(1) Based on a study conducted by Apple on the accuracy of heart rate measurement, August 2026. For more information, visit apple.com/de/HRAccuracy.
(2) Battery life varies depending on usage and configuration. For more information, visit apple.com/de/watch/battery.
(3) Workouts were tested without iPhone and with heart rate monitor activated during outdoor training sessions. When extended, the power-saving mode is activated during training. Run form training data is not available. If the training duration is maximally extended, the power-saving mode is activated during the course of the training. Messages and intermediate times are disabled and certain training data are not available. The tests were conducted by Apple in July and August 2026 using prototypes of the Apple watch Ultra 4. All devices have been tested using prototypes of the software. Battery life varies depending on usage, configuration, wireless network, signal strength, and many other factors. The actual running time may vary.
(4) The tests were conducted by Apple in July and August 2026 using prototypes of the Apple watch ultra 4 connected to an iPhone; All devices have been tested using software prototypes, the Apple WATCH magnetic quick-charge unit on USB C cable (model A3277) and Apple 20W USB C Power adapter (model A2305). The charging duration varies depending on power supply, region, settings, output charge level, usage and ambient conditions. Actual results may vary.
(5) Vitals APP is only suitable for use in wellness and is not intended for medical purposes.
(6) The APP cycle protocol should not be used as a method of contraception or for the diagnosis of a disease. Messages in case of cycle deviations, including perimenopause, are intended for persons over 40 years of age.
(7) The blood oxygen APP is only suitable for wellness use and is not intended for medical purposes. Measurements are calculated on the iPhone and displayed in the Health APP. The blood oxygen APP is available on the Apple Watch Series 6 and later (except Apple WATCH SE models) and on all Apple WATCH ULTRA models.
(8) Emergency Call SOS requires a satellite connection, a mobile phone connection, or Wi-Fi calls with an Internet connection from your Apple watch or your nearby iPhone. Apple watch models with mobile phones allow you to make an emergency call in many places, if there is network coverage. Some mobile networks will not allow your Apple watch to call you when your Apple watch is not enabled, if it is incompatible or not configured to use on a particular network, if mobile is not set up, or if the mobile network does not support emergency calls via IMS. For more information, visit support.apple.com/de-de/108374 and visit apple.com/de/watch/cellular.
(9) SOS emergency call and "Where is?" Via satellite are free of charge for two years after the activation of a Apple watch Ultra 3 or later. Connection and response times may vary depending on location, environmental conditions, and other factors. "Where is?" Via satellite requires a mobile tariff. The satellite connection is provided by Globalstar and its affiliates. For more information, visit support.apple.com/de-de/123924.
(10) The Apple Watch Series 2 and later and the Apple WATCH SE and later are waterproof up to 50 meters in accordance with ISO Standard 22810:2010. This means they are suitable for activities in shallow water such as swimming in the pool or sea. The Series 10 and later is also suitable for snorkeling up to 6 meters. However, it should not be used for scuba diving, water skiing or other high speed water activities. The Apple WATCH ULTRA models are water-protected up to 100 meters according to ISO Norm 22810:2010. They are suitable for scuba diving (with a compatible APP from another APP store) up to 40 meters and water sports at high speeds. They should not be used deeper than 40 meters. Water protection is not a permanent condition and may decrease over time. For more information, visit support.apple.com/de-de/109522. The Apple watch series 8 and newer and the Apple watch ultra models are dust-protected according to IP6X.
(11) Mobile telephony services require a wireless tariff. You can find further information from the respective mobile phone provider. The connection may vary depending on network availability. Information about participating carriers and availability can be found at apple.com/de/watch/cellular. Additional setup instructions are available at support.apple.com/de-de/HT207578.