A BATTERY YOU
CAN’T OUTRUN.
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Apple Watch Ultra 4 49mm
- 49mm Case Size
- Built-In GPS + Cellular
- S11 Chip With 64-Bit Dual-Core Processor
- Always‑On Retina Display Up To 3000 Nits
- Wide-Angled OLED Display
- Wrist Flick/Double Tap Gesture
- Precision Dual-Frequency GPS
- 100m Water Resistant
- Up To 50 Hours Normal Use
- Natural Titanium Case with M/L Sand Trail Loop
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Apple Watch Ultra 4 49mm Highlights
- 631 mAh battery
- 1.98-inch OLED display
- 3,000 nits peak brightness
- 63 g weight
- Apple Watch a watch that pairs with an iPhone
- 64GB storage
A BATTERY YOU
Get the highlights.
Up to 45 hours of Max Extended Workout tracking.
An all-new Health Sensing System.
A readiness score that follows your day.
A more frequent read on HRV.
A new perspective with Health Age.
Siri AI. Assistance on your wrist.
Built for every part of your day.
Take a closer look.
Choose black or natural titanium. The 49mm case combines a rugged design with a bright display.
Up to 50 hours of everyday use, 84 hours in Low Power Mode, or 45 hours of Max Extended Workout tracking. Battery life varies with use and settings.
Redesigned optical and electrical sensors work with the S11 chip for more frequent heart data.
A titanium case and sapphire crystal are built for demanding workouts and outdoor adventures.
100m water resistance, with recreational scuba diving supported to 40m. Water resistance is not permanent.
Start a workout, mark an interval, or launch a chosen shortcut with the customizable Action button.
Pair a watch face with the information and band that suit your day. Bands are sold separately.
Advanced Health and Fitness Tracking
Run with all your heart.
Track workouts with precision GPS, richer heart data, and longer workout battery life. The Health Sensing System combines new optical and electrical sensors with the S11 chip.
Ready advice.
Each morning, readiness brings your recent activity, sleep, and vitals together in one score. It adapts during the day to help you understand your capacity for training and everyday activity.
HRV? Check.
See heart rate variability in the Vitals app. Ultra 4 samples HRV as often as every five minutes and background heart rate every five seconds, with readings available in the Heart Rate app and watch face complications.
- 60×
- More frequent background heart rate readings than Ultra 3
- 24×
- More frequent HRV readings than Ultra 3
Run circles around your data.
Follow live running metrics, plan intervals, and review your training. Personalized progress information helps you keep working toward your goals.
Every run. More insight.
Advanced metrics.
Review running power, cadence, pace, and estimated VO2 max. Build Custom Workouts with work and recovery intervals.
Heart Rate Zones.
See your exercise intensity using personalized zones. Adjust zones or add alerts to suit your training.
Action button.
Control a workout, mark a segment, or advance to the next interval with a press.
Pacer.
Choose a target time and distance, then follow your progress during a run or outdoor cycle.
Race Route.
Compare a familiar run against a previous best and see how much of the route remains.
Automatic Track Detection.
GPS and Apple Maps help identify a running track and follow your lane during supported workouts.
Workout Buddy.
Receive spoken encouragement informed by your pace, distance, and progress. Requires supported language and a cellular or Wi-Fi connection.
Step tracking.
Check daily steps and distance from your watch face, during a walk or on a treadmill.
Training load.
Review how your workouts affect your body over time as you plan your next training block.
Strava.
Follow runs, rides, and hikes with live progress. Some routes and alerts require a Strava subscription.
Extreme staying power.
Efficient workout algorithms extend tracking time, with options for everyday use, standard workouts, and longer events. Actual battery life depends on settings, use, and conditions.
- 50 hours
- Up to everyday use
- 84 hours
- Up to in Low Power Mode
- 18 hours
- Up to standard workout tracking
- 45 hours
- Up to Max Extended Workout tracking
A fuller view of your health.
Explore sleep, heart, and cycle information in one place. Health features are subject to regional availability and eligibility.
Sleep score.
See how sleep duration, consistency, wake-ups, and sleep stages contribute to your nightly score.
HRV in Vitals.
Review heart rate variability throughout the day and night, with sampling as often as every five minutes.
Cycle Tracking.
Log menstrual cycles and review predictions and retrospective ovulation estimates. Supported features vary by region and eligibility.
