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Create Free Business Account| Storage | 64GB capacity |
| Processor | S11 chip with 64-bit dual-core processor |
| Neural Engine | 4-core Neural Engine |
| Audio Intelligence | Live Rewind, Siri Recap, Shazam, Sound Recognition |
| Siren | Siren |
| Speakers | Dual speakers |
| Microphones | Three-microphone array with beamforming and wind noise mitigation |
| Media Playback | Media playback |
| Emergency Features | Emergency SOS, international emergency calling, Siren, flashlight, Fall Detection, Crash Detection, Last Emergency Call Availability Waypoint, noise monitoring, Backtrack, Check In |
| Satellite Communications | Satellite communications (Emergency SOS, Messages, Find My) |
| Type | Always-On Retina display with wide-angle OLEDs and LTPO3 |
| Cover | Flat sapphire crystal display |
| Night Mode | Night Mode for Apple Watch Ultra faces (Modular Ultra, Wayfinder, Orienteering) |
| Resolution | 422 by 514 pixels active area |
| Pixel Density | 326 pixels per inch |
| Peak Brightness | 3000 nits peak brightness |
| Minimum Brightness | 1 nit minimum brightness |
| Refresh Rate Minimum | 1Hz refresh |
| Motion Sensors | High-g accelerometer, high dynamic range gyroscope |
| Ambient Light Sensor | Ambient light sensor |
| Environmental Sensors | Depth gauge, water temperature sensor, compass, always-on altimeter |
| Health Sensing System | second-generation electrical heart sensor, always-on optical heart sensor, blood oxygen sensor, temperature sensor |
| Siri | Siri powered by Apple Intelligence |
| Gestures | Single tap, double tap and wrist flick gestures |
| Side Button | Side button |
| Action Button | Customizable Action button |
| Digital Crown | Digital Crown with haptic feedback |
| Mil Std | Tested to MIL-STD 810H: altitude, high temperature, low temperature, temperature shock, immersion, freeze with thaw, ice and freezing rain, shock and vibration |
| Dust Resistance | IP6X under IEC 60529 |
| Water Resistance | Water resistant 100m (swim, snorkel, scuba, high-speed water sports) under ISO 22810:2010 |
| Dive Certification | EN13319 recreational scuba diving to 40m (±1m accuracy) |
| Contents | Apple Watch Ultra 4, band, Apple Watch Magnetic Fast Charger to USB-C Cable (1m) |
| Waste | No established final assembly sites send waste to landfill (Apple Zero Waste Program) |
| Energy | 100% of manufacturing electricity from renewable sources; 100% of expected customer energy use matched with renewable electricity |
| Packaging | 100% fiber-based packaging |
| Recycled Content | 45% recycled content |
| Smarter Chemistry | Materials covered by Apple's Regulated Substances Specification |
| Recycled Materials | 100% recycled cobalt, titanium case, copper wire, gold plating and tin solder; 95% recycled lithium; 80% recycled steel in battery enclosure and Taptic Engine |
| Gps | Precision dual-frequency GPS (GPS, Galileo, QZSS and BeiDou) |
| Wifi | Wi-Fi 4 (802.11n), 2.4GHz and 5GHz networks |
| Gymkit | GymKit |
| Cellular | Supports RedCap for 5G and LTE |
| Apple Pay | Apple Pay |
| Bluetooth | Bluetooth 5.3 |
| Fdd Lte Bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 66, 71 |
| Tdd Lte Bands | 38, 39, 40, 41, 53 |
| Ultra Wideband | Second-generation Ultra Wideband chip |
| Fdd 5g Nr Bands | n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n26, n28, n66, n71 |
| Tdd 5g Nr Bands | n38, n40, n41, n53 |
| International Roaming | International roaming |
| Apple Watch For Your Kids | Support for Apple Watch For Your Kids |
| Features | Built-in vision, mobility, hearing and cognitive accessibility features including VoiceOver, Zoom, AssistiveTouch, RTT, Live Speech, Personal Voice, Live Listen and Sound Recognition |
| Iphone | iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later |
| Mpn | MJC24LS/A |
| Upc | 195951394558 |
| Brand | Apple |
| Model | Apple Watch Ultra 4 |
| Shipping Weight | 0.90 lb |
| Cellular Model Number | Model A3579 |
| Depth | 12mm |
| Width | 44mm |
| Height | 49mm |
| Wrist Fit | Fits 130–210mm wrists |
| Display Area | 1245 sq mm display area |
| Weight Black | 63.1 grams (black) |
| Weight Natural | 63.0 grams (natural) |
| Display Resolution | 422 by 514 pixels |
| Os | watchOS |
| Normal Use | Up to 50 hours of normal use |
| Fast Charge | up to 80% in about 45 minutes |
