9.49 x 3.07 x 1.22 inches
1 Lithium Ion batteries required. (included)
Activity Tracker, Always On Display, Cycle Tracking, GPS, Heart Rate Monitor
802.11a/g/n/ac, Bluetooth
Aluminium caseJet BlackSilverRose GoldTitanium caseSlateGoldNatural
Height: 42mmWidth: 36mmDepth: 9.7mmCase Weight (Aluminum, GPS): 30.3gCase Weight (Aluminum, GPS + Cellular): 29.7gCase Weight (Titanium): 34.6g
Digital Crown with haptic feedbackSide buttonDouble tap and wrist flick gestureSiri with on-device processing
Always-On Retina display with wide-angle OLEDs and LTPO3Ion-X front gt glass with 2x scratch resistance (aluminum cases)Sapphire front crystal (titanium cases)Up to 2,000 nits maximum brightness1 nit minimum brightness326 pixels per inch
S10 SiP with 64-bit dual-core processor4-core Apple Neural Engine64GB capacity
Blood Oxygen appECG appCycle Tracking app with retrospective ovulation estimatesHeart Rate appHigh and low heart rate notificationsIrregular rhythm notificationsMedications appMindfulness app with state of mind trackingNoise appSleep app including sleep stagesSleep scoreSleep apnea notificationsHypertension notifications
Electrical heart sensorThird-generation optical heart sensorBlood oxygen sensorTemperature sensorCompassAlways-on altimeterHigh dynamic range gyroscopeHigh-g accelerometerAmbient light sensorDepth gauge up to 6 metersWater temperature sensor
Emergency SOSInternational emergency callingCrash DetectionFall DetectionNoise monitoringBacktrack
Water resistance 50m (swimproof)Dust Resistance IP6X
L1 GPS, GNSS, Galileo, QZSS and BeiDou5G and LTEWi-Fi 4 (802.11n)Bluetooth 5.3Second-generation Ultra Wideband chipApple PayGymKit
All-day battery life, up to 24 hours of normal useUp to 38 hours in Low Power ModeBuilt-in rechargeable lithium-ion batteryFast-charge capableUp to 80% charge in about 30 minutes15 minutes for up to 8 hours of normal use5 minutes for up to 8 hours of sleep tracking