Apple Watch Ultra 4
Apple Watch Ultra Specs History
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Updated: 2026/10/09
Device Count: 4
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| Model | Basic | Display | Hardware | Battery | Other | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic Info | Chip / Memory / Storage | Screen Size | Screen Details | Connectivity | Sensors | Capacity | Charging Specs | Dust & Water Resistance | Location | Case Material | Display Material | Size & Weight | Model Numbers | Model ID | FCC ID | Docs | |
 | Release Date 2026.09.09 OS Support watchOS 27→Latest Color Coprocessor Apple W3 + Apple U2 Requirements iPhone 11 or later running iOS 27 or later | Apple S11 Coprocessor: Apple W3 + Apple U2 Cores: 2 Arch: 64-bit RAM: 4GB Storage: 64GB | Resolution (49mm)： 422 x 514 Display Area (49mm)： 1245 sq mm | 49mm Always-On Retina LTPO3 OLED display (wide-angle) Always-On: None Brightness: Up to 3000 nits Material: Flat sapphire crystal PPI： 326 | Cellular: 5G RedCap + LTE Wi-Fi: 802.11n 2.4&5GHz Bluetooth: Bluetooth 5.3 NFC: NFC + FeliCa | High-g accelerometerHigh dynamic range gyroscopeAmbient light sensorAlways-on optical heart sensorSecond-generation electrical heart sensorAlways-on barometric altimeterMagnetometerBlood oxygen sensorTemperature sensorWater temperature sensorDepth gauge | Lithium-ion 631mAh Normal: 50hrs Low Power: 84hrs | Charge to 80% ~ 2 hrs Magnetic fast charge | Dust: IP6X Water: 100m depth (ISO 22810:2010) + EN13319 dive 40m | Dual-frequency GPS, GLONASS, Galileo, QZSS, BeiDou | Grade 5 titanium (3D-printed, 100% recycled) | Flat sapphire crystal | L x W x T (49mm)：49mm x 44mm x 12mm Weight (49mm)：63.0g (Natural Titanium) / 63.1g (Black Titanium) | A3579、A358049mm GPS + Cellular | Watch8,149mm GPS + Cellular | ||
 Apple Watch Ultra 3 | Release Date 2025.09.10 OS Support watchOS 26 or later Color Coprocessor Apple W3 + Apple U2 Requirements iPhone 11 or later, with iOS 26 or later | Apple S10 Coprocessor: Apple W3 + Apple U2 Cores: 2 Arch: 64-bit RAM: 2GB Storage: 64GB | Resolution (49mm)： 422 x 514 Display Area (49mm)： 1245 sq mm | 49mm Always-On LTPO3 OLED Retina display Always-On: None Brightness: Up to 3000 nits Material: Sapphire crystal PPI： 326 | Cellular: MTK MT6815 Wi-Fi: 802.11n 2.4&5GHz Bluetooth: Bluetooth 5.3 NFC: NFC and FeliCa | High-g accelerometerHigh dynamic range gyroscopeAmbient light sensorThird-generation optical heart sensorElectrical heart sensorAlways-on altimeterMagnetometerBlood oxygen sensorTemperature sensorWater temperature sensorDepth gauge | Lithium-ion battery 599mAh Normal: 42hrs Low Power: 72hrs | Charge to 80% 45 min Magnetic Fast Charge Adapter: Apple 20W USB-C Power Adapter Cycle Count: 1000cycles | Dust: IP6X Water: Water resistant 100 meters (ISO 22810) | Dual-frequency GPS (L1 and L5), GLONASS, Galileo, QZSS, and BeiDou | Titanium | Sapphire crystal | L x W x T (49mm)：49mm x 44mm x 12mm Weight (49mm)：61.2g (natural titanium) / 61.5g (black titanium) | A3281,A328249mm case | Watch7,1249mm GPS + Cellular | ||
 Apple Watch Ultra 2 | Release Date 2023.09.13 OS Support watchOS 10 or later Color Coprocessor Apple W3 + Apple U2 Requirements iPhone XS or later, with iOS 17 or later | Apple S9 Coprocessor: Apple W3 + Apple U2 Cores: 2 Arch: 64-bit RAM: 2GB Storage: 64GB | Resolution (49mm)： 410 x 502 Display Area (49mm)： 1185 sq mm | 49mm Always-On LTPO2 OLED Retina display Always-On: None Brightness: Up to 3000 nits Material: Sapphire crystal PPI： 338 | Cellular: Intel XMM7560 Wi-Fi: 802.11n 2.4&5GHz Bluetooth: Bluetooth 5.3 NFC: NFC and FeliCa | High-g accelerometerHigh dynamic range gyroscopeAmbient light sensorThird-generation optical heart sensorElectrical heart sensorAlways-on altimeterMagnetometerBlood oxygen sensorTemperature sensorWater temperature sensorDepth gauge | Lithium-ion battery 564mAh Normal: 36hrs Low Power: 72hrs | Charge to 80% ~ 1 hrs Magnetic Fast Charge Adapter: Apple 20W USB-C Power Adapter Cycle Count: 1000cycles | Dust: IP6X Water: Water resistant 100 meters (ISO 22810) | Dual-frequency GPS (L1 and L5), GLONASS, Galileo, QZSS, and BeiDou | Titanium | Sapphire crystal | L x W x T (49mm)：49mm x 44mm x 14.4mm Weight (49mm)：61.4g | A2986, A298749mm case | Watch7,549mm GPS + Cellular | ||
 Apple Watch Ultra | Release Date 2022.09.08 OS Support watchOS 9→watchOS 26 Color Coprocessor Apple W3 + Apple U1 Requirements iPhone 8 or later, with iOS 16 or later | Apple S8 Coprocessor: Apple W3 + Apple U1 Cores: 2 Arch: 64-bit RAM: 1.5GB Storage: 32GB | Resolution (49mm)： 410 x 502 Display Area (49mm)： 1185 sq mm | 49mm Always-On LTPO2 OLED Retina display Always-On: None Brightness: Up to 2000 nits Material: Sapphire crystal PPI： 338 | Cellular: Intel XMM7560 Wi-Fi: 802.11n 2.4&5GHz Bluetooth: Bluetooth 5.3 NFC: NFC and FeliCa | High-g accelerometerHigh dynamic range gyroscopeAmbient light sensorThird-generation optical heart sensorElectrical heart sensorAlways-on altimeterMagnetometerBlood oxygen sensorTemperature sensorWater temperature sensorDepth gauge | Lithium-ion battery 542mAh Normal: 36hrs LTE：18hrs | Charge to 80% ~ 1 hrs Magnetic Fast Charge Adapter: Apple 20W USB-C Power Adapter Cycle Count: 1000cycles | Dust: IP6X Water: Water resistant 100 meters (ISO 22810) | Dual-frequency GPS (L1 and L5), GLONASS, Galileo, QZSS, and BeiDou | Titanium | Sapphire crystal | L x W x T (49mm)：49mm x 44mm x 14.4mm Weight (49mm)：61.3g | A2622, A2684, A285949mm case | Watch6,1849mm GPS + Cellular |