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Product comparison · 2 smartwatches

Amazfit Balance Ultra vs Amazfit T-Rex 3 Pro

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  • 27specifications compared
  • 10differ
  • 17identical
  • 53known for one product only

Key differences

The Amazfit Balance Ultra has 1 ppi more pixel density than the Amazfit T-Rex 3 Pro (323 ppi vs 322 ppi). The Amazfit Balance Ultra has 3 mm more watch case size than the Amazfit T-Rex 3 Pro (51 mm vs 48 mm). The Amazfit Balance Ultra has 80 mAh more battery capacity than the Amazfit T-Rex 3 Pro (780 mAh vs 700 mAh). Market positioning: Sport watch on the Amazfit Balance Ultra, Smartwatch on the Amazfit T-Rex 3 Pro. Watch case colour: Titanium on the Amazfit Balance Ultra, Black on the Amazfit T-Rex 3 Pro.

  • Pixel density
    • 323 ppi
    • 322 ppi
  • Market positioning
    • Sport watch
    • Smartwatch
  • Watch case size
    • 51 mm
    • 48 mm
  • Watch case colour
    • Titanium
    • Black
  • Watch case material
    • Titanium, Plastic
    • Polymer, Titanium
  • Band material
    • Silicone, Faux leather
    • Silicone
  • Battery life
    • 30 day(s)
    • 27 day(s)
  • Battery capacity
    • 780 mAh
    • 700 mAh

Side by side

Differences highlightedShow differences only
80 specifications
A

Amazfit

Balance UltraView product
B

Amazfit

T-Rex 3 ProView product
Display1 differ
Display typeDigitalDigital
Display resolution480 x 480 pixels480 x 480 pixels
TouchscreenYesYes
Display diagonal3.81 cm (1.5")3.81 cm (1.5")
Display technologyAMOLEDAMOLED
Display brightness3000 cd/m²3000 cd/m²
Pixel densityDiffers323 ppi322 ppi
Colour displayKnown for oneYes
Display diameterKnown for one4.48 cm
Watch glass typeKnown for oneSapphire
Design6 differ
Market positioningDiffersSport watchSmartwatch
Watch case sizeDiffers51 mm48 mm
Watch case colourDiffersTitaniumBlack
Watch case materialDiffersTitanium, PlasticPolymer, Titanium
Band colourBlackBlack
Band materialDiffersSilicone, Faux leatherSilicone
Band sizeKnown for oneOne Size
ShapeRoundRound
Wrist size rangeKnown for one140 - 210 mm
Magnetic charging connectorKnown for oneYes
Protection featuresDiffersWater resistant, Vibration proofWater resistant
Removable strapKnown for oneYes
Water resistance10 ATM10 ATM
Waterproof up to45 m45 m
Lens materialKnown for oneSapphire
Performanceidentical
Built-in microphoneYesYes
Built-in speaker(s)YesYes
Built-in cameraKnown for oneNo
FM radioKnown for oneNo
Mobile operating systems supportedKnown for oneAndroid 8.0, Android 8.1, Android 9.0, Android 10.0, Android 11.0, Android 12.0, Android 13.0, Android 14.0, Android 15, Android 16, iOS 17, iOS 18, iOS 26
Operating system installedKnown for oneZepp OS
Flash memoryKnown for one64 GB
Featuresidentical
Heart rate monitorKnown for oneYes
Blood oxygen sensorKnown for oneYes
AccelerometerKnown for oneYes
GyroscopeKnown for oneYes
Quality of sleepYesYes
Vibrating motorKnown for oneYes
Personal info management (PIM)Known for oneMenstrual cycle
Alarm clockKnown for oneYes
Ambient light sensorKnown for oneYes
Barometric altimeterKnown for oneYes
Call notificationsKnown for oneYes
Find my phone functionKnown for oneYes
Geomagnetic sensorKnown for oneYes
Interval trainingKnown for oneYes
Music controlKnown for oneYes
Recommended activityKnown for oneRunning, Walking, Cycling, Swimming, Climbing, Fishing, Hunting, Skateboarding, Fitness, HIIT, Yoga, Pilates, Gymnastics, Dance, Boxing, Taekwondo, Kickboxing, Golf, Football, Basketball, Volleyball, Baseball, Hockey, Badminton, Tennis, Sailing, Diving, Skiing
Recovery advisorKnown for oneYes
Recovery time suggestionKnown for oneYes
SMS notificationsKnown for oneYes
Skin temperature sensorKnown for oneYes
StopwatchKnown for oneYes
Stress monitoring functionKnown for oneYes
Virtual pacer functionKnown for oneYes
Weather displayKnown for oneYes
World time functionKnown for oneYes
ThermometerKnown for oneYes
SOS alert functionKnown for oneYes
Networkidentical
GPS (satellite)YesYes
Ports & interfacesidentical
Wi-FiYesYes
BluetoothYesYes
Bluetooth versionKnown for one5.2
Bluetooth Low Energy (BLE)Known for oneYes
Near Field Communication (NFC)Known for oneYes
Power1 differ
Battery typeBuilt-in batteryBuilt-in battery
Battery lifeDiffers30 day(s)27 day(s)
Battery life (GPS mode)Known for one50 h
Battery1 differ
Battery capacityDiffers780 mAh700 mAh
Softwareidentical
Sports activity appsKnown for oneStrava, TrainingPeaks
Other featuresidentical
Number of sports modesKnown for one180
Technical detailsidentical
Replacement strap includedKnown for oneYes
Weight & dimensions1 differ
WidthKnown for one51.8 mm
DepthKnown for one51.8 mm
ThicknessKnown for one1.55 cm
WeightDiffers57 g52 g
Band widthKnown for one2.2 cm
Dimensions (WxDxH)Known for one48 x 48 x 14 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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