Apple Watch battery

Apple Watch Ultra 2 Battery Information

Apple Watch Ultra 2 was designed for endurance athletes, outdoor adventurers, and water sports enthusiasts who need long battery life to compete and explore. So we optimized every aspect of Apple Watch Ultra 2 for battery life. And because everyone will use Apple Watch Ultra 2 differently, we tested several other metrics as?well.

Apple Watch Ultra 2 battery life testing was conducted by Apple in August 2023 and August 2024 using preproduction Apple Watch Ultra 2 (GPS + Cellular) paired with an iPhone; all devices?were tested with prerelease software. Battery life varies by use, cellular coverage, configuration, and many other factors; actual results will?vary.

Multi-Day Battery?Life

Up to 36?hours

Up to 72 hours in Low Power Mode

Multi-day battery life is based on the following use: 600 time checks, 180?notifications, 30 minutes of app use, and a 60-minute workout with music playback from Apple?Watch via Bluetooth,?over the course of 36 hours; Apple?Watch?Ultra?2 (GPS + Cellular) usage includes a total of 8 hours of LTE connection and 28 hours of connection to iPhone via Bluetooth over the course of 36 hours. Battery life in Low Power Mode is based on the following use: 1,200 time checks, 360?notifications, 60?minutes of app use, and two 60-minute workouts with music playback from Apple?Watch via Bluetooth, over the course of 72 hours; Apple?Watch?Ultra?2 (GPS + Cellular) usage includes on-demand LTE connection and 60 hours of connection to iPhone via Bluetooth over the course of 72 hours. Testing conducted by Apple in August?2024 using preproduction Apple?Watch?Ultra?2 (GPS?+?Cellular) paired with an iPhone; all devices tested with prerelease software. Battery life varies by use, configuration, cellular network, signal strength, and many other factors; actual results will?vary.

Workout

Up to 35 hours outdoor workout with GPS and LTE in Low Power Mode with fewer GPS and heart rate?readings

Up to 17 hours outdoor workout with GPS and LTE in Low Power?Mode

Up to 12 hours outdoor workout with?GPS

Tested with heart rate sensor on during workout sessions. Outdoor workout with GPS and LTE in Low Power Mode with fewer GPS and heart rate readings, outdoor workout with GPS and LTE in Low Power Mode, and outdoor workout with GPS tested without iPhone. Testing conducted by Apple in August 2023 using preproduction Apple Watch Ultra 2 (GPS?+?Cellular); all devices tested with prerelease software. Battery life varies by use,?configuration, cellular network, signal strength, and many other factors; actual results will vary.

Charge

About 1 hour to?80%

About 1.5 hours to?100%

Charge times are from zero to 80?percent and from zero to 100?percent using the included Apple Watch Magnetic Fast Charging USB?C Cable. Testing conducted by Apple in August 2023 using preproduction Apple Watch Ultra 2 (GPS + Cellular) paired with an iPhone; all devices tested with prerelease software, Apple Watch Magnetic Fast Charging USB?C Cable (Model A2515), and Apple 20W USB?C Power Adapter (Model A2305). Charge time varies with region, settings, and environmental factors; actual results will?vary.

Audio?Playback

Up to 20 hours playback from Apple Watch storage

Tested with music playback from Apple Watch via Bluetooth. Playback from Apple Watch storage tested while connected to iPhone via Bluetooth. Testing conducted by Apple in August 2023 using preproduction Apple Watch Ultra 2 (GPS + Cellular); all devices tested with prerelease software. Battery life varies by use,?configuration, cellular network, signal strength, and many other factors; actual results will?vary.

Apple Watch Series 10 Battery Information

Apple Watch is so capable you’ll want to wear it all day long. So we made sure we gave it a battery that lasts all day, too. Our goal for battery life is 18 hours after an overnight charge, factoring in things like checking the time, receiving notifications, using apps, and doing a 60-minute workout. And because everyone will use Apple Watch differently, we tested several other metrics as?well.