Frequent heart rate tracking.
Background readings every five seconds provide a current value in a watch face complication.
Blood Oxygen.
Use supported sensor readings and the Health app on iPhone to review blood oxygen. Availability varies by region.
Hypertension notifications.
Supported notifications identify patterns over 30-day periods. Eligibility and regional availability apply; this feature does not diagnose hypertension.
ECG app.
Record a supported single-lead ECG and share the result with a healthcare provider. Regional and age requirements apply.
Heart Rate app.
Check your heart rate and review supported high, low, or irregular rhythm notifications.
Redesigned Health app · Coming late 2026
Your present and future. On tap.
The redesigned Health app brings daily metrics, longer-term trends, and personalized insights together. Apple Intelligence features depend on supported language and region.
Review daily trends in heart, sleep, fitness, vitals, readiness, and cycle tracking.
Explore a new view of health and longevity, informed by supported health and fitness data.
Follow longer-term health patterns alongside your daily metrics.
Receive suggestions informed by your own health and fitness information.
Wearable AI Assistant
Say hello to Siri AI.
Ask questions, continue conversations, and get assistance from your wrist. Siri AI is rolling out in English. Some Audio Intelligence features arrive in beta late 2026; usage limits may apply.
More from every conversation.
Siri app.
Continue a conversation from another iCloud-connected Apple device and pin it for quick access.
Siri Recap.
Review summaries and key points from supported conversations. Coming in beta late 2026; usage limits may apply.
Live Rewind.
Double-click the Digital Crown to review a transcript of the preceding 15 seconds. Coming in beta late 2026; usage limits may apply.
Sound Recognition.
Receive supported notifications for important sounds such as alarms, sirens, or doorbells.
Shazam.
See song and artist information in the Music Recognition widget when supported music is detected.
Great powers. Great privacy.
Audio Intelligence is designed around user control and secure processing. Live Rewind transcripts and Siri Recaps use end-to-end encryption when syncing through iCloud.
More Sports
Ultraversatile.
Follow your progress across cycling, swimming, strength training, and multisport sessions, with workout views built around the information you need.
More ways to move.
Multisport.
Record swimming, cycling, and running segments with automatic transitions during supported workouts.
Cycling on iPhone.
See a cycling workout as a Live Activity on a connected iPhone, including when mounted on your handlebars.
Power Zones.
Connect a compatible power meter to estimate FTP and follow current power, zone time, and averages.
Workout Views.
Choose workout information such as speed, elevation, heart rate, and distance.
Strength training.
Track a strength session and review activity and heart data alongside your other workouts.
Swim tracking.
Follow strokes, sets, and distance during supported swimming workouts.
Up Next.
See the next interval in a Custom Workout so you can prepare for what follows.
Adventure
Geared to go farther.
A compass, route tools, and supported dive features bring specialized information to your wrist, from a trailhead to the water.
Ready for the route ahead.
Backtrack.
Use GPS to retrace an off-grid route and mark locations such as a campsite or trailhead.
Hiking workouts.
Follow pace, distance, elevation gain, and calories during a hike, then review the completed workout.
Custom routes.
Create walking or hiking routes on iPhone and follow supported turn-by-turn directions on your watch.
Offline maps.
Download a map on iPhone and sync it to your watch before heading out of coverage.
Compass waypoints.
Save useful locations in the Compass app and view direction and elevation information.
Dive capabilities.
Use supported dive computer features for recreational scuba diving to 40m. A compatible app or subscription may be required.
Tides app.
Review forecasts for tides, sunrise, and sunset at supported coastal locations.
On the Go
Connected. Protected.
Built-in communications and safety tools can help you stay in touch. Satellite, cellular, and emergency features depend on country, carrier, service availability, and conditions.
Emergency SOS via satellite.
Contact emergency services through supported satellite connectivity when cellular and Wi-Fi are unavailable.
Fall Detection.
Supported detection can initiate an emergency call after a hard fall if you do not respond.
Crash Detection.
Supported detection can help contact emergency services after a severe car crash.
Siren.
Activate the built-in siren to help draw attention to your location.
Messages.
Keep in touch and use supported safety features such as Check In.
Find My.
Share a location or locate supported devices through Find My.
Flashlight.
Use the watch display as a light when you need one.
Medical ID.
