About fast charge on Apple Watch

Find out what you need to fast charge your Apple Watch Ultra and later and Apple Watch Series 7 and later.*

*Apple Watch SE models do not support fast charging.

Apple Watch Magnetic Fast Charger to USB-C Cable

With fast charge, the battery level on Apple Watch Series 7 and later can go from 0 per cent to 80 per cent in about 45 minutes. The battery level on Apple Watch Ultra  can go from 0 per cent to 80 per cent in about an hour.*

Fast charging requires an Apple USB-C Magnetic Fast Charging Cable. You can identify this cable from other chargers by the USB-C connector and the aluminium around the magnetic charger.

You'll also need one of these power adapters:

  • Apple 18W, 20W, 29W, 30W, 61W, 87W or 96W USB-C Power Adapter

  • A comparable third-party USB-C power adapter that supports USB Power Delivery (USB-PD) of 5W or greater

Fast charging may not work in conditions that are too cold or too hot. If you have enabled cellular capability on your Apple Watch, keep your paired iPhone within range of your Apple Watch when fast charging.

If you're not sure which Apple Power Adapter you have, check the wattage on the top or bottom of the adapter:

Apple Power Adapter showing the wattage

* Apple Watch Ultra 2 battery life testing was conducted by Apple in August 2023 using pre-production Apple Watch Ultra 2 (GPS + Cellular) paired with an iPhone; all devices were tested with pre-release software. Battery life varies by use, mobile coverage, configuration and many other factors; actual results will vary. Apple Watch All-Day Battery Life testing was conducted by Apple in August 2023 using pre-production Apple Watch Series 9 (GPS) and Apple Watch Series 9 (GPS + Cellular), each paired with an iPhone; all devices were tested with pre-release software. Battery life varies by use, mobile coverage, configuration and many other factors; actual results will vary. Apple Watch Ultra, Apple Watch Series 8 (GPS) and Apple Watch Series 8 (GPS + Cellular) battery life testing was conducted by Apple in August 2022 using pre-production Apple Watch models each paired with an iPhone; all devices were tested with pre-release software. Battery life varies by use, mobile coverage, configuration and many other factors; actual results will vary.  Apple Watch Series 7 (GPS) and Apple Watch Series 7 (GPS + Cellular) battery life testing was conducted by Apple in August 2021 using pre-production Apple Watch models each paired with an iPhone; all devices were tested with pre-release software. Charge time varies with region, settings and environmental factors; actual results will vary. All testing was done using Apple Watch Magnetic Fast Charging USB-C cable and Apple 20W USB-C Power Adapter.

Fast charging is supported on Apple Watch Ultra and later and Apple Watch Series 7 and later. Apple Watch SE models do not support fast charging.

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