A BATTERY YOU CAN’T OUTRUN.
Vitals:
*The Vitals app is for wellness purposes only and not for medical use.
Sleep apnea notifications:
*Sleep apnea notifications are available on Apple Watch Series 9 and later, Ultra 2 and later, and SE 3. The feature is intended to detect signs of moderate to severe sleep apnea for people 18 years old or older without a diagnosis of sleep apnea.
Siri AI:
*Apple Intelligence is available with Siri and device language set to Chinese (Simplified), Chinese (Traditional), Danish, Dutch, English, French, German, Italian, Japanese, Korean, Norwegian, Portuguese, Spanish, Swedish, Turkish, or Vietnamese. Some features may not be available in all regions or languages. Some devices may not be available in all regions. Siri AI is available in beta in watchOS 27 and requires an Apple Intelligence–enabled device set to a supported language. Available in English to start. Siri AI will not be initially available in the EU on watchOS. Certain Apple Intelligence features that rely on server-side models are subject to daily usage limits, including but not limited to Siri AI. Daily limits may vary by feature, request complexity, system demand, system policies, and other factors. Expanded access to such features will be available for a fee in the future. Use of these features is subject to the Apple Intelligence Terms and Conditions. Learn more at apple.com/apple-intelligence.
Satellite:
*Emergency SOS, Find My, and Messages via satellite are included for free for two years with the activation of Apple Watch Ultra 3 or later. Connection and response times vary based on location, site conditions, and other factors. Find My and Messages via satellite require a carrier plan. To send and receive SMS from cellular models of Apple Watch over satellite, your paired iPhone must be powered on and connected to Wi‑Fi or an active cellular network, but your iPhone doesn’t need to be nearby. SMS message rates may apply. Satellite connectivity provided by Globalstar and its affiliates. See support.apple.com/123924 for more information.
Power and battery:
*Battery life varies by use and configuration. See apple.com/watch/battery for more information.
Max extended workout tracking:
*Workout tested without iPhone and with heart rate sensor on during outdoor run workout sessions. Extended Workout turns on Low Power Mode during the workout; running form metrics will be unavailable. 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.
Hypertension notifications:
*Hypertension notifications are not intended for use by people under 22 years old, those who have been previously diagnosed with hypertension, or pregnant persons.
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.
Health app:
*Available on Apple Intelligence–enabled iPhone and iPad models with the latest software, with select features available only on iPhone. Some features may not be available in all regions or languages. Health Age requires Apple Watch. The test to estimate VO2 max requires Apple Watch, AirPods Pro 3, or a third-party heart rate sensing device. Some features require users to be 18 or older. For information on Apple Intelligence availability, visit support.apple.com/en-us/121115.
5G cellular and wireless:
*Data plan required. 5G is available in select markets and through select carriers. Speeds vary based on site conditions and carrier. For details on 5G support, contact your carrier and see apple.com/watch/cellular.
Feature availability:
*Features are subject to change. Some features, applications, and services may not be available in all regions or all languages and may require specific hardware and software. For more information, see apple.com/watchos/feature-availability.
Fast charging:
*Fast charging is compatible with Apple Watch Series 7 and later, Apple Watch SE 3, and all Apple Watch Ultra models.
Compatibility:
*Apple Watch Series 12, Apple Watch Ultra 4, and Apple Watch SE 3 require iPhone 11 or later with iOS 27 or later.
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.
Bands:
*Bands for illustrative purposes only and subject to availability.
Audio Intelligence:
*Audio Intelligence includes Live Rewind, Siri Recap, Sound Recognition, and faster Shazam and requires Apple Watch Series 12 or Apple Watch Ultra 4. Live Rewind and Siri Recap will be available in beta in late 2026 and require an Apple Intelligence–enabled iPhone 16 or later (excluding iPhone 16e). Will be available in English to start and will not initially be available in the EU. Certain Audio Intelligence features that rely on server-side models are subject to daily usage limits, including but not limited to Live Rewind and Siri Recap. For more information, visit support.apple.com/148354.
Apple Fitness+:
*Apple Fitness+ requires a subscription and compatible hardware and software.
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