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Product comparison · 2 smartwatches

Amazfit T-Rex Ultra 2 vs Samsung Galaxy Watch8 SM-L500NZKAXSA smartwatch / sport watch

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  • 36specifications compared
  • 18differ
  • 18identical
  • 63known for one product only

Key differences

The Amazfit T-Rex Ultra 2 has 5 mm more watch case size than the Samsung Galaxy Watch8 SM-L500NZKAXSA smartwatch / sport watch (51 mm vs 46 mm). The Amazfit T-Rex Ultra 2 has 5 ATM more water resistance than the Samsung Galaxy Watch8 SM-L500NZKAXSA smartwatch / sport watch (10 ATM vs 5 ATM). The Samsung Galaxy Watch8 SM-L500NZKAXSA smartwatch / sport watch has 0.1 more Bluetooth version than the Amazfit T-Rex Ultra 2 (5.3 vs 5.2). Display resolution: 480 x 480 pixels on the Amazfit T-Rex Ultra 2, 438 x 438 pixels on the Samsung Galaxy Watch8 SM-L500NZKAXSA smartwatch / sport watch. Display diagonal: 129.5 cm (51") on the Amazfit T-Rex Ultra 2, 3.3 cm (1.3") on the Samsung Galaxy Watch8 SM-L500NZKAXSA smartwatch / sport watch.

  • Display resolution
    • 480 x 480 pixels
    • 438 x 438 pixels
  • Display diagonal
    • 129.5 cm (51")
    • 3.3 cm (1.3")
  • Market positioning
    • Sport watch
    • Smartwatch
  • Watch case size
    • 51 mm
    • 46 mm
  • Watch case colour
    • Titanium
    • Silver
  • Band colour
    • Black, Brown
    • Black
  • Band size
    • One Size
    • S/M & M/L
  • Wrist size range
    • 145 - 215 mm
    • 160 - 205 mm

Side by side

Differences highlightedShow differences only
99 specifications
A

Amazfit

T-Rex Ultra 2View product
B

Samsung

Galaxy Watch8 SM-L500NZKAXSA smartwatch / sport watch

Model SM-L500NZKAXSA

View product
Display2 differ
Display typeDigitalDigital
Display resolutionDiffers480 x 480 pixels438 x 438 pixels
TouchscreenYesYes
Display diagonalDiffers129.5 cm (51")3.3 cm (1.3")
Display technologyAMOLEDAMOLED
Display brightness3000 cd/m²3000 cd/m²
Pixel densityKnown for one322 ppi
Watch glass typeKnown for oneSapphire
BacklightKnown for oneYes
Display technology marketing nameKnown for oneSuper AMOLED
Colour displayKnown for oneYes
Display number of coloursKnown for one16 million colours
Display diameterKnown for one3.4 cm
Design8 differ
Market positioningDiffersSport watchSmartwatch
Watch case sizeDiffers51 mm46 mm
Watch case colourDiffersTitaniumSilver
Watch case materialDiffersTitanium, Glass Fiber Reinforced Polymer (GFRP)Stainless steel
Band colourDiffersBlack, BrownBlack
Band materialKnown for oneSilicone
Band sizeDiffersOne SizeS/M & M/L
ShapeRoundRound
Wrist size rangeDiffers145 - 215 mm160 - 205 mm
Magnetic charging connectorKnown for oneYes
Water resistanceDiffers10 ATM5 ATM
Waterproof up toKnown for one45 m
Buckle colourKnown for oneSilver
Closure typeKnown for oneSingle prong strap buckle
International Protection (IP) codeKnown for oneIP68
Performance1 differ
Built-in microphoneYesYes
Built-in speaker(s)YesYes
Built-in cameraNoNo
Mobile operating systems supportedKnown for oneAndroid 7.0, Android 7.1, Android 7.1.2, Android 8.0, Android 8.1, Android 9.0, Android 10, Android 10.0, Android 11.0, Android 12.0, Android 13.0, Android 14.0, Android 15, Android 16, iOS 15, iOS 16, iOS 17, iOS 18, iOS 26
Operating system installedDiffersZepp OSWear OS
RAM capacityKnown for one2000 MB
Flash memoryKnown for one64 GB
Featuresidentical
Heart rate monitorYesYes
Blood oxygen sensorKnown for oneYes
Sleep apnea detectionKnown for oneYes
AccelerometerYesYes
GyroscopeYesYes
Quality of sleepYesYes
Built-in speedometerKnown for oneYes
Alarm clockKnown for oneYes
Ambient light sensorKnown for oneYes
Barometric altimeterKnown for oneYes
Call notificationsKnown for oneYes
Electronic compassKnown for oneYes
Find my phone functionKnown for oneYes
Geomagnetic sensorYesYes
Interval trainingKnown for oneYes
Recommended activityKnown for oneRunning, Cycling, Walking, Swimming, Climbing, Hiking, Fishing, Hunting, Skateboarding, Motor sports, Yoga, Pilates, HIIT, Gymnastics, Dance, Boxing, Kickboxing, Hockey, Football, Basketball, Volleyball, Tennis, Handball, Golf, Skiing, Diving
SMS notificationsKnown for oneYes
Skin temperature sensorYesYes
Smart notificationsKnown for oneYes
StopwatchKnown for oneYes
Stress monitoring functionKnown for oneYes
Sun & moon informationKnown for oneYes
Virtual pacer functionKnown for oneYes
Weather displayKnown for oneYes
World time functionKnown for oneYes
Heart rate sensor typeKnown for oneElectrical, Optical
Activity trackerKnown for oneYes
Audio formats supportedKnown for one3GA, AAC, AMR, AWB, M4A, MP3, OGA, OGG, WAV
CalendarKnown for oneYes
Music controlKnown for oneYes
RefurbishedKnown for oneNo
Virtual assistantKnown for oneGoogle Gemini
BarometerKnown for oneYes
Military standardKnown for oneMIL-STD-810H
Networkidentical
GPS (satellite)YesYes
Mobile network connectionKnown for oneNo
Mobile network generationKnown for oneNot supported
BeiDouKnown for oneYes
GLONASSKnown for oneYes
GalileoKnown for oneYes
Ports & interfaces1 differ
Wi-FiYesYes
Bluetooth versionDiffers5.25.3
Bluetooth Low Energy (BLE)Known for oneYes
Near Field Communication (NFC)YesYes
USB portKnown for oneNo
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n)
BluetoothKnown for oneYes
Poweridentical
Battery typeBuilt-in batteryBuilt-in battery
Battery lifeKnown for one30 day(s)
Battery life (GPS mode)Known for one177 h
Battery life (max)Known for one40 h
Wireless chargingKnown for oneYes
Battery1 differ
Battery capacityDiffers870 mAh445 mAh
Software1 differ
Sports activity appsDiffersStrava, RunKeeper, TrainingPeaksSamsung Health
Other featuresidentical
Number of sports modesKnown for one187
Weight & dimensions4 differ
WidthDiffers51 mm46.4 mm
DepthDiffers51 mm46 mm
ThicknessDiffers1.43 cm1.06 cm
WeightDiffers89.2 g63.5 g
Packaging contentidentical
Charging baseKnown for oneYes
ManualKnown for oneYes
Processoridentical
Processor manufacturerKnown for oneSamsung
Processor frequencyKnown for one1600 MHz
Processor coresKnown for one5

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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