Apple Watch - Battery (2024)

AppleWatchUltra2 BatteryInformation

AppleWatchUltra2 was designed for endurance athletes, outdoor adventurers and water sports enthusiasts who need long battery life to compete and explore. So we optimised every aspect of AppleWatchUltra2 for battery life. And because everyone will use AppleWatchUltra2 differently, we tested several other metrics as well.

AppleWatchUltra2 battery life testing was conducted by Apple in August 2023 using pre‑production AppleWatchUltra2 (GPS + Cellular) paired with an iPhone; all devices were tested with pre‑release software. Battery life varies by use, network coverage, configuration and many other factors; actual results will vary.

All-Day Battery Life

Up to 36 hours
Up to 72 hours in Low Power Mode

All‑day battery life is based on the following use: 180 time checks, 180 notifications, 90 minutes of app use and a 60‑minute workout with music playback from AppleWatch via Bluetooth, over the course of 36 hours; AppleWatchUltra2 (GPS + Cellular) usage includes a total of 8 hours of 4GLTE 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: 360 time checks, 360 notifications, 180 minutes of app use and two 60‑minute workouts with music playback from AppleWatch via Bluetooth, over the course of 72 hours; AppleWatchUltra2 (GPS + Cellular) usage includes on‑demand 4GLTE connection and 60 hours of connection to iPhone via Bluetooth over the course of 72 hours. Testing conducted by Apple in August 2023 using pre‑production AppleWatchUltra2 (GPS + Cellular) paired with an iPhone; all devices tested with pre‑release software. Battery life varies by use, configuration, mobile network, signal strength and many other factors; actual results will vary.

Workout

Up to 35 hours outdoor workout with GPS and 4G LTE in Low Power Mode with fewer GPS and heart rate readings

Up to 17 hours outdoor workout with GPS and 4GLTE 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 4G LTE in Low Power Mode with fewer GPS and heart rate readings, outdoor workout with GPS and 4G LTE in Low Power Mode, and outdoor workout with GPS tested without iPhone. Testing conducted by Apple in August 2023 using pre‑production AppleWatchUltra2 (GPS + Cellular); all devices tested with pre‑release software. Battery life varies by use, configuration, mobile network, signal strength and many other factors; actual results will vary.

Charge

About 1 hour to80%

About 1.5 hours to100%

Chargetimes are from 0–80% and 0–100% using the included AppleWatch Magnetic Fast Charging USB-C Cable. Testing conducted by Apple in August 2023 using pre‑production AppleWatchUltra2 (GPS + Cellular) paired with an iPhone; all devices tested with pre-release software, AppleWatch 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 AppleWatch storage

Tested with music playback from AppleWatch via Bluetooth. Playback from AppleWatch storage tested while connected to iPhone via Bluetooth. Testing conducted by Apple in August 2023 using pre‑production AppleWatchUltra2 (GPS + Cellular); all devices tested with pre‑release software. Battery life varies by use, configuration, mobile network, signal strength, streaming quality settings and many other factors; actual results will vary.

AppleWatch Series9 Battery Information

AppleWatch 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 18hours 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 AppleWatch differently, we tested several other metrics as well.

AppleWatch All-Day Battery Life testing was conducted by Apple in August 2023 using pre‑production AppleWatch Series9 (GPS) and AppleWatch Series9 (GPS + Cellular), each paired with an iPhone; all devices were tested with pre‑release software. Battery life varies by use, network 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: 90 time checks, 90 notifications, 45minutes of app use and a 60‑minute workout with music playback from AppleWatch via Bluetooth, over the course of 18hours; AppleWatch Series9 (GPS) usage includes connection to iPhone via Bluetooth during the entire 18‑hour test; AppleWatch Series9 (GPS + Cellular) usage includes a total of 4hours of 4GLTE connection and 14hours of connection to iPhone via Bluetooth over the course of 18hours. Battery life in Low Power Mode is based on the following use: 180 time checks, 180notifications, 90minutes of app use and a 60‑minute workout with music playback from AppleWatch via Bluetooth, over the course of 36hours; AppleWatch Series9 (GPS) usage includes connection to iPhone via Bluetooth during the entire 36‑hour test; AppleWatch Series9 (GPS + Cellular) usage includes on-demand 4GLTE connection and 28hours of connection to iPhone via Bluetooth over the course of 36hours. Testing conducted by Apple in August 2023 using pre-production AppleWatch Series9 (GPS) and AppleWatch Series9 (GPS + Cellular), each paired with an iPhone; all devices tested with pre‑release software. Battery life varies by use, configuration, mobile network, signal strength and many other factors; actual results will vary.

