Apple
Watch Series 12
Apple's watch with Siri powered by Apple Intelligence; about a day per charge, cellular optional.
Last checkedWhat it can do
- Can a smartwatch work without your phone nearby?Yes
GPS + Cellular models of Apple Watch Series 12 support 5G (RedCap) and LTE.
Good to know: Needs a carrier plan; costs vary.
- Can you talk to an AI assistant on your smartwatch?Yes
Apple Watch Series 12 has Siri powered by Apple Intelligence.
Good to know: Maker's description.
- How long does a smartwatch battery last?Yes
Apple rates Series 12 at up to 24 hours of normal use and 38 hours in Low Power Mode; 15 minutes of charging gives up to 12 hours.
Good to know: Maker's figures.
- Which phone does a smartwatch need?Yes
Apple Watch Series 12 works with an iPhone; Apple lists iPhone 11 or later on iOS 26 for its watchOS 26 features.
Good to know: Apple's requirement is a footnote on its watchOS 26 features.
Compare Watch Series 12
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How we know (1 source)
Apple Watch Series 12 tech specs (read Oct 23, 2026): up to 24 hours of normal use, up to 38 hours in Low Power Mode, up to 10 hours of workout tracking; 15 minutes of charging gives up to 12 hours. GPS + Cellular models support 5G (RedCap) and LTE. Siri powered by Apple Intelligence. Apple's notes list iPhone 11 or later on iOS 26 for its watchOS 26 features.
Read the source
Status timeline
No status has changed since we started tracking. Every entry is dated and backed by the sources on this page.
- First recorded: In storesCan a smartwatch work without your phone nearby?
GPS + Cellular models of Apple Watch Series 12 support 5G (RedCap) and LTE.
- First recorded: In storesCan you talk to an AI assistant on your smartwatch?
Apple Watch Series 12 has Siri powered by Apple Intelligence.
- First recorded: In storesHow long does a smartwatch battery last?
Apple rates Series 12 at up to 24 hours of normal use and 38 hours in Low Power Mode; 15 minutes of charging gives up to 12 hours.
- First recorded: In storesWhich phone does a smartwatch need?
Apple Watch Series 12 works with an iPhone; Apple lists iPhone 11 or later on iOS 26 for its watchOS 26 features.