The longest battery life of any Apple Watch. Now with up to 45 hours of Max Extended Workout tracking.
All-new Health Sensing System delivers the most accurate heart rate sensing in a wearable.
A new personal readiness score tells you whether to rest or put yourself to the test.
More frequent heart rate variability, or HRV, readings help provide insights on stress and recovery.
In the redesigned Health app, learn which habits are influencing your Health Age and how to improve them.
Make every day more effortless with Siri AI.4 And seamless with Audio Intelligence, powered by the S11 chip.
Run with all your heart.
Heart data is fundamental in tracking your overall health and performance. Redesigned with more capable optical and electrical sensors, the all-new Health Sensing System works with the S11 chip to provide higher-frequency heart monitoring. The updated sensors and larger, more power-efficient green LEDs give you richer heart data for more meaningful insight
HRV? Check. Heart rate variability, or HRV, is an indicator of how your body responds to stress and recovery. Overtraining or poor sleep can raise your stress and lower your HRV. With the most accurate heart rate sensing in a wearable, 2 Apple Watch Ultra 4 measures HRV as often as every five minutes and takes background heart rate readings every five seconds — the most frequent sensing ever for Apple Watch. And with the updated Heart Rate app and new watch face complications, you can easily view your readings anytime.
Ultra 4 goes the extra mile to ensure that you can precisely track and analyze your running workouts. With real-time metrics, deeper insights into training and performance, and personalized encouragement, you’ll be motivated to hit your goals like never before.
Advance with advanced metrics. Track your progress with metrics like running power and cadence. And if you create a Custom Workout on your watch or iPhone, you can add work and recovery intervals, set a pace for outdoor workouts, and more. You can even get an estimate of your VO2 max after your run.
Monitor your Heart Rate Zones. Quickly see your exercise intensity level with Heart Rate Zones, which are automatically calculated and personalized using your health data. You can adjust them manually or set up alerts.
Hit the ground running with the Action button. It’s customizable and gives you quick control over a variety of functions, so you can do things like control a workout, move to your next interval, mark a segment, and more. All with extreme precision.
Keep pace with Pacer. Set specific time and distance goals with Pacer for a running or outdoor cycle workout, and track whether you’re keeping pace.
Get ahead of yourself with Race Route. Race against your best times on your favorite runs. See how far ahead or behind you are and how far you have to go.
Slay in your lane with Automatic Track Detection. Ultra 4 automatically detects when you arrive at a track and combines Apple Maps data with precision GPS to deliver the most accurate track running experience. Create a Custom Workout with a warmup period, recovery interval, and more.
With optimized, more efficient workout algorithms, Ultra 4 delivers even longer battery life. While providing up to 50 hours of everyday battery use, 7 it now gives you up to 18 hours of standard workout tracking and up to 45 hours of Max Extended Workout tracking — enough time to complete a 100-mile race. 1
The more health insights you have, the more empowered you are to take actions that will optimize how you perform. With in-depth clinical validation and FDA-cleared features, Apple Watch Ultra 4 provides a fuller picture of your health, so you can stay informed.
Wake up to your sleep score. Sleep quality is influenced by factors such as sleep duration, bedtime consistency, how often you wake up, and time spent in each sleep stage. Sleep score analyzes these factors every night and provides a classification and a score. You’ll see how the score is calculated, so you can understand the quality of your sleep and learn how to make it more restorative.
A new read on HRV. Now you can better understand insights on stress and recovery with HRV in the Vitals app.13 HRV is sampled as often as every five minutes, both during the day and night.
Track and understand changes in your cycle. Cycle Tracking is with you through every stage of your menstrual health journey. Log your cycle and get predictions for your period, fertile window, and retrospective ovulation estimates. Cycle Tracking can notify you when your cycle patterns are suggestive of perimenopause as well as provide support during menopause
Follow your heart more frequently. Ultra 4 uses high-frequency heart rate tracking to monitor your background heart rate, even when you’re not working out, and surfaces a value every five seconds in a new watch face complication.
Measure your blood oxygen. It’s a breathtaking innovation. The Health app on iPhone uses data from the sensor in Apple Watch to enable you to take on-demand readings of your blood oxygen as well as background readings, day and night
Heart this app. Check your heart rate at any time with the Heart Rate app. And get notifications of a high or low heart rate or an irregular rhythm
Redesigned Health app. Your present and future.
On tap.
Revisit conversations in the Siri app. Ask Siri a question on your iPhone or any other Apple device synced with iCloud, and pick up where you left off on your Apple Watch. Pin conversations and see the same content, including images, across your devices. Here’s to a little more conversation and a lot more Siri.
Siri Recap can summarize your chats to refresh your memory. Siri Recap transforms your conversations into high-level notes, so you can stay focused and present. Each Siri Recap includes a title, a summary, and key points that you can review in the Siri app on your Apple Watch or iPhone. You can turn Siri Recap off or on at any time from Control Center or choose where and when it takes notes, such as only at work or never at night
Live Rewind catches what you missed. Did someone say something you couldn’t hear in a loud restaurant or share cooking instructions you didn’t quite catch? Just double-click the Digital Crown, and Live Rewind transcribes what was said in the last 15 seconds. You can ask Siri about the content of the transcript or save it to the new Siri app to revisit later.