Audio Playback

Up to 11 hours playback from AppleWatch storage

Tested with music playback from AppleWatch via Bluetooth. Playback from AppleWatch storage tested while connected to iPhone via Bluetooth. Testing conducted by Apple in August 2023 using pre‑production AppleWatch Series9 (GPS) and AppleWatch Series9 (GPS + Cellular); all devices tested with pre‑release software. Battery life varies by use, configuration, mobile network, signal strength, streaming quality settings 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 sessions. Indoor workout tested while connected to iPhone via Bluetooth. Outdoor workout with GPS and outdoor workout with GPS and 4GLTE tested without iPhone. Testing conducted by Apple in August 2023 using pre‑production AppleWatch Series9 (GPS) and AppleWatch Series9 (GPS + Cellular); all devices tested with pre‑release software. Battery life varies by use, configuration, mobile network, signal strength and many other factors; actual results will vary.

Charge

About 45 minutes to80%

About 75 minutes to100%

Chargetimes are from 0–80% and 0–100% using the included AppleWatch Magnetic Fast Charging USB-C Cable. Testing conducted by Apple in August 2023 using pre‑production AppleWatch Series9 (GPS) and AppleWatch Series9 (GPS + Cellular), each paired with an iPhone; all devices tested with pre-release software, AppleWatch 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.

AppleWatchSE Battery Information

AppleWatch 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 18hours 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 AppleWatch differently, we tested several other metrics as well.

AppleWatch All-Day Battery Life testing was conducted by Apple in August 2022 using pre‑production AppleWatchSE (2nd generation) (GPS) and AppleWatchSE (2nd generation) (GPS + Cellular), each paired with an iPhone; all devices were tested with pre‑release software. Battery life varies by use, network coverage, configuration and many other factors; actual results will vary.

All-Day Battery Life

Up to 18hours

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

FamilySetup Battery Life

Up to 14 hours

FamilySetup battery life is based on the following use: 70time checks, 45notifications, 20minutes of app use, a 5-minute phone call, and a 30-minute workout with music playback from AppleWatch via Bluetooth, over the course of 14hours with 4G LTE connection and FindMy location sharing enabled. Testing conducted by Apple in August 2022 using pre‑production AppleWatchSE (2nd generation) (GPS + Cellular); all devices tested with pre‑release software. Battery life varies by use, configuration, mobile network, signal strength and many other factors; actual results will vary.

Audio Playback

Up to 10 hours playback from AppleWatch storage

Tested with music playback from AppleWatch via Bluetooth. Playback from AppleWatch storage tested while connected to iPhone via Bluetooth. Testing conducted by Apple in August 2022 using pre‑production AppleWatchSE (2nd generation) (GPS) and AppleWatchSE (2nd generation) (GPS + Cellular); all devices tested with pre‑release software. Battery life varies by use, configuration, mobile network, signal strength, streaming quality settings and many other factors; actual results will vary.

Workout

Up to 10 hours indoor workout

Up to 6 hours outdoor workout withGPS

Up to 5 hours outdoor workout with GPS and 4GLTE

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 4GLTE tested without iPhone. Testing conducted by Apple in August 2022 using pre‑production AppleWatchSE (2nd generation) (GPS) and AppleWatchSE (2nd generation) (GPS + Cellular); all devices tested with pre‑release software. Battery life varies by use, configuration, mobile network, signal strength and many other factors; actual results will vary.

Charge

About 1.5 hours to80%

About 2.5 hours to100%

Chargetimes are from 0–80% and 0–100% using the included AppleWatch Magnetic Charging Cable. Testing conducted by Apple in August 2022 using pre‑production AppleWatchSE (2nd generation) (GPS) and AppleWatchSE (2nd generation) (GPS + Cellular), each paired with an iPhone; all devices tested with pre‑release software, AppleWatch Magnetic Charging 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 AppleWatchSE (1stgeneration)

Results based on the performance of common user tasks. Testing conducted by Apple in August 2022 using pre-production AppleWatchSE (2nd generation) and shipping AppleWatchSE (1st generation), each paired with an iPhone; all devices tested with pre-release software. Results reflect the approximate performance of AppleWatch.

