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    WHOOP 4.0 Sensor Highlights

    • About 5 days battery life
    • IP68 dust and water resistance
    • 2.5 hours to recharge
    • Bluetooth 4.2 wireless connection
    • PPG heart-rate sensor sensors
    • Accelerometer movement sensors

    Compare WHOOP 4.0 Sensor with Similar Products

    Compare WHOOP 4.0 Sensor specs, features and price with similar smartwatches and alternatives.

    Compare WHOOP 4.0 Sensor with Similar Products
    Selected Item
    WHOOP 4.0 SensorKSh 36,000Add to cart
    WHOOP ONE 5.0 SensorKSh 37,000Add to cart
    WHOOP Peak 5.0 SensorKSh 38,000Add to cart
    Google Pixel Watch 3KSh 37,500Choose options

    Identity & design

    Identity & design specifications comparison
    SpecificationWHOOP 4.0 SensorWHOOP ONE 5.0 SensorWHOOP Peak 5.0 SensorGoogle Pixel Watch 3
    BrandWHOOPWHOOPWHOOPGoogle
    ModelWHOOP 4.0 SensorWHOOP ONE 5.0 SensorWHOOP Peak 5.0 SensorGoogle Pixel Watch 3
    Build materialsScreenless sensor housingSensor housing with stainless-steel components; LED indicatorsSensor housing with stainless-steel components; LED indicatorsAluminum case
    Strap / bandWHOOP 4.0 SuperKnitCoreKnit Jet BlackSuperKnit ObsidianActive Band; fluoroelastomer
    DimensionsNot specified34.7 × 24 × 10.6 mm34.7 × 24 × 10.6 mm41 mm or 45 mm diameter × 12.3 mm height
    WeightNot specifiedApproximately 26.5 gApproximately 26.5 g41 mm: 31 g; 45 mm: 37 g, without band
    AnnouncedNot specifiedNot specifiedNot specified2024, August 13
    Wrist sizeNot specifiedNot specifiedNot specified41 mm: small 130–175 mm, large 165–210 mm; 45 mm: small 150–185 mm, large 165–215 mm
    Controls / buttonsNot specifiedNot specifiedNot specifiedRotating haptic crown, side button, and touchscreen

    Display

    Display specifications comparison
    SpecificationWHOOP 4.0 SensorWHOOP ONE 5.0 SensorWHOOP Peak 5.0 SensorGoogle Pixel Watch 3
    DisplayScreenless trackerScreenless trackerScreenless tracker41 mm: 1.2-inch; 45 mm: 1.4-inch Actua LTPO AMOLED
    Screen resolutionNot applicableNot applicableNot applicable41 mm: 408 × 408; 45 mm: 456 × 456 pixels; 320 ppi
    Display protectionNot applicableNot applicableNot applicable3D Corning Gorilla Glass 5
    Display featuresNot specifiedNot specifiedNot specifiedAlways-on display; 1–60 Hz; DCI-P3 colour

    Performance & software

    Performance & software specifications comparison
    SpecificationWHOOP 4.0 SensorWHOOP ONE 5.0 SensorWHOOP Peak 5.0 SensorGoogle Pixel Watch 3
    ProcessorNot specifiedNot specifiedNot specifiedQualcomm Snapdragon W5 Gen 1; Cortex-M33 coprocessor
    RAMNot specifiedNot specifiedNot specified2 GB SDRAM
    StorageNot specifiedNot specifiedNot specified32 GB eMMC
    Operating systemNot specifiedNot specifiedNot specifiedWear OS 5

    Connectivity

    Connectivity specifications comparison
    SpecificationWHOOP 4.0 SensorWHOOP ONE 5.0 SensorWHOOP Peak 5.0 SensorGoogle Pixel Watch 3
    Positioning / GNSSConnected smartphone GPS; no built-in GPSConnected smartphone GPS; no built-in GPSConnected smartphone GPS; no built-in GPSGPS; Galileo; GLONASS; BeiDou; QZSS
    Network / cellularNot specifiedNot specifiedNot specifiedLTE and UMTS on cellular editions
    SIM / eSIMNot specifiedNot specifiedNot specifiedLTE edition: eSIM
    Wi-FiNot specifiedNot specifiedNot specifiedWi-Fi 802.11a/b/g/n/ac/ax; 2.4 GHz + 5 GHz
    BluetoothNot specifiedNot specifiedNot specifiedBluetooth 5.3
    NFCNot specifiedNot specifiedNot specifiedSupported
    Ultra Wideband (UWB)Not specifiedNot specifiedNot specifiedSupported

