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Product comparison · 2 smartwatches

Amazfit GTR 3 Pro + TWS UP vs IOPLEE IOPEXTWATCH669BK smartwatch / sport watch

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  • 22specifications compared
  • 9differ
  • 13identical
  • 51known for one product only

Key differences

The IOPLEE IOPEXTWATCH669BK smartwatch / sport watch has 0.3 more Bluetooth version than the Amazfit GTR 3 Pro + TWS UP (5.3 vs 5.0). The IOPLEE IOPEXTWATCH669BK smartwatch / sport watch has 0.5 h more charging time than the Amazfit GTR 3 Pro + TWS UP (3 h vs 2.5 h). The Amazfit GTR 3 Pro + TWS UP has 190 mAh more battery capacity than the IOPLEE IOPEXTWATCH669BK smartwatch / sport watch (450 mAh vs 260 mAh). Display resolution: 480 x 480 pixels on the Amazfit GTR 3 Pro + TWS UP, 466 x 466 pixels on the IOPLEE IOPEXTWATCH669BK smartwatch / sport watch. Display diagonal: 3.68 cm (1.45") on the Amazfit GTR 3 Pro + TWS UP, 3.63 cm (1.43") on the IOPLEE IOPEXTWATCH669BK smartwatch / sport watch.

  • Display resolution
    • 480 x 480 pixels
    • 466 x 466 pixels
  • Display diagonal
    • 3.68 cm (1.45")
    • 3.63 cm (1.43")
  • Bluetooth version
    • 5.0
    • 5.3
  • Charging time
    • 2.5 h
    • 3 h
  • Battery capacity
    • 450 mAh
    • 260 mAh
  • Width
    • 46 mm
    • 45 mm
  • Depth
    • 46 mm
    • 50 mm
  • Weight
    • 32 g
    • 52 g

Side by side

Differences highlightedShow differences only
73 specifications
A

Amazfit

GTR 3 Pro + TWS UPView 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 diagonalDiffers3.68 cm (1.45")3.63 cm (1.43")
Display technologyAMOLEDAMOLED
Pixel densityKnown for one331 ppi
Colour displayYesYes
Design1 differ
Market positioningSmartwatchSmartwatch
Watch case sizeKnown for one46 mm
Watch case colourBlackBlack
Watch case materialDiffersAluminiumAcrylonitrile butadiene styrene (ABS), Zinc alloy
Band colourBlackBlack
ShapeRoundRound
Wrist size rangeKnown for one155 - 218 mm
Maximum strap lengthKnown for one21.8 cm
Closure typeSingle prong strap buckleSingle prong strap buckle
Protection featuresWaterproofWaterproof
Water resistanceKnown for one5 ATM
Band materialKnown for oneSilicone
Strap lengthKnown for one20 cm
Suggested genderKnown for oneUnisex
Buckle colourKnown for oneStainless steel
International Protection (IP) codeKnown for oneIP68
Magnetic charging connectorKnown for oneYes
Performanceidentical
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 10, Android 10.0, Android 7.0, Android 7.1, Android 7.1.2, Android 8.0, Android 9.0, iOS 12, iOS 13, iOS 14.5
Operating system installedKnown for oneZepp OS
Flash memoryKnown for one0.125 GB
Featuresidentical
Heart rate monitorYesYes
Blood oxygen sensorKnown for oneYes
AccelerometerKnown for oneYes
GyroscopeKnown for oneYes
Ambient light sensorKnown for oneYes
Caller IDKnown for oneYes
Clock modeKnown for one12h/24h
Geomagnetic sensorYesYes
Skin temperature sensorKnown for oneYes
Smart notificationsKnown for oneYes
BarometerKnown for oneYes
Blood pressure monitorKnown for oneYes
Activity trackerKnown for oneYes
Quality of sleepKnown for oneYes
CalendarKnown for oneYes
Music controlKnown for oneYes
Weather displayKnown for oneYes
Country of originKnown for oneChina
Networkidentical
Mobile network connectionKnown for oneNo
GPS (satellite)Known for oneYes
BeiDouKnown for oneYes
GLONASSKnown for oneYes
GalileoKnown for oneYes
Quasi-Zenith Satellite System (QZSS)Known for oneYes
Ports & interfaces1 differ
USB portKnown for oneNo
Wi-FiKnown for oneYes
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth versionDiffers5.05.3
Headphone connectivityKnown for oneBluetooth
BluetoothKnown for oneYes
Power1 differ
Battery typeBuilt-in batteryBuilt-in battery
Battery life (GPS mode)Known for one35 h
Charging timeDiffers2.5 h3 h
Standby timeKnown for one17 h
Battery1 differ
Battery capacityDiffers450 mAh260 mAh
Weight & dimensions3 differ
WidthDiffers46 mm45 mm
DepthDiffers46 mm50 mm
ThicknessKnown for one1.07 cm
WeightDiffers32 g52 g
Band widthKnown for one2.2 cm
Operational conditionsidentical
Operating temperature (T-T)Known for one-20 - 50 °C
Softwareidentical
Compatible operating systemsKnown for oneAndroid 5.0 and above; IOS 9.0 and above

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