Make selected emergency and medical information available through Medical ID.
Cellular connectivity.
Use supported calls, messages, and data with a compatible carrier plan.
More from Ultra.
Explore the battery, sensing, and connected features that distinguish Ultra 4 from earlier Apple Watch models.
Up to 50 hours.
Or up to 84 hours in Low Power Mode.
Health Sensing System
Redesigned optical and electrical sensors.
Readiness and Vitals
A daily readiness score and more frequent HRV.
Siri AI
Assistance and supported Audio Intelligence features.
Health notifications
Supported sleep apnea and hypertension notifications.
Stay connected
Satellite communications where supported.
Compare Apple Watch Ultra 4 49mm with Similar Products
Compare Apple Watch Ultra 4 49mm specs, features and price with similar smartwatches and alternatives.
Comparison full
0 spaces availableIdentity & design
| Specification | Apple Watch Ultra 4 49mm | Apple Watch Ultra 2 | Apple Watch Ultra 3 | Apple Watch Ultra |
|---|---|---|---|---|
| Brand | Apple | Apple | Apple | Apple |
| Model | Apple Watch Ultra 4 49mm | Apple Watch Ultra 2 | Apple Watch Ultra 3 | Apple Watch Ultra |
| Announced | 2026, September 09 | 2023, September 12 | 2025, September 09 | 2022, September 07 |
| Dimensions | 49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in) | 49 × 44 × 12 mm | 49 × 44 × 12 mm | 49 × 44 × 12 mm |
| Weight | Natural titanium: 63.0 g; black titanium: 63.1 g | Natural titanium: 61.4 g; black titanium: 61.8 g | Natural titanium: 61.6 g; black titanium: 61.8 g | 61.3 g (2.15 oz) |
| Build materials | Grade 5 titanium case; sapphire crystal front; ceramic and sapphire crystal back | Titanium case; sapphire crystal front; ceramic and sapphire crystal back | Titanium case; sapphire crystal front; ceramic and sapphire crystal back | Titanium case; sapphire crystal front; ceramic and sapphire crystal back |
| Wrist size | 130–210 mm | 130–210 mm | 130–210 mm | 130–210 mm |
| Strap / band | Included band; style depends on the selected configuration | Not specified | Not specified | Not specified |
| Controls / buttons | Customizable Action button; Digital Crown with haptic feedback; side button; single tap, double tap and wrist flick gestures | Customizable Action button; Digital Crown with haptic feedback; side button | Customizable Action button; Digital Crown with haptic feedback; side button | Customizable Action button; Digital Crown with haptic feedback; side button |
Display
| Specification | Apple Watch Ultra 4 49mm | Apple Watch Ultra 2 | Apple Watch Ultra 3 | Apple Watch Ultra |
|---|---|---|---|---|
| Display | Retina LTPO3 OLED, 3000 nits (peak); 1.98 inches | Always-On Retina LTPO2 OLED | Always-On Retina LTPO3 wide-angle OLED | Always-On Retina LTPO2 OLED |
| Screen resolution | 422 × 514 pixels; 326 ppi; 1,245 mm² display area | 410 × 502 pixels; 326 ppi; 1,185 mm² display area | 422 × 514 pixels; 326 ppi; 1,245 mm² display area | 410 × 502 pixels; 326 ppi; 1,185 mm² display area |
| Display protection | Sapphire crystal | Flat sapphire crystal | Flat sapphire crystal | Flat sapphire crystal |
| Display features | 3000 nits (peak); Wide-angle OLED | 3000 nits (peak) | 3000 nits (peak); Wide-angle OLED | 2000 nits (peak) |
Performance & software
| Specification | Apple Watch Ultra 4 49mm | Apple Watch Ultra 2 | Apple Watch Ultra 3 | Apple Watch Ultra |
|---|---|---|---|---|
| Processor | Apple S11 | Apple S9; 4-core Neural Engine | Apple S10; 4-core Neural Engine | Apple S8 SiP |
| CPU | Dual-core | 64-bit dual-core | 64-bit dual-core | 64-bit dual-core |
| GPU | PowerVR | PowerVR | PowerVR | PowerVR |
| Storage | 64GB | 64 GB | 64 GB | 32 GB |
| Operating system | watchOS 27 | watchOS 10, upgradable to watchOS 27 | watchOS 26, upgradable to watchOS 27 | watchOS 9.0, upgradable to watchOS 26.6 |
Connectivity
| Specification | Apple Watch Ultra 4 49mm | Apple Watch Ultra 2 | Apple Watch Ultra 3 | Apple Watch Ultra |
|---|---|---|---|---|
