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Product comparison · 2 smartwatches

Amazfit T-Rex Ultra 2 vs Amazfit W2558GL2N smartwatch / sport watch

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  • 34specifications compared
  • 13differ
  • 21identical
  • 40known for one product only

Key differences

  • Display resolution
    • 480 x 480 pixels
    • 466 x 466 pixels
  • Display diagonal
    • 129.5 cm (51")
    • 3.35 cm (1.32")
  • Pixel density
    • 322 ppi
    • 353 ppi
  • Market positioning
    • Sport watch
    • Smartwatch
  • Watch case colour
    • Titanium
    • Silver
  • Band colour
    • Black, Brown
    • Blue
  • Water resistance
    • 10 ATM
    • 5 ATM
  • Bluetooth version
    • 5.2
    • 5.3

Side by side

Differences highlightedShow differences only
74 specifications
A

Amazfit

T-Rex Ultra 2View product
B

Amazfit

W2558GL2N smartwatch / sport watch

Model W2558GL2N

View product
Display3 differ
Display resolutionDiffers480 x 480 pixels466 x 466 pixels
Display diagonalDiffers129.5 cm (51")3.35 cm (1.32")
Pixel densityDiffers322 ppi353 ppi
BacklightKnown for oneYes
Colour displayKnown for oneYes
Design5 differ
Market positioningDiffersSport watchSmartwatch
Watch case sizeKnown for one51 mm
Watch case colourDiffersTitaniumSilver
Watch case materialDiffersTitanium, Glass Fiber Reinforced Polymer (GFRP)Aluminium, Stainless steel
Band colourDiffersBlack, BrownBlue
Band sizeKnown for oneOne Size
Wrist size rangeKnown for one145 - 215 mm
Water resistanceDiffers10 ATM5 ATM
Waterproof up toKnown for one45 m
Performanceidentical
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 installedKnown for oneZepp OS
Featuresidentical
Blood oxygen sensorKnown for oneYes
Sleep apnea detectionKnown for oneYes
Quality of sleepKnown for oneYes
Built-in speedometerKnown for oneYes
Alarm clockKnown for oneYes
Call notificationsKnown for oneYes
Electronic compassKnown for oneYes
Find my phone functionKnown for oneYes
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
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
Number of gyroscope axisKnown for one6
Ports & interfaces1 differ
Wi-FiKnown for oneYes
Bluetooth versionDiffers5.25.3
Bluetooth Low Energy (BLE)Known for oneYes
BluetoothKnown for oneYes
Power2 differ
Battery lifeDiffers30 day(s)12 day(s)
Battery life (GPS mode)Differs177 h24 h
Charging timeKnown for one2 h
Battery1 differ
Battery capacityDiffers870 mAh365 mAh
Softwareidentical
Sports activity appsKnown for oneStrava, RunKeeper, TrainingPeaks
Other featuresidentical
Number of sports modesKnown for one187
Weight & dimensions1 differ
WidthKnown for one51 mm
DepthKnown for one51 mm
ThicknessKnown for one1.43 cm
WeightDiffers89.2 g38 g
Band widthKnown for one2 cm
Dimensions (WxDxH)Known for one45 x 45 x 11 mm
Packaging contentidentical
Charging baseKnown for oneYes
ManualKnown for oneYes

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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