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Product comparison · 2 smartwatches

Amazfit Balance Ultra vs IOPLEE IOPEXTWATCH669BK smartwatch / sport watch

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  • 27specifications compared
  • 13differ
  • 14identical
  • 63known for one product only

Key differences

The Amazfit Balance Ultra has 63.875 GB more flash memory than the IOPLEE IOPEXTWATCH669BK smartwatch / sport watch (64 GB vs 0.125 GB). The IOPLEE IOPEXTWATCH669BK smartwatch / sport watch has 0.1 more Bluetooth version than the Amazfit Balance Ultra (5.3 vs 5.2). The Amazfit Balance Ultra has 520 mAh more battery capacity than the IOPLEE IOPEXTWATCH669BK smartwatch / sport watch (780 mAh vs 260 mAh). Display resolution: 480 x 480 pixels on the Amazfit Balance Ultra, 466 x 466 pixels on the IOPLEE IOPEXTWATCH669BK smartwatch / sport watch. Display diagonal: 3.81 cm (1.5") on the Amazfit Balance Ultra, 3.63 cm (1.43") on the IOPLEE IOPEXTWATCH669BK smartwatch / sport watch.

  • Display resolution
    • 480 x 480 pixels
    • 466 x 466 pixels
  • Display diagonal
    • 3.81 cm (1.5")
    • 3.63 cm (1.43")
  • Market positioning
    • Sport watch
    • Smartwatch
  • Watch case colour
    • Titanium
    • Black
  • Band material
    • Silicone, Faux leather
    • Silicone
  • Flash memory
    • 64 GB
    • 0.125 GB
  • Bluetooth version
    • 5.2
    • 5.3
  • Battery capacity
    • 780 mAh
    • 260 mAh

Side by side

Differences highlightedShow differences only
90 specifications
A

Amazfit

Balance UltraView product
B

IOPLEE

IOPEXTWATCH669BK smartwatch / sport watch

Model IOPEXTWATCH669BK

View product
Display2 differ
Display typeDigitalDigital
Display resolutionDiffers480 x 480 pixels466 x 466 pixels
TouchscreenYesYes
Display diagonalDiffers3.81 cm (1.5")3.63 cm (1.43")
Display technologyAMOLEDAMOLED
Display brightnessKnown for one3000 cd/m²
Pixel densityKnown for one323 ppi
Colour displayYesYes
Display diameterKnown for one4.48 cm
Watch glass typeKnown for oneSapphire
Design5 differ
Market positioningDiffersSport watchSmartwatch
Watch case sizeKnown for one51 mm
Watch case colourDiffersTitaniumBlack
Watch case materialDiffersTitanium, PlasticAcrylonitrile butadiene styrene (ABS), Zinc alloy
Band colourBlackBlack
Band materialDiffersSilicone, Faux leatherSilicone
Band sizeKnown for oneOne Size
ShapeRoundRound
Wrist size rangeKnown for one140 - 210 mm
Magnetic charging connectorYesYes
Protection featuresDiffersWater resistant, Vibration proofWaterproof
Removable strapKnown for oneYes
Water resistanceKnown for one10 ATM
Waterproof up toKnown for one45 m
Strap lengthKnown for one20 cm
Suggested genderKnown for oneUnisex
Buckle colourKnown for oneStainless steel
Closure typeKnown for oneSingle prong strap buckle
International Protection (IP) codeKnown for oneIP68
Performance1 differ
Built-in microphoneKnown for oneYes
Built-in speaker(s)Known for oneYes
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 memoryDiffers64 GB0.125 GB
Featuresidentical
Heart rate monitorYesYes
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 sensorYesYes
Interval trainingKnown for oneYes
Music controlYesYes
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 displayYesYes
World time functionKnown for oneYes
ThermometerKnown for oneYes
Blood pressure monitorKnown for oneYes
Activity trackerKnown for oneYes
CalendarKnown for oneYes
Country of originKnown for oneChina
Networkidentical
GPS (satellite)Known for oneYes
Ports & interfaces1 differ
Wi-FiKnown for oneYes
BluetoothYesYes
Bluetooth versionDiffers5.25.3
Bluetooth Low Energy (BLE)Known for oneYes
Near Field Communication (NFC)Known for oneYes
Poweridentical
Battery typeBuilt-in batteryBuilt-in battery
Battery lifeKnown for one30 day(s)
Battery life (GPS mode)Known for one50 h
Charging timeKnown for one3 h
Standby timeKnown for one17 h
Battery1 differ
Battery capacityDiffers780 mAh260 mAh
Softwareidentical
Sports activity appsKnown for oneStrava, TrainingPeaks
Compatible operating systemsKnown for oneAndroid 5.0 and above; IOS 9.0 and above
Other featuresidentical
Number of sports modesKnown for one180
Technical detailsidentical
Replacement strap includedKnown for oneYes
Weight & dimensions3 differ
WidthDiffers51.8 mm45 mm
DepthDiffers51.8 mm50 mm
ThicknessKnown for one1.55 cm
WeightDiffers57 g52 g
Band widthKnown for one2.2 cm
Packaging contentidentical
Charging baseKnown for oneYes
ManualKnown for oneYes
Operational conditionsidentical
Operating temperature (T-T)Known for one-20 - 50 °C

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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