| Network / cellular | GSM / HSPA / LTE / 5G | GSM / HSPA / LTE | GSM / HSPA / LTE / 5G | GSM / HSPA / LTE |
| SIM / eSIM | eSIM | eSIM | eSIM | eSIM |
| Wi-Fi | Wi-Fi 802.11 b/g/n, dual-band | Wi-Fi 802.11 b/g/n, dual-band | Wi-Fi 802.11 b/g/n, dual-band | Wi-Fi 802.11 b/g/n, dual-band |
| Bluetooth | 5.3, A2DP, LE | 5.3, A2DP, LE | 5.3, A2DP, LE | 5.3, A2DP, LE |
| NFC | Yes | Supported; Apple Pay | Supported; Apple Pay | Supported; Apple Pay |
| Positioning / GNSS | GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS | GPS (L1+L5), GLONASS, GALILEO, BDS | GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS | GPS (L1+L5), GLONASS, GALILEO, BDS |
| Ultra Wideband (UWB) | Ultra Wideband (UWB) support (gen2 chip) | Ultra Wideband (UWB) support (gen2 chip) | Ultra Wideband (UWB) support (gen2 chip) | Ultra Wideband (UWB) support |
| Satellite features | Emergency SOS via satellite | Not specified | Emergency SOS via satellite | Not specified |
Audio & communication
| Specification | Apple Watch Ultra 4 49mm | Apple Watch Ultra 2 | Apple Watch Ultra 3 | Apple Watch Ultra |
|---|---|---|---|---|
| Speaker | Dual speakers; media playback; siren | Dual speakers; siren | Dual speakers; siren | Dual speakers; siren |
| Microphone | Three-microphone array with beamforming and wind-noise mitigation | Three-microphone array with beamforming and wind-noise mitigation | Three-microphone array with beamforming and wind-noise mitigation | Three-microphone array with beamforming and wind-noise mitigation |
| Calling | Cellular and Bluetooth calling; international emergency calling | Cellular and Bluetooth calling; international emergency calling | Cellular and Bluetooth calling; international emergency calling | Cellular and Bluetooth calling; international emergency calling |
Sensors, health & fitness
| Specification | Apple Watch Ultra 4 49mm | Apple Watch Ultra 2 | Apple Watch Ultra 3 | Apple Watch Ultra |
|---|---|---|---|---|
| Sensors | Electrical heart sensor; always-on optical heart sensor; blood oxygen sensor; temperature sensor; depth gauge; water-temperature sensor; compass; always-on altimeter; high-g accelerometer; high dynamic-range gyroscope; ambient-light sensor | Blood oxygen sensor; electrical heart sensor; third-generation optical heart sensor; temperature sensor; depth gauge; water-temperature sensor; compass; always-on altimeter; high-g accelerometer; high-dynamic-range gyroscope; ambient light sensor | Electrical heart sensor, third-generation optical heart sensor, blood oxygen sensor, temperature sensor, depth gauge, water-temperature sensor, compass, always-on altimeter, high-g accelerometer, high-dynamic-range gyroscope and ambient-light sensor | Blood oxygen sensor; electrical heart sensor; third-generation optical heart sensor; temperature sensor; depth gauge; water-temperature sensor; compass; always-on altimeter; high-g accelerometer; high-dynamic-range gyroscope; ambient light sensor |
| Health & wellness features | Heart rate; HRV; blood oxygen; ECG; wrist temperature; respiratory rate; Readiness; Vitals; cycle tracking; high/low heart-rate, irregular rhythm and hypertension notifications (regional availability) | ECG app; Blood Oxygen app where available; heart-rate notifications; irregular rhythm notifications; temperature sensing; cycle tracking | Blood Oxygen, ECG, Cycle Tracking, heart-rate notifications, irregular-rhythm notifications, medications, mindfulness and noise features; availability varies by region | ECG app; Blood Oxygen app where available; heart-rate notifications; irregular rhythm notifications; temperature sensing; cycle tracking |
| Sleep tracking | Sleep duration; sleep stages; sleep score; sleep-apnea notifications (regional availability) | Sleep duration and sleep stages | Sleep duration and sleep stages | Sleep duration and sleep stages |