Apple?Watch All-Day Battery Life testing was conducted by Apple in August 2024 using preproduction Apple?Watch?Series?10 (GPS) and Apple?Watch?Series?10 (GPS?+?Cellular), each paired with an iPhone; all devices?were tested with prerelease software. Battery life varies by use, cellular coverage,?configuration, and many other factors; actual results will?vary.

All-Day Battery?Life

Up to 18?hours

Up to 36 hours in Low Power Mode

All-day battery life is based on the following use: 300 time checks, 90?notifications, 15 minutes of app use, and a 60-minute workout with music playback from Apple?Watch via Bluetooth,?over the course of 18 hours; Apple?Watch?Series?10 (GPS) usage includes connection to iPhone via Bluetooth during the entire 18-hour test; Apple?Watch Series?10 (GPS + Cellular) usage includes a total of 4 hours of LTE connection and 14 hours of connection to iPhone via Bluetooth over the course of 18 hours. Battery life in Low Power Mode is based on the following use: 600 time checks, 180?notifications, 30 minutes of app use, and a 60‑minute workout with music playback from Apple?Watch via Bluetooth, over the course of 36?hours; Apple?Watch Series?10 (GPS) usage includes connection to iPhone via Bluetooth during the entire 36-hour test; Apple?Watch Series?10 (GPS?+?Cellular) usage includes on-demand LTE connection and 28 hours of connection to iPhone via Bluetooth over the course of 36 hours. Testing conducted by Apple in August?2024 using preproduction Apple?Watch Series?10 (GPS) and Apple?Watch Series?10 (GPS?+?Cellular), each paired with an iPhone; all devices tested with prerelease software. Battery life varies by use, configuration, cellular network, signal strength, and many other factors; actual results will?vary.

Audio?Playback

Up to 11 hours playback from Apple Watch storage

Tested with music playback from Apple?Watch via Bluetooth. Playback from Apple?Watch storage tested while connected to iPhone via Bluetooth. Testing conducted by Apple in August 2024 using preproduction Apple?Watch Series?10 (GPS) and Apple?Watch Series?10 (GPS?+?Cellular); all devices tested with prerelease software. Battery life varies by use, configuration, cellular network, signal strength, and many other factors; actual results will?vary.

Workout

Up to 7 hours outdoor workout with?GPS

Tested with heart rate sensor on during workout session. Outdoor workout with GPS tested without iPhone. Testing conducted by Apple in August 2024 using preproduction Apple?Watch Series?10 (GPS) and Apple?Watch Series?10 (GPS + Cellular); all devices tested with prerelease software. Battery life varies by use, configuration, cellular network, signal strength, and many other factors; actual results will?vary.

Charge

About 30 minutes to?80%

About 60 minutes to?100%

Charge times are from zero to 80?percent and from zero to 100?percent using the included Apple?Watch Magnetic Fast Charger to USB?C Cable. Testing conducted by Apple in August 2024 using preproduction Apple?Watch Series?10 (GPS) and Apple?Watch Series?10 (GPS + Cellular), each paired with an iPhone; all devices tested with prerelease software, Apple?Watch Magnetic Fast Charger to USB?C Cable (Model A2515), and Apple 20W USB?C Power Adapter (Model A2305). Fast-charge testing conducted with drained Apple?Watch units. Times measured from the appearance of the Apple logo as the unit started up. Charge time varies with region, settings, and environmental factors; actual results will?vary.

Charge for 15?Minutes

15 minutes of charging for up to 8?hours of battery?life

Testing conducted by Apple in August 2024 using preproduction Apple?Watch Series?10 (GPS) and Apple?Watch Series?10 (GPS + Cellular), each paired with an iPhone; all devices tested with prerelease software, Apple?Watch Magnetic Fast Charger to USB?C Cable (Model A2515), and Apple 20W USB?C Power Adapter (Model A2305). Charging started on Apple?Watch units with less than 40?percent battery remaining. Charge time varies with region, settings, initial battery levels, and environmental factors; actual results will?vary.

