
Flash memoryKnown for one64 GB
Featuresidentical
Heart rate monitorKnown for oneYes
Heart rate sensor typeKnown for oneOptical
AccelerometerKnown for oneYes
GyroscopeKnown for oneYes
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
BarometerKnown for oneYes
Military standardKnown for oneMIL-STD-810H
Quality of sleepKnown for oneYes
SOS alert functionKnown for oneYes
Networkidentical
Mobile network connectionKnown for oneYes
Mobile network generationKnown for one4G
3G standardsKnown for oneWCDMA
4G standardKnown for oneLTE-TDD & LTE-FDD
3G bands supportedKnown for one2100,900,1900,850,1700 MHz
4G bands supportedKnown for one2100,1800,850,2600,900,800,700,1900,2300,600,1700,2500,2000 MHz
SIM card typeKnown for oneeSIM
BeiDouKnown for oneYes
GLONASSKnown for oneYes
GalileoKnown for oneYes
Quasi-Zenith Satellite System (QZSS)Known for oneYes
Ports & interfacesidentical
Wi-Fi standardsKnown for oneWi-Fi 4 (802.11n), 802.11g, 802.11b, 802.11a
Bluetooth versionKnown for one6.0
Bluetooth profilesKnown for oneA2DP, AVRCP, HFP, HSP
Near Field Communication (NFC)Known for oneYes
Poweridentical
Battery life (max)Known for one80 h
Battery lifeKnown for one27 day(s)
Battery1 differ
Battery capacityDiffers700 mAh800 mAh
Softwareidentical
Security update termKnown for one31 July 2031
Weight & dimensions1 differ
WidthKnown for one47.1 mm
DepthKnown for one47.4 mm
ThicknessKnown for one1.07 cm
WeightDiffers52 g61.5 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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