| Sports / workout modes | Running; hiking; cycling; pool and open-water swimming; skiing; snowboarding; rowing; paddling; golf; walking; HIIT; yoga; strength; dance; Pilates; Tai Chi; kickboxing; multisport and more | Workout app with running, cycling, swimming, multisport and other workout types | Not specified | Workout app with running, cycling, swimming, multisport and other workout types |
| Training & outdoor features | Custom workouts and views; Training Load and Workout Effort; heart-rate zones; VO₂ max; Race Route; Pacer; running dynamics; automatic track detection; offline maps, routes, waypoints, Backtrack and elevation alerts | Precision dual-frequency GPS; offline maps; compass waypoints and Backtrack; running dynamics; cycling metrics | Not specified | Precision dual-frequency GPS; compass waypoints and Backtrack; running dynamics |
| Safety & emergency features | Emergency SOS; satellite SOS and messaging; international emergency calling; siren; flashlight; Fall Detection; Crash Detection; Check In; noise monitoring; emergency waypoints | Emergency SOS; international emergency calling; Fall Detection; Crash Detection | Emergency SOS; international emergency calling; Fall Detection; Crash Detection | Emergency SOS; international emergency calling; Fall Detection; Crash Detection |
| Diving / depth features | Recreational scuba diving to 40 m; automatic dive launch at 1 m; current/maximum depth and duration; GPS entry/exit points; depth gauge and water temperature | Recreational scuba diving to 40 m; depth gauge; water-temperature sensor | Recreational scuba diving to 40 m; depth gauge; water-temperature sensor | Recreational scuba diving to 40 m; depth gauge; water-temperature sensor |
Battery & durability
| Specification | Apple Watch Ultra 4 49mm | Apple Watch Ultra 2 | Apple Watch Ultra 3 | Apple Watch Ultra |
|---|---|---|---|---|
| Battery capacity | Li-Ion 631 mAh | Not specified | Not specified | Not specified |
| Battery life | Up to 50 hours normal use; 84 hours Low Power Mode; 18 hours workout tracking; 25 hours Extended Workout; 45 hours Max Extended Workout | Up to 36 hours normal use; 72 hours Low Power Mode | Up to 42 hours normal use; 72 hours Low Power Mode | Up to 36 hours normal use |
| Charging | Magnetic fast charging; up to 80% in about 45 minutes | Magnetic fast charging | Magnetic fast charging | Magnetic fast charging to USB-C cable |
| Water resistance | 100 m under ISO 22810:2010; suitable for swimming, snorkeling, scuba and high-speed water sports | 100 m under ISO 22810:2010 | 100 m under ISO 22810:2010 | 100 m under ISO 22810:2010 |
| Durability / certifications | IP6X dust resistance under IEC 60529; EN 13319 recreational diving to 40 m; tested to MIL‑STD‑810H | IP6X dust resistance; MIL-STD-810H; EN13319 | IP6X dust resistance; MIL-STD-810H; EN13319 | IP6X dust resistance; MIL-STD-810H; EN13319 |
Compatibility
| Specification | Apple Watch Ultra 4 49mm | Apple Watch Ultra 2 | Apple Watch Ultra 3 | Apple Watch Ultra |
|---|---|---|---|---|
| Phone compatibility | iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later | iPhone XS or later, including iPhone SE (2nd generation or later); iOS 18 or later | iPhone 11 or later; iOS 26 or later | iPhone 8 or later; iOS 16 or later |
| Companion app | Apple Watch app on iPhone | Apple Watch app on iPhone | Apple Watch app on iPhone | Apple Watch app on iPhone |
| Colors | Natural, Black | Titanium, Black | Natural, Black | Titanium |
Additional specifications
| Specification | Apple Watch Ultra 4 49mm | Apple Watch Ultra 2 | Apple Watch Ultra 3 | Apple Watch Ultra |
|---|---|---|---|---|
| Case material | Grade 5 titanium | Titanium | Titanium | Titanium |
| Military-grade resistance | MIL-STD-810H | MIL-STD-810H | MIL-STD-810H | MIL-STD-810H |
| Flashlight | Supported | Supported | Supported | Supported |
| Display material | LTPO3 wide-angle OLED | Not specified | Not specified | Not specified |
| Pixels per inch | 326 ppi | 326 ppi | 326 ppi | 326 ppi |
| Peak brightness | Up to 3,000 nits peak; 1 nit minimum | Up to 3,000 nits; 1 nit minimum | Up to 3,000 nits peak; 1 nit minimum | Up to 2,000 nits |