Sound Recognition notifies you when it detects important sounds. Designed for those who are Deaf or hard of hearing, Sound Recognition can listen for sounds you don’t want to miss, like sirens, alarms, doorbells, or a crying baby. You’ll be alerted with a notification on your watch — even when your iPhone isn’t nearby
Shazam can now automatically tell you what song is playing. Shazam can instantly detect the music playing around you and automatically display the song title and artist’s name on the Music Recognition widget in the Smart Stack — all without a tap. You can also see the song info when you use the Shazam app or Siri. Talk about music to your ears
Made possible by the new S11 chip, Audio Intelligence features are designed to protect your privacy and security at every step . These features do not create or store audio recordings, and raw audio used for processing is completely inaccessible, even to Apple, and is deleted after processing. There is no speaker attribution, and your Live Rewind transcripts and Siri Recaps in the Siri app are end-to-end encrypted through iCloud syncing. You decide whether to opt in to these features, and you control how you use them. 9
Apple Watch Ultra 4 ups your game in every sport. When you’re cycling, it actively monitors your speed and efficiency so you can see your progress in real time. And in the water, it can track your sets as you swim, automatically detect stroke patterns, and calculate your total distance. Time to clock your best.
Master the Multisport workout. Ultra 4 can recognize when you transition between swimming, cycling, and running — and record your metrics for each. Tracking your segments for a triathlon has never been easier
Watch your cycling metrics on your iPhone. When you start a cycling workout on Ultra 4, it automatically shows up as a Live Activity on your iPhone — making it easier to see and safer when it’s mounted on your handlebars.
Find your Power Zones. Connect your personal power meter to Ultra 4 to estimate your Functional Threshold Power (FTP), the highest level of intensity theoretically maintainable for an hour. Your FTP enables Power Zones to show your current power, time in a zone, and average power.
Follow your heart more frequently. Ultra 4 uses high-frequency heart rate tracking to monitor your background heart rate, even when you’re not working out, and surfaces a value every five seconds in a new watch face complication.
Measure your blood oxygen. It’s a breathtaking innovation. The Health app on iPhone uses data from the sensor in Apple Watch to enable you to take on-demand readings of your blood oxygen as well as background readings, day and night
Heart this app. Check your heart rate at any time with the Heart Rate app. And get notifications of a high or low heart rate or an irregular rhythm
Hiking to new heights and diving to new depths requires specialized tools. Apple Watch Ultra 4 has pioneering features like a powerful compass and a full dive computer, so you can pack light and still be equipped for every expedition.
Revisit conversations in the Siri app. Ask Siri a question on your iPhone or any other Apple device synced with iCloud, and pick up where you left off on your Apple Watch. Pin conversations and see the same content, including images, across your devices. Here’s to a little more conversation and a lot more Siri.
Siri Recap can summarize your chats to refresh your memory. Siri Recap transforms your conversations into high-level notes, so you can stay focused and present. Each Siri Recap includes a title, a summary, and key points that you can review in the Siri app on your Apple Watch or iPhone. You can turn Siri Recap on or off at any time from Control Center or choose where and when it takes notes, such as only at work or never at night
Live Rewind catches what you missed. Did someone say something you couldn’t hear in a loud restaurant or share cooking instructions you didn’t quite catch? Just double-click the Digital Crown, and Live Rewind transcribes what was said in the last 15 seconds. You can ask Siri about the content of the transcript or save it to the new Siri app to revisit later.
Sound Recognition notifies you when it detects important sounds. Designed for those who are Deaf or hard of hearing, Sound Recognition can listen for sounds you don’t want to miss, like sirens, alarms, doorbells, or a crying baby. You’ll be alerted with a notification on your watch — even when your iPhone isn’t nearby.
Shazam can now automatically tell you what song is playing. Shazam can instantly detect the music playing around you and automatically display the song title and artist’s name on the Music Recognition widget in the Smart Stack — all without a tap. You can also see the song info when you use the Shazam app or Siri. Talk about music to your ears.
Connected. Protected.
A few ways Series 12 gives you more.
Love it. Lease it. Upgrade it.
Lease a new watch with low monthly payments for 24 or 36 months and upgrade at the end of your term. 20
Genuine Apple Products Shop genuine Apple products, including iPhone, iPad, MacBook, Apple Watch and AirPods
49mm titanium case
Wide-angle Always-On Retina display
Up to 3000 nits
Readiness app
Recovery HRV
High-frequency background heart rate tracking
Hypertension notifications¹⁶
ECG app¹⁷
Blood Oxygen app¹⁵
High and low heart rate notifications
Irregular rhythm notifications¹⁸
Sleep score
Sleep apnea notifications²⁷
S11 chip
Siri AI⁴
Audio Intelligence⁵
Precision Finding for iPhone³⁰
Up to 50 hours of normal use⁷
Up to 84 hours in Low Power Mode⁷
Up to 45 hours of Max Extended Workout tracking¹
46mm or 42mm aluminum, titanium, or ceramic case
Wide-angle Always-On Retina display
Up to 2000 nits
Readiness app
Recovery HRV
High-frequency background heart rate tracking
Hypertension notifications¹⁶
ECG app¹⁷
Blood Oxygen app¹⁵
High and low heart rate notifications
Irregular rhythm notifications¹⁸
Sleep score
Sleep apnea notifications²⁷
S11 chip
Siri AI⁴
Audio Intelligence⁵
Precision Finding for iPhone³⁰
Up to 24 hours of normal use³¹
Up to 38 hours in Low Power Mode³¹
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