    Audio & communication

    Audio & communication specifications comparison
    SpecificationWHOOP 4.0 SensorWHOOP ONE 5.0 SensorWHOOP Peak 5.0 SensorGoogle Pixel Watch 3
    SpeakerNot specifiedNot specifiedNot specifiedSupported
    MicrophoneNot specifiedNot specifiedNot specifiedSupported
    CallingNot specifiedNot specifiedNot specifiedBluetooth or LTE calling depending on model and carrier

    Sensors, health & fitness

    Sensors, health & fitness specifications comparison
    SpecificationWHOOP 4.0 SensorWHOOP ONE 5.0 SensorWHOOP Peak 5.0 SensorGoogle Pixel Watch 3
    SensorsPPG heart-rate sensor; accelerometer; skin-temperature sensorPPG heart-rate sensor; accelerometer; skin-temperature sensorPPG heart-rate sensor; accelerometer; skin-temperature sensorCompass; altimeter; red and infrared SpO₂ sensors; electrical ECG sensors; multipath optical heart-rate sensor; accelerometer; gyroscope; ambient-light sensor; cEDA skin-conductance sensor; skin-temperature sensor; barometer; magnetometer
    Health & wellness featuresContinuous heart rate; HRV; respiratory rate; skin temperature; Recovery; StrainContinuous heart rate; HRV; respiratory rate; skin temperature; Recovery; StrainContinuous heart rate; HRV; respiratory rate; skin temperature; Recovery; Strain; Healthspan; Health Monitor; Stress MonitorContinuous heart rate; ECG; SpO₂; skin temperature; stress tracking; cEDA
    Sleep trackingLight, REM and deep sleep; duration; performance; consistency; sleep needLight, REM and deep sleep; duration; performance; consistency; sleep needLight, REM and deep sleep; duration; performance; consistency; sleep needSleep stages; sleep score; overnight health metrics
    Sports / workout modesAutomatic and manual activity trackingAutomatic and manual activity trackingAutomatic and manual activity trackingMore than 40 exercise modes with running insights
    Training & outdoor featuresNot specifiedNot specifiedNot specifiedCardio load, target load, readiness, running form and GPS route tracking
    Safety & emergency featuresNot specifiedNot specifiedNot specifiedEmergency SOS; fall detection; safety check

    Battery & durability

    Battery & durability specifications comparison
    SpecificationWHOOP 4.0 SensorWHOOP ONE 5.0 SensorWHOOP Peak 5.0 SensorGoogle Pixel Watch 3
    Battery lifeApproximately 5 daysUp to 14+ daysUp to 14+ daysUp to 24 hours with always-on display; 36 hours Battery Saver
    ChargingWHOOP 4.0 slide-on wireless Battery PackUSB-C Basic Charger; compatible with Wireless PowerPackWireless PowerPack; compatible with USB-C Basic ChargerUSB-C magnetic pin charging
    Water resistanceIP68; up to 10 m for 2 hoursIP68; up to 10 m for 2 hoursIP68; up to 10 m for 2 hours5 ATM; IP68
    Battery capacityNot specifiedNot specifiedNot specified41 mm: 307 mAh; 45 mm: 420 mAh
    Durability / certificationsNot specifiedNot specifiedNot specifiedIP68-rated dust and water resistance

    Compatibility

    Compatibility specifications comparison
    SpecificationWHOOP 4.0 SensorWHOOP ONE 5.0 SensorWHOOP Peak 5.0 SensorGoogle Pixel Watch 3
    Phone compatibilityAndroid 10 or later; iOS 18 or later recommendediOS 18 or later recommended; Android 11 or later recommendediOS 18 or later recommended; Android 11 or later recommendedAndroid 10 or later; Google account
    Companion appWHOOPWHOOP with One membershipWHOOP with Peak membershipGoogle Pixel Watch; Fitbit
    ColorsNot specifiedNot specifiedNot specified41 mm: Obsidian, Porcelain, Hazel, Rose Quartz; 45 mm: Obsidian, Porcelain, Hazel