| Cover / touchscreen | Supported | Supported | Supported | Supported |
| Charging time | About 45 minutes to 80%; 15 minutes for up to 18 hours normal use; 5 minutes for up to 10 hours sleep tracking | About 1 hour to 80% | About 45 minutes to 80% | Not specified |
| Packing list | Apple Watch Ultra 4; band; 1 m magnetic fast-charger to USB-C cable | Not specified | Not specified | Not specified |
| Release status | Available. Released 2026, September 18 | Available. Released 2023, September 22 | Available. Released 2025, September 19 | Available. Released 2022, September 23 |
| Model numbers | A3579 | A2986, A2987, Watch7,5 | A3281, A3282 | A2684, A2622, A2859, watch6,18 |
| Card slot | No | No | No | No |
| Camera | No | No | No | No |
| 3.5 mm headphone jack | No | No | No | No |
| USB | No | No | No | No |
| Radio | No | No | No | No |
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK; HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK; HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK; HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 53, 66, 71 | 1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK; 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada | 1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK; 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada | 1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK; 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada |
| 5G bands | 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 38, 40, 41, 53, 66, 71 SA/NSA | Not specified | SA/NSA | Not specified |
| Network speed | HSPA, LTE, 5G | HSPA, LTE | HSPA, LTE, 5G | HSPA, LTE |
| Additional hardware features | Health Sensing System: third‑generation electrical heart sensor, always‑on optical heart sensor, blood oxygen sensor, temperature sensor; Temperature sensing (0.01˚ accuracy); Depth gauge (±1m accuracy) | Temperature sensing (0.01˚ accuracy); Depth gauge (±1m accuracy) | Temperature sensing (0.01˚ accuracy); Depth gauge (±1m accuracy) | Temperature sensing (0.01˚ accuracy); Depth gauge (±1m accuracy) |
| SAR (US) | Not specified | 0.88 W/kg (head) | 1.16 W/kg (head) | Not specified |
| SAR (EU) | Not specified | 0.22 W/kg (head) | 1.19 W/kg (head) | 0.35 W/kg (head) 0.60 W/kg (body) |
| Battery type | Not specified | Rechargeable lithium-ion | Rechargeable lithium-ion | Rechargeable lithium-ion |
Specs
Apple Watch Ultra 4 49mm specifications
Identity & design
| Brand | Apple |
|---|---|
| Model | Apple Watch Ultra 4 49mm |
| Announced | 2026, September 09 |
| Dimensions | 49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in) |
| Weight | Natural titanium: 63.0 g; black titanium: 63.1 g |
| Build materials | Grade 5 titanium case; sapphire crystal front; ceramic and sapphire crystal back |
| Wrist size | 130–210 mm |
| Strap / band | Included band; style depends on the selected configuration |
| Controls / buttons | Customizable Action button; Digital Crown with haptic feedback; side button; single tap, double tap and wrist flick gestures |
Display
| Display | Retina LTPO3 OLED, 3000 nits (peak); 1.98 inches |
|---|---|
| Screen resolution | 422 × 514 pixels; 326 ppi; 1,245 mm² display area |
| Display protection | Sapphire crystal |
| Display features | 3000 nits (peak); Wide-angle OLED |
| Display material | LTPO3 wide-angle OLED |
| Pixels per inch | 326 ppi |
| Peak brightness | Up to 3,000 nits peak; 1 nit minimum |
| Cover / touchscreen | Supported |
Performance & software
| Processor | Apple S11 |
|---|---|
| CPU | Dual-core |
| GPU | PowerVR |
| Storage | 64GB |
| Operating system | watchOS 27 |
Connectivity
| Network / cellular | GSM / HSPA / LTE / 5G |
|---|---|
| SIM / eSIM | eSIM |
| Wi-Fi | Wi-Fi 802.11 b/g/n, dual-band |
| Bluetooth | 5.3, A2DP, LE |
| NFC | Yes |
| Positioning / GNSS | GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS |
| Ultra Wideband (UWB) | Ultra Wideband (UWB) support (gen2 chip) |
