Samsung
Galaxy Watch Ultra
Samsung's rugged LTE watch with up to 100 hours in power saving mode; from $649.99.
Last checkedWhat it can do
- Can a smartwatch work without your phone nearby?Yes
Samsung says the Galaxy Watch Ultra is LTE-enabled, so you can leave your phone at home.
Good to know: Needs a carrier plan for LTE.
- Can you talk to an AI assistant on your smartwatch?Yes
Samsung's Galaxy Watch Ultra page includes Google Gemini on the watch.
Good to know: Requires a Google account with Gemini.
- How long does a smartwatch battery last?Yes
Samsung rates the Galaxy Watch Ultra at up to 100 hours in Power Saving mode, and up to 48 hours in Exercise Power Saving mode.
Good to know: Maker's figures for power-saving modes; normal-use hours aren't on the page.
- Which phone does a smartwatch need?Yes
Samsung lists the Galaxy Watch Ultra as compatible with Android 12 or later.
Good to know: Some features may need a Samsung Galaxy phone; check Samsung's page.
Compare Galaxy Watch Ultra
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How we know (1 source)
US Galaxy Watch Ultra page (read Oct 24, 2026): from $649.99; battery up to 100 hours in Power Saving mode and up to 48 hours in Exercise Power Saving mode. LTE-enabled, so you can leave your phone at home. Gemini on the watch requires a Google account with Gemini. Compatible with Android 12 or later.
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?
Samsung says the Galaxy Watch Ultra is LTE-enabled, so you can leave your phone at home.
- First recorded: In storesCan you talk to an AI assistant on your smartwatch?
Samsung's Galaxy Watch Ultra page includes Google Gemini on the watch.
- First recorded: In storesHow long does a smartwatch battery last?
Samsung rates the Galaxy Watch Ultra at up to 100 hours in Power Saving mode, and up to 48 hours in Exercise Power Saving mode.
- First recorded: In storesWhich phone does a smartwatch need?
Samsung lists the Galaxy Watch Ultra as compatible with Android 12 or later.