    Additional specifications

    Additional specifications specifications comparison
    SpecificationWHOOP 4.0 SensorWHOOP ONE 5.0 SensorWHOOP Peak 5.0 SensorGoogle Pixel Watch 3
    Charging timeApproximately 150 minutesApproximately 120 minutesApproximately 120 minutes41 mm: 24/35/60 minutes to 50/80/100%; 45 mm: 28/50/80 minutes
    Movement sensorsAccelerometerAccelerometerAccelerometerNot specified
    Bluetooth and Wi-FiBluetooth; phone Bluetooth 4.2 or laterBluetoothBluetoothNot specified
    Packing listWHOOP 4.0 sensor; compatible band; WHOOP 4.0 Battery PackWHOOP 5.0; CoreKnit Jet Black band; Basic ChargerWHOOP 5.0; SuperKnit Obsidian band; Wireless PowerPackWatch; small and large bands; charging dock or cable; quick start guide
    Smart recognitionAutomatic activity detectionAutomatic activity detectionAutomatic activity detectionNot specified
    Energy, load and readiness featuresRecovery; Strain; Sleep scores; personalized coachingRecovery; Strain; Sleep scores; personalized coachingRecovery; Strain; Sleep scores; personalized coachingNot specified
    strap materialSuperKnitCoreKnitNot specifiedNot specified
    temperature monitoringNot specifiedSkin-temperature trackingNot specifiedNot specified
    Included membership tierNot specifiedWHOOP One, 12-month subscription bundle as listedNot specifiedNot specified
    Case materialNot specifiedNot specifiedNot specified100% recycled aluminum
    Pixels per inchNot specifiedNot specifiedNot specified320 ppi
    Peak brightnessNot specifiedNot specifiedNot specified2,000 nits peak; 1 nit minimum
    Third-party fitness appsNot specifiedNot specifiedNot specifiedGoogle Play apps; Google Maps; Google Wallet; Google Assistant
    Release statusNot specifiedNot specifiedNot specifiedAvailable. Released 2024, September 10
    Card slotNot specifiedNot specifiedNot specifiedNo
    CameraNot specifiedNot specifiedNot specifiedNo
    3.5 mm headphone jackNot specifiedNot specifiedNot specifiedNo
    USBNot specifiedNot specifiedNot specifiedNo
    RadioNot specifiedNot specifiedNot specifiedNo
    2G bandsNot specifiedNot specifiedNot specifiedGSM 850 / 900 / 1800 / 1900
    3G bandsNot specifiedNot specifiedNot specifiedHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
    4G bandsNot specifiedNot specifiedNot specifiedLTE
    Network speedNot specifiedNot specifiedNot specifiedHSPA, LTE

    Specs

    WHOOP 4.0 Sensor specifications

    Identity & design

    WHOOP 4.0 Sensor — Identity & design
    BrandWHOOP
    ModelWHOOP 4.0 Sensor
    Build materialsScreenless sensor housing
    Strap / bandWHOOP 4.0 SuperKnit

    Display

    WHOOP 4.0 Sensor — Display
    DisplayScreenless tracker

    Connectivity

    WHOOP 4.0 Sensor — Connectivity
    Positioning / GNSSConnected smartphone GPS; no built-in GPS

    Sensors, health & fitness

    WHOOP 4.0 Sensor — Sensors, health & fitness
    SensorsPPG heart-rate sensor; accelerometer; skin-temperature sensor
    Health & wellness featuresContinuous heart rate; HRV; respiratory rate; skin temperature; Recovery; Strain
    Sleep trackingLight, REM and deep sleep; duration; performance; consistency; sleep need
    Sports / workout modesAutomatic and manual activity tracking

    Battery & durability

    WHOOP 4.0 Sensor — Battery & durability
    Battery lifeApproximately 5 days
    ChargingWHOOP 4.0 slide-on wireless Battery Pack
    Water resistanceIP68; up to 10 m for 2 hours

    Compatibility

    WHOOP 4.0 Sensor — Compatibility
    Phone compatibilityAndroid 10 or later; iOS 18 or later recommended
    Companion appWHOOP

    Battery

    WHOOP 4.0 Sensor — Battery
    Charging timeApproximately 150 minutes

    Sensors and connectivity

    WHOOP 4.0 Sensor — Sensors and connectivity
    Movement sensorsAccelerometer
    Bluetooth and Wi-FiBluetooth; phone Bluetooth 4.2 or later

    System and package

    WHOOP 4.0 Sensor — System and package
    Packing listWHOOP 4.0 sensor; compatible band; WHOOP 4.0 Battery Pack

    Sports features

    WHOOP 4.0 Sensor — Sports features
    Smart recognitionAutomatic activity detection

    Health features

    WHOOP 4.0 Sensor — Health features
    Energy, load and readiness featuresRecovery; Strain; Sleep scores; personalized coaching

    Additional specifications

    WHOOP 4.0 Sensor — Additional specifications
    strap materialSuperKnit

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