Charge for Sleep?Tracking

8 minutes of charging for up to 8?hours of Sleep?Tracking

Testing conducted by Apple in August 2024 using preproduction Apple?Watch Series?10 (GPS) and Apple?Watch Series?10 (GPS + Cellular), each paired with an iPhone; all devices tested with prerelease software, Apple?Watch Magnetic Fast Charger to USB?C Cable (Model A2515), and Apple 20W USB?C Power Adapter (Model A2305). Charge time varies with region, settings, initial battery levels, and environmental factors; actual results will?vary.

Apple Watch SE Battery Information

Apple Watch is so capable you’ll want to wear it all day long. So we made sure we gave it a battery that lasts all day, too. Our goal for battery life is 18 hours after an overnight charge, factoring in things?like checking the time, receiving notifications, using apps, and doing a 60-minute workout. And because everyone will use?Apple Watch differently, we tested several other metrics as?well.

Apple Watch All-Day Battery Life testing was conducted by Apple in August 2022 using preproduction Apple Watch SE (2nd?generation) (GPS) and Apple Watch SE (2nd?generation) (GPS + Cellular), each paired with an iPhone; all devices?were tested with prerelease software. Battery life varies by use, cellular coverage, configuration, and many other factors; actual results will?vary.

All-Day Battery?Life

Up to 18?hours

All-day battery life is based on the following use: 90?time?checks, 90?notifications, 45 minutes of app use, and a 60-minute workout with music playback from Apple Watch via Bluetooth,?over the course of 18 hours; Apple Watch SE (2nd?generation) (GPS) usage includes connection to iPhone via Bluetooth during the entire 18-hour test; Apple Watch SE (2nd?generation) (GPS + Cellular) usage includes a total of 4 hours of LTE connection and 14 hours of connection to iPhone via Bluetooth over the course of 18 hours. Testing conducted by Apple in August 2022 using preproduction Apple Watch SE (2nd?generation) (GPS) and Apple Watch SE (2nd?generation) (GPS + Cellular), each paired with an iPhone; all devices tested with prerelease software. Battery life varies by use, configuration, cellular network, signal strength, and many other factors; actual results will?vary.

Audio?Playback

Up to 10 hours playback from Apple Watch storage

Tested with music playback from Apple?Watch via Bluetooth. Playback from Apple?Watch storage tested while connected to iPhone via Bluetooth. Testing conducted by Apple in August 2022 using preproduction Apple?Watch?SE (2nd?generation) (GPS) and Apple?Watch?SE (2nd?generation) (GPS + Cellular); all devices tested with prerelease software. Battery life varies by use, configuration, cellular network, signal strength, and many other factors; actual results will?vary.

Workout

Up to 10 hours indoor?workout

Up to 6 hours outdoor workout with?GPS

Up to 5 hours outdoor workout with GPS and?LTE

Tested with heart rate sensor on during workout sessions. Indoor workout tested while connected to iPhone via Bluetooth. Outdoor workout with GPS and outdoor workout with GPS and LTE tested without iPhone. Testing conducted by Apple in August 2022 using preproduction Apple Watch SE (2nd?generation) (GPS) and Apple Watch SE (2nd?generation) (GPS + Cellular); all devices tested with prerelease software. Battery life varies by use, configuration, cellular network, signal strength, and many other factors; actual results will?vary.

Charge

About 1.5 hours to?80%

About 2.5 hours to?100%

Charge times are from zero to 80?percent and from zero to 100?percent using the included Apple?Watch Magnetic Charger to USB?C Cable. Testing conducted by Apple in August 2022 using preproduction Apple?Watch?SE (2nd?generation) (GPS) and Apple?Watch?SE (2nd?generation) (GPS + Cellular), each paired with an iPhone; all devices tested with prerelease software, Apple?Watch Magnetic Charger to USB?C Cable (Model A2652), and Apple 20W USB?C Power Adapter (Model A2305). Charge time varies with settings and environmental factors; actual results will?vary.

CPU Performance

Up to 20% faster than Apple Watch SE (1st?generation)

Results based on the performance of common user tasks. Testing conducted by Apple in August 2022 using preproduction Apple Watch SE (2nd?generation) and shipping Apple Watch SE (1st?generation), each paired with an iPhone; all devices tested with prerelease software. Results reflect the approximate performance of Apple Watch.