MC Apple Watch Ultra 4

A BATTERY YOU CAN’T OUTRUN.

Apple Watch Ultra 4, titanium case, natural color, digital clock face, complications: readiness, heart rate, Workouts, temperature, right side exterior, Digital Crown, raised side button, Ocean Band, translucent gray color

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Battery

Longest battery life of any Apple Watch. With up to 45 hours of Max Extended WorkoutRefer to legal disclaimers. tracking.
Heart Health

The Health Sensing System delivers the most accurate heart rate sensing in a wearable.Refer to legal disclaimers.
Heart Rate Variability

More frequent HRV readings help provide insights on stress and recovery.
Readiness

A new personal readiness score tells you whether to rest or put yourself to the test.
Running

Your ultimate running companion with advanced metrics and precision dual‑frequency GPS.
Action Button

One quick press gives you precise control over customizable functions like starting a workout.
Adventure

Hike longer. Climb higher. Dive deeper. With pioneering features for every quest.
Safety

Stay connected and safe with Emergency SOS, Crash Detection, Fall Detection, and more.

Worth the upgrade? 100 percent.

A few ways Ultra 4 gives you more.

Compare

Which Apple Watch is right for you?

Apple Watch Series 12

Apple Watch Ultra 4

Apple Watch SE 3

Choose models to compare.

Images

GPS

GPS

Starting at $[XXX]

Not Applicable

GPS

Starting at $[XXX]

GPS + Cellular

GPS + Cellular

Starting at $[XXX]

GPS + Cellular

Starting at $[XXX]

GPS + Cellular

Starting at $[XXX]

Aluminum

Aluminum

Dark Bronze, Light Gold, Black, Space Gray

Aluminum not applicable

Aluminum

Midnight, Starlight

Titanium

Titanium

Radiant Gold, Natural

Titanium

Natural, Black

Titanium not applicable

Ceramic

Ceramic

Pearl White, Night Blue

Ceramic not applicable

Stainless steel

Stainless steel not applicable

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Case Size

46mm or 42mm case size

49mm case size

44mm or 40mm case size

Display

Always‑On Retina display

Up to 2000 nits

Wide‑angle OLED

LTPO3

Always‑On Retina display

Up to 3000 nits

Wide‑angle OLED

LTPO3

Always‑On Retina display

Up to 1000 nits

OLED

LTPO

Heart Health

Recovery HRV

High‑frequency background heart rate tracking

ECG appRefer to legal disclaimers.

High and low heart rate notifications

Low cardio fitness notifications

Blood Oxygen appRefer to legal disclaimers.

Recovery HRV

High‑frequency background heart rate tracking

ECG appRefer to legal disclaimers.

High and low heart rate notifications

Low cardio fitness notifications

Blood Oxygen appRefer to legal disclaimers.

HRV

Heart Rate Tracking

ECG app not applicable

High and low heart rate notifications

Low cardio fitness notifications

Blood Oxygen app not applicable

Sleep

Sleep tracking

Sleep score

Sleep tracking

Sleep score

Sleep tracking

Sleep score

Vitals

Vitals app featuring heart rate, respiratory rate, wrist temperature, blood oxygen and HRVRefer to legal disclaimers.

Vitals app featuring heart rate, respiratory rate, wrist temperature, and sleep durationRefer to legal disclaimers.

Women's Health

Wrist temperature sensingRefer to legal disclaimers.

Cycle TrackingRefer to legal disclaimers.

Retrospective ovulation estimates

Wrist temperature sensingRefer to legal disclaimers.

Cycle TrackingRefer to legal disclaimers.

Retrospective ovulation estimates

Wrist temperature sensingRefer to legal disclaimers.

Cycle TrackingRefer to legal disclaimers.

Retrospective ovulation estimates

Safety

Emergency SOSRefer to legal disclaimers.

Fall Detection and Crash DetectionRefer to legal disclaimers.

Emergency siren not applicable

Emergency SOSRefer to legal disclaimers.

Fall Detection and Crash DetectionRefer to legal disclaimers.

Siren

Emergency SOSRefer to legal disclaimers.

Fall Detection and Crash DetectionRefer to legal disclaimers.

Emergency siren not applicable

Water resistance

Water resistant 50mRefer to legal disclaimers.

Swim, snorkel

Depth gauge to 6m

Water temperature sensor

Water resistant 100mRefer to legal disclaimers.

Swim, snorkel, scuba, high‑speed water sports

Depth gauge to 40m

Water temperature sensor

Water resistant 50mRefer to legal disclaimers.

Swim

Depth gauge not applicable

Water temperature sensor not applicable

Connectivity

Precision L1 GPS

CellularRefer to legal disclaimers.

Precision dual‑frequency GPS

CellularRefer to legal disclaimers.

GPS

CellularRefer to legal disclaimers.

Chip

S11 chip

Wrist flick gesture

Single and double tap gestures

Precision Finding for iPhoneRefer to legal disclaimers.

S11 chip

Wrist flick gesture

Single and double tap gestures

Precision Finding for iPhoneRefer to legal disclaimers.

S10 chip

Wrist flick gesture

Single and double tap gestures

Find iPhone

Power and Battery Life

Up to 24 hoursRefer to legal disclaimers.

