64-bit computingYesAccelerometerYesAccessibility featuresAccessibility Shortcut, AssistiveTouch, Audio Volume Balance, Auto Transcription, Auto-Answer Calls, Bold Text, Button Click Speed, Color Filters, Hourly Chimes, Increase Contrast, Live Speech, Mono Audio, On/Off Labels, Personal Voice, RTTActivity trackerYesAltimeterYesAmbient light sensorYesAudible alarm(s)YesBand colourBlueBand materialTextileBand sizeOne SizeBattery life (max)18Battery recharge time(80%)1.5Battery typeBuilt-in batteryBluetoothYesBluetooth version5.3Built-in cameraNoBuilt-in microphoneYesBuilt-in speaker(s)YesCables includedUSB Type-CDepth44Display brightness1000Display resolution368 x 448Display technologyOLEDDisplay typeDigitalDoesn't containArsenic, BFR, Mercury, PVCE-mailYesElectronic compassYesFall detectionYesFlash memory32FM radioNoGalileoYesGLONASSYesGPS (satellite)YesGyroscopeYesHaptic feedbackYesHeadphone connectivityBluetoothHeart rate monitorYesHeart rate sensor typeOpticalMagnetic charging connectorYesMarket positioningSmartwatchMobile network connectionNoMobile operating systems supportediOSNear Field Communication (NFC)YesOperating altitude0 - 3000Operating relative humidity (H-H)5 - 90Operating system installedwatchOS 11Operating temperature (T-T)0 - 35Pixel density326Processor cores2Processor manufacturerAppleProcessor modelS8Protection featuresWater resistant, WaterproofQuasi-Zenith Satellite System (QZSS)YesRecommended activityCycling, Golf, Hiking, Rowing, Running, Skiing, Swimming, Walking, YogaRemovable strapYesRounded display cornersYesShapeRectangularShort Message Service (SMS)YesSOS alert functionYesStorage temperature (T-T)-20 - 45Thickness1.07TouchscreenYesUSB portNoVirtual assistantApple SiriWatch case colourSilverWatch case materialAluminiumWatch case size44Watch glass typeIon-X glassWaterproof up to50Weight32.9Wi-FiYesWi-Fi standardsWi-Fi 4 (802.11n)Width38Wireless chargingYesWrist size range140 - 245