| Satellite features | Emergency SOS via satellite |
| USB | No |
| Radio | No |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 53, 66, 71 |
| 5G bands | 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 38, 40, 41, 53, 66, 71 SA/NSA |
| Network speed | HSPA, LTE, 5G |
Audio & communication
| Speaker | Dual speakers; media playback; siren |
|---|---|
| Microphone | Three-microphone array with beamforming and wind-noise mitigation |
| Calling | Cellular and Bluetooth calling; international emergency calling |
Sensors, health & fitness
| Sensors | Electrical heart sensor; always-on optical heart sensor; blood oxygen sensor; temperature sensor; depth gauge; water-temperature sensor; compass; always-on altimeter; high-g accelerometer; high dynamic-range gyroscope; ambient-light sensor |
|---|---|
| Health & wellness features | Heart rate; HRV; blood oxygen; ECG; wrist temperature; respiratory rate; Readiness; Vitals; cycle tracking; high/low heart-rate, irregular rhythm and hypertension notifications (regional availability) |
| Sleep tracking | Sleep duration; sleep stages; sleep score; sleep-apnea notifications (regional availability) |
| Sports / workout modes | Running; hiking; cycling; pool and open-water swimming; skiing; snowboarding; rowing; paddling; golf; walking; HIIT; yoga; strength; dance; Pilates; Tai Chi; kickboxing; multisport and more |
| Training & outdoor features | Custom workouts and views; Training Load and Workout Effort; heart-rate zones; VO₂ max; Race Route; Pacer; running dynamics; automatic track detection; offline maps, routes, waypoints, Backtrack and elevation alerts |
| Safety & emergency features | Emergency SOS; satellite SOS and messaging; international emergency calling; siren; flashlight; Fall Detection; Crash Detection; Check In; noise monitoring; emergency waypoints |
| Diving / depth features | Recreational scuba diving to 40 m; automatic dive launch at 1 m; current/maximum depth and duration; GPS entry/exit points; depth gauge and water temperature |
Battery & durability
| Battery capacity | Li-Ion 631 mAh |
|---|---|
| Battery life | Up to 50 hours normal use; 84 hours Low Power Mode; 18 hours workout tracking; 25 hours Extended Workout; 45 hours Max Extended Workout |
| Charging | Magnetic fast charging; up to 80% in about 45 minutes |
| Water resistance | 100 m under ISO 22810:2010; suitable for swimming, snorkeling, scuba and high-speed water sports |
| Durability / certifications | IP6X dust resistance under IEC 60529; EN 13319 recreational diving to 40 m; tested to MIL‑STD‑810H |
Compatibility
| Phone compatibility | iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later |
|---|---|
| Companion app | Apple Watch app on iPhone |
| Colors | Natural, Black |
Design
| Case material | Grade 5 titanium |
|---|---|
| Military-grade resistance | MIL-STD-810H |
| Flashlight | Supported |
Battery
| Charging time | About 45 minutes to 80%; 15 minutes for up to 18 hours normal use; 5 minutes for up to 10 hours sleep tracking |
|---|
System and package
| Packing list | Apple Watch Ultra 4; band; 1 m magnetic fast-charger to USB-C cable |
|---|
General
| Release status | Available. Released 2026, September 18 |
|---|---|
| Model numbers | A3579 |
Memory & storage
| Card slot | No |
|---|
Cameras
| Camera | No |
|---|
Audio
| 3.5 mm headphone jack | No |
|---|
Features
| Additional hardware features | Health Sensing System: third‑generation electrical heart sensor, always‑on optical heart sensor, blood oxygen sensor, temperature sensor; Temperature sensing (0.01˚ accuracy); Depth gauge (±1m accuracy) |
|---|
0 Reviews
Price history
Historical prices for Apple Watch Ultra 4 49mm in Kenya
- Current price
- KSh 118,000
- Lowest
- KSh 118,00016 Oct
- Highest
- KSh 120,00012 Oct
- Change since 12 Oct
- ▼ 1.7%KSh 2,000 lower
Price history table
| Date | Price (KES) | Change |
|---|---|---|
| KSh 120,000 | – | |
| KSh 118,000 | −KSh 2,000 (−1.7%) |