Up to 38 hours in
Low Power ModeRefer to legal disclaimers.

Fast‑charge capable
(0‑80% in about 30 minutes; 15 minutes for up to 12 hours)Refer to legal disclaimers.

Up to 50 hoursRefer to legal disclaimers.

Up to 84 hours in
Low Power ModeRefer to legal disclaimers.

Fast‑charge capable
(0‑80% in about 45 minutes; 15 minutes for up to 18 hours)Refer to legal disclaimers.

Up to 18 hoursRefer to legal disclaimers.

Up to 32 hours in
Low Power ModeRefer to legal disclaimers.

Fast‑charge capable
(0‑80% in about 45 minutes; 15 minutes for up to 8 hours)Refer to legal disclaimers.

Bands

Style for miles.

New materials, new styles, new colors. Refer to legal disclaimers. Redefine your style with the latest collection of Apple Watch bands.

Shop bands

Apple Watch Series 11 bands: purple fog Sport Band, anchor blue Ocean band, light blue Alpine Loop

Apple Watch Series 11 bands: purple fog Sport Band, anchor blue Ocean band, starlight Sport Band, light blue Alpine Loop

Apple Watch and AirPods

Made for each other.

You can do so much with just Apple Watch and AirPods — all without your iPhone. Refer to legal disclaimers.Take calls, stream music and podcasts, and hear incoming notifications.

Apple Watch Series 12, aluminum case, black color, black Sport Band, Apple Music app open, paired with AirPods 4

Legal Disclaimers

Bands: Bands for illustrative purposes only and subject to availability.
Blood Oxygen: The Blood Oxygen app is for wellness purposes only and not for medical use. Measurements are calculated and viewed on iPhone in the Health app. The Blood Oxygen app is available on Apple Watch Series 6 and later (excluding Apple Watch SE models) and all Apple Watch Ultra models.
Cellular and Wireless: Wireless service plan required for cellular service. Contact your service provider for more details. Connection may vary based on network availability. Check apple.com/watch/cellular for participating wireless carriers and eligibility. See support.apple.com/HT207578 for additional setup instructions.
ECG: The ECG app is available on Apple Watch Series 4 and later (excluding Apple Watch SE models) and all Apple Watch Ultra models and can generate an ECG similar to a single‑lead electrocardiogram. Intended for use by people 22 years old or older.
Compatibility: Apple Watch Series 12, Apple Watch Ultra 4, and Apple Watch SE 3 require iPhone 11 or later with iOS 27 or later.
Fast Charging: Fast charging is compatible with Apple Watch Series 7 and later, Apple Watch SE 3, and all Apple Watch Ultra models.
Feature Availability: Features are subject to change. Some features, applications, and services may not be available in all regions or all languages. See apple.com/watchos/feature-availability for complete list.
Heart Rate Sensing: Based on data from an Apple-conducted study of heart rate accuracy, during July and August 2026, utilizing commercially available best-selling wearables available as of June 2026. For more information, visit apple.com/HRAccuracy.
Max Extended Workout Tracking: Max Extended Workout turns on Low Power Mode during the workout, and turns off alerts and splits; certain metrics will be unavailable. Testing conducted by Apple in July and August 2026 using preproduction Apple Watch Ultra 4; all devices tested with prerelease software. Battery life varies by use, configuration, cellular network, signal strength, and many other factors; actual results will vary.
Power and Battery: Battery life varies by use and configuration. See apple.com/watch/battery for more information.
Precision Finding for iPhone: Requires an iPhone and Apple Watch with second‑generation Ultra Wideband chip. Ultra Wideband availability varies by region. For more information, visit support.apple.com/en-us/109512.
Satellite: Emergency SOS requires a satellite connection, cellular connection or Wi-Fi calling with an internet connection from your Apple Watch or nearby iPhone. You can use cellular models of Apple Watch to make an emergency call in many locations, provided that mobile service is available. Some mobile networks may not accept an emergency call from your Apple Watch if your Apple Watch isn’t activated, if it isn’t compatible with or configured to operate on a particular mobile network, if it isn’t set up for mobile service, or if the mobile network does not support emergency calling over IMS. See support.apple.com/108374 and apple.com/watch/cellular for more information.
Temperature Sensing: The temperature sensing feature is not intended for medical use. Temperature sensing is available on Apple Watch Series 8 and later, Apple Watch SE 3, and all Apple Watch Ultra models.
Vitals: The Vitals app is for wellness purposes only and not for medical use.
Water and Dust Resistance: Apple Watch Series 2 and later and Apple Watch SE and later have a water resistance rating of 50 meters under ISO standard 22810:2010. This means that they may be used for shallow-water activities like swimming in a pool or ocean. Series 10 and later can also be used for snorkeling to 6 meters. However, they should not be used for scuba diving, waterskiing, or other high-velocity water sports. Apple Watch Ultra models have a water resistance rating of 100 meters under ISO standard 22810:2010. They may be used for recreational scuba diving (with compatible third-party app from the App Store) to 40 meters and high-speed water sports. They should not be used below 40 meters. Water resistance is not a permanent condition and can diminish over time. For more information, see support.apple.com/109522. Apple Watch Series 7 and later and Apple Watch Ultra models are rated IP6X dust resistant.