Apple Watch - Battery (2024)

FAQs

How long do Apple Watch batteries last? ›

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.

Why is my Apple Watch battery dying so quickly? ›

Things You Should Know. Disable features like "Always On", "Hey Siri", "Wake on Wrist Raise," and other features to save battery life. If your Apple Watch is an older model, the battery may have deteriorated due to age. Low battery life could also be due to software update issues or pairing problems.

Can you replace the battery in an Apple Watch? ›

Battery service

We can service the battery in your Apple Watch for a fee. Our warranty doesn't cover batteries that wear down from normal use. Your product is eligible for battery service at no additional cost if you have AppleCare+ and your product's battery holds less than 80% of its original capacity.

How do I check the battery health of my Apple Watch? ›

Check battery health

You can find out the capacity of your Apple Watch battery relative to when it was new. Open the Settings app on your Apple Watch. Tap Battery, then tap Battery Health.

How do I know if my Apple Watch needs a new battery? ›

Notice there you get a MAXIMUM CAPACITY measurement. If that is over 80 percent, you should be good. Below that, then your battery is getting suspect and you're probably noticing that your Apple Watch no longer holds its charge like it once did.

What is the average lifespan of an Apple Watch? ›

So how long does an Apple Watch last and are Apple Watches worth buying? There will always be exceptions, but on balance, based on the experience of our own reviewers and the comments we've seen from users online, I would say that an Apple Watch provide five to six years of good performance.

Is it bad to charge your Apple Watch every night? ›

Regardless of how you use your Apple Watch, the battery life will deplete slightly after every charging cycle. Apple defines a charging cycle as every 100% battery capacity discharged. There's no indication from Apple that charging overnight affects battery health.

Why is my Apple Watch battery not holding a charge? ›

If the device powers on, but doesn't hold a charge, power cycle the device then charge fully and re-test. Ensure a manufacturer-approved charging cable is used to avoid extended charging times or other charging issues. While connected to the wall charger, attempt to power on the device.

How much does it cost to replace a battery in an Apple Watch? ›

Apple has increased the price of most Apple Watch battery replacements, as reported by 9to5Mac. The swaps used to cost $79, but now, for Apple Watch Series 4 devices and newer, you'll have to cough up $99.

Where can I change the battery on my watch? ›

The short answer to your question is that you can have a battery changed by any qualified local jeweler.

Is Apple releasing a new watch in 2024? ›

Apple is likely to unveil its third 'Ultra' watch in September 2024, alongside the iPhone 16 series, a report from Macrumors, backed by analyst Ming-Chi Kuo, suggested. According to the report, Apple will also announce an affordable third-gen Apple Watch SE.

Can an iPhone charge an Apple Watch? ›

You can use your iPhone to charge your AirPods, Apple Watch, or another small device that supports USB Power Delivery at up to 4.5 watts. If you have another device with a USB-C connector, connect it to your iPhone with a USB-C cable, such as the one included with your iPhone.

Can Apple Watch battery health go up? ›

With watchOS 7 and later, your Apple Watch learns from your daily charging habits to improve the lifespan of your battery.

How long does an Apple Watch battery last before replacement? ›

The more the device gets older, the more the life of the battery degrades. The battery of an Apple watch will function smoothly for a maximum of 3 years, until the life of the battery noticeably declines.

How long does 100% battery last in an Apple Watch? ›

It depends on the device. Apple states it as being able to hold a charge for around 18 hours, more if it is in low power mode. The Apple Watch Ultra can hold a charge for up to 60 hours. I recommend charging it overnight, or during other times that it is inconvenient for it to be on your wrist (showering, etc.)

How much does it cost to replace an Apple Watch battery? ›

Apple has increased the price of most Apple Watch battery replacements, as reported by 9to5Mac. The swaps used to cost $79, but now, for Apple Watch Series 4 devices and newer, you'll have to cough up $99.

Should I charge my Apple Watch every night? ›

Regardless of how you use your Apple Watch, the battery life will deplete slightly after every charging cycle. Apple defines a charging cycle as every 100% battery capacity discharged. There's no indication from Apple that charging overnight affects battery health.

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