| Battery Type | Built-in rechargeable lithium-ion battery |
| Low Power Mode | Up to 84 hours in Low Power Mode |
| Outdoor Workout | Up to 18 hours outdoor workout |
| Extended Workout | Up to 25 hours Extended Workout |
| Quick Charge Sleep | 5 minutes of charging for up to 10 hours of sleep tracking |
| Max Extended Workout | Up to 45 hours Max Extended Workout |
| Quick Charge Normal Use | 15 minutes of charging for up to 18 hours of normal use |
| Siri Ai | Apple Intelligence with Siri AI (rolling out in English; some Audio Intelligence features coming in beta late 2026) |
| Band | Burgundy Alpine Loop |
| Color | Black/Burgundy |
| Band Size | Large |
| Case Size | 49mm |
| Connectivity | GPS + Cellular |
| Apple Part Number | MJC24LS/A |
| Configuration Name | Apple Watch Ultra 4 GPS + Cellular, 49mm Black Titanium Case with Burgundy Alpine Loop - Large |
| Heart | Blood Oxygen app, ECG app, Heart Rate app, high and low heart rate notifications, Recovery HRV, high-frequency background heart rate tracking, irregular rhythm notifications |
| Sleep | Sleep app including sleep stages, sleep score, sleep apnea notifications |
| Vitals | Vitals app with heart rate, respiratory rate, wrist temperature, sleep duration and heart rate variability (HRV) |
| Readiness | Readiness app |
| Wellness Apps | Medications app, Mindfulness app with state of mind tracking, Noise app |
| Cycle Tracking | Advanced Cycle Tracking app with fertile window estimates, retrospective ovulation estimates, and perimenopause and menopause support |
| Hypertension Notifications | Hypertension notifications |
| Titanium Case Grade 5 | Grade 5 titanium case, offered in Natural and Black (this model: Black) |
| Details | Microphone, speaker, Health Sensing System, customizable Action button, Siren/speaker, GPS and cellular/satellite antennas, side button, Digital Crown, depth gauge/water temperature sensor/altimeter |
| Diving | Recreational dive to 40m, dive computer app (App Store), automatic launch at 1m, current and maximum depth, GPS entry and exit points, depth gauge, water temperature sensor |
| Hiking | Compass with bearing, incline, elevation and coordinates, custom and automatic waypoints, Backtrack, offline maps with custom routes, elevation alerts, U.S. park topographic maps and curated hikes, Siren |
| Cycling | Custom workouts, Training Load, speed/elevation/distance, Bluetooth power meter support, FTP, Live Activity on iPhone, cadence, speed, power and power zones |
| Running | Custom workouts, Training Load, customizable Heart Rate Zones, VO2 max, Race Route, Pacer, Precision Start, running form metrics and Running Power, automatic track detection, multisport, pace and target alerts |
| Swimming | Pool custom workouts with haptic cues, pool and open water views, splits and auto sets, SWOLF, automatic stroke detection, water temperature, pace, distance, heart rate and laps |
| More Workouts | Skiing, snowboarding, outdoor rowing, paddling, golf, walk, elliptical, rower, stair stepper, HIIT, yoga, strength training, dance, cooldown, core, Pilates, Tai Chi, wheelchair, kickboxing, multisport and more |
| Relative Humidity | 5% to 90% noncondensing |
| Operating Altitude | –1600 to 29,500 feet (–500m to 9000m) |
| Storage Temperature | –4° to 113° F (–20° to 45° C) non-operating |
| Operating Temperature | 32° to 95° F (0° to 35° C) |
| Dive Operating Temperature | 32° to 104° F (0° to 40° C) |
| On Wrist Operating Temperature | –4° to 130° F (–20° to 55° C) |
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Yes. This GPS + Cellular model supports RedCap for 5G and LTE, covering FDD-5G NR, TDD-5G NR, FDD-LTE and TDD-LTE bands, with international roaming.
Built-in satellite communications support Emergency SOS, Messages and Find My, so you can stay in contact off the grid.
Yes. It is certified to EN13319 for recreational scuba diving to 40m (±1m accuracy) and is water resistant to 100m under ISO 22810:2010. It launches automatically at 1m, and a dive computer app is available on the App Store.
Apple Watch Ultra 4 works with iPhone 11 or later, including iPhone SE (2nd generation or later), running iOS 27 or later.
It fast-charges to up to 80% in about 45 minutes. Fifteen minutes of charging provides up to 18 hours of normal use, and 5 minutes provides up to 10 hours of sleep tracking.
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