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Product comparison · 2 smartwatches

Amazfit T-Rex Ultra 2 vs Honor Watch X5i

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  • 35specifications compared
  • 19differ
  • 16identical
  • 50known for one product only

Key differences

The Amazfit T-Rex Ultra 2 has 20 ppi more pixel density than the Honor Watch X5i (322 ppi vs 302 ppi). The Amazfit T-Rex Ultra 2 has 9 ATM more water resistance than the Honor Watch X5i (10 ATM vs 1 ATM). The Honor Watch X5i has 0.2 more Bluetooth version than the Amazfit T-Rex Ultra 2 (5.4 vs 5.2). Only the Amazfit T-Rex Ultra 2 has GPS (satellite). Only the Amazfit T-Rex Ultra 2 has near Field Communication (NFC).

  • Display resolution
    • 480 x 480 pixels
    • 390 x 450 pixels
  • Display diagonal
    • 129.5 cm (51")
    • 5 cm (1.97")
  • Pixel density
    • 322 ppi
    • 302 ppi
  • Market positioning
    • Sport watch
    • Smartwatch
  • Watch case colour
    • Titanium
    • Black
  • Band colour
    • Black, Brown
    • Black
  • Shape
    • Round
    • Rectangular
  • Wrist size range
    • 145 - 215 mm
    • 135 - 200 mm

Side by side

Differences highlightedShow differences only
85 specifications
A

Amazfit

T-Rex Ultra 2View product
B

Honor

Watch X5iView product
Display3 differ
Display resolutionDiffers480 x 480 pixels390 x 450 pixels
Display diagonalDiffers129.5 cm (51")5 cm (1.97")
Display brightnessKnown for one3000 cd/m²
Pixel densityDiffers322 ppi302 ppi
Watch glass typeKnown for oneSapphire
BacklightKnown for oneYes
Colour displayKnown for oneYes
Rounded display cornersKnown for oneYes
Design7 differ
Market positioningDiffersSport watchSmartwatch
Watch case sizeKnown for one51 mm
Watch case colourDiffersTitaniumBlack
Watch case materialDiffersTitanium, Glass Fiber Reinforced Polymer (GFRP)Polymer
Band colourDiffersBlack, BrownBlack
ShapeDiffersRoundRectangular
Wrist size rangeDiffers145 - 215 mm135 - 200 mm
Water resistanceDiffers10 ATM1 ATM
Waterproof up toKnown for one45 m
Protection featuresKnown for oneWater resistant
Performanceidentical
Built-in cameraKnown for oneNo
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
Features1 differ
Sleep apnea detectionKnown for oneYes
GyroscopeKnown for oneYes
Quality of sleepKnown for oneYes
Built-in speedometerKnown for oneYes
Ambient light sensorKnown for oneYes
Barometric altimeterKnown for oneYes
Electronic compassKnown for oneYes
Geomagnetic sensorKnown for oneYes
Recommended activityDiffersRunning, 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, DivingRunning, Walking, Hiking, Climbing, Cycling, Elliptical, Rowing
SMS notificationsKnown for oneYes
Skin temperature sensorKnown 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
Heart rate sensor typeKnown for oneOptical
Activity trackerKnown for oneYes
Short Message Service (SMS)Known for oneYes
Vibrating motorKnown for oneYes
Activity monitoringKnown for oneYes
Supported applicationsKnown for oneHONOR Health APP
Network1 differ
GPS (satellite)DiffersYesNo
Ports & interfaces2 differ
Wi-FiKnown for oneYes
Bluetooth versionDiffers5.25.4
Bluetooth Low Energy (BLE)Known for oneYes
Near Field Communication (NFC)DiffersYesNo
BluetoothKnown for oneYes
Poweridentical
Battery lifeKnown for one30 day(s)
Battery life (GPS mode)Known for one177 h
Battery life (max)Known for one360 h
Charging voltageKnown for one5 V
Battery1 differ
Battery capacityDiffers870 mAh420 mAh
Battery technologyKnown for oneLithium Polymer (LiPo)
Softwareidentical
Sports activity appsKnown for oneStrava, RunKeeper, TrainingPeaks
Other featuresidentical
Number of sports modesKnown for one187
Weight & dimensions4 differ
WidthDiffers51 mm40.5 mm
DepthDiffers51 mm46.7 mm
ThicknessDiffers1.43 cm1.09 cm
WeightDiffers89.2 g28.1 g
Band widthKnown for one2 cm
Packaging contentidentical
Charging baseKnown for oneYes
ManualKnown for oneYes
Operational conditionsidentical
Operating temperature (T-T)Known for one-10 - 40 °C
Storage temperature (T-T)Known for one-20 - 45 °C
Operating relative humidity (H-H)Known for one5 - 95%

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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