What does the Samsung Galaxy Watch 9 work with?

Q: Does the Galaxy Watch work with iPhone?

No. Samsung's Wear OS watches can't pair with iPhone.

Q: Does the Galaxy Watch work with Pixel and other Android phones?

Yes, but ECG, irregular rhythm alerts and other Samsung-only features need a Galaxy phone.

Q: Does the Galaxy Watch work with Strava?

Yes. Through the Strava app on the watch.

Q: Does the Galaxy Watch work with Android?

Yes, but some features need a Samsung phone. You need Android 13 or later and Galaxy Wearable.

Q: Does the Galaxy Watch work with cycling sensors and fitness equipment?

Yes, but only compatible power, speed and cadence sensors, through Samsung Health.

Ask about the Galaxy Watch 9

What does it cost? It costs $379.99. That is the current list price.
Does it measure blood pressure? Yes, after you calibrate it with a separate upper-arm cuff. The cuff is sold separately, and the watch asks you to calibrate again from time to time. Availability depends on jurisdiction/approval.
Does it track sleep apnea? It looks for signs that you may be at risk. Its screening is FDA-cleared. It is a signal to act on, not a diagnosis.
Does it have GPS? Yes, it has its own GPS. It works without your phone.
How big is the battery? The battery runs from 390 to 445 mAh. 40mm up to 44mm.
How sharp and bright is the screen? The screen reaches 3000 nits at its brightest.
What chip is inside? It runs on Snapdragon Wear Elite (3nm).
What software does it run? It runs Wear OS 7 (One UI 9 Watch).
Does it do satellite SOS? The radio can do it, but the service has not been announced. Hardware capability is not a service you can call for help on.
Does it take an ECG? Yes, it takes an ECG. It is a regulated feature, so availability varies by country.
Does it measure blood oxygen? Yes, it measures your blood oxygen.
Does it track heart rate? Yes, it tracks your heart rate.
Does it track HRV? Yes, it tracks your HRV.
Does it read skin temperature? Yes, it reads your skin temperature.
Will it warn me about an irregular rhythm? Yes, it can warn you about an irregular rhythm. It is a regulated feature, so availability varies by country, and it is not a diagnosis.

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Released Aug 7, 2026Guide updated Nov 9, 2026

Galaxy Watch 9 shipped on August 7, 2026, starting at $379.99 in 40mm and 44mm sizes. It runs Qualcomm's Snapdragon Wear Elite chip, the same platform as Watch Ultra 2, and the 40mm model carries a 390mAh battery with 20% more capacity than Watch 8. Samsung Health's five-pillar suite covers Activity, Mindfulness, Nutrition, Sleep, and Vitals.

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Your phone

A smartwatch that works with Samsung Galaxy phones. It also works with other Android phones, with some limits. It does not work with iPhone.

Android

Does the Galaxy Watch work with Samsung Galaxy phones?

Yes. Every feature works on a Galaxy phone with Android 13 or later.

Does the Galaxy Watch work with Android?

Yes, but some features need a Samsung phone. You need Android 13 or later and Galaxy Wearable.

Does the Galaxy Watch work with Pixel and other Android phones?

Yes, but ECG, irregular rhythm alerts and other Samsung-only features need a Galaxy phone.

iPhone

Does the Galaxy Watch work with iPhone?

No. Samsung's Wear OS watches can't pair with iPhone.

Not supportedNatural Cycles

Other devices

Does MyFitnessPal work with the Samsung Galaxy Watch 9?

Yes. Through the MyFitnessPal app on the watch.

Does the Galaxy Watch support Galaxy Watch for Kids?

Not confirmed. Samsung's Kids page lists earlier LTE models, not the Watch 9.

Does the Galaxy Watch work with Bluetooth headphones?

Yes. Including Galaxy Buds. Pair them in the watch settings.

Apps, accounts and services

Does the Galaxy Watch work with Strava?

Yes. Through the Strava app on the watch.

Does the Galaxy Watch support third-party apps?

Yes. Wear OS apps from Google Play.

Does the Galaxy Watch support the same features in every country and language?

No. Health, LTE, payments and assistants vary by country.

Does the Galaxy Watch work with Natural Cycles?

No. It isn't a Natural Cycles wearable.

What it can do

Does the Galaxy Watch work with cycling sensors and fitness equipment?

Yes, but only compatible power, speed and cadence sensors, through Samsung Health.

Does the Galaxy Watch support tap-to-pay?

Yes, but only where your bank, card and country are supported.

Does the Galaxy Watch support notifications and message replies?

Yes, but Suggested Replies need a Samsung phone.

Does the Galaxy Watch support cellular LTE?

Yes, but only on LTE models, with a carrier plan.

Does the Galaxy Watch support voice assistants?

Yes. Bixby and Google Gemini. Some features need LTE.

Does the Galaxy Watch support finding a lost watch?

Yes. Samsung Find, SmartThings Find and Google Find Hub.

Does the Galaxy Watch 9 work with Galaxy Watch8 bands?

Yes. Compatible bands fit both, in the right size.

Galaxy phones only

Does the Galaxy Watch support ECG, irregular heart rhythm and sleep apnea features?

Yes, on Galaxy phones. They also depend on your country.

How it works

How does the Galaxy Watch sync?

Galaxy Wearable runs the watch, and Samsung Health syncs your health data.

How does the Galaxy Watch 9 charge?

With Samsung's EP-OL300 charger, the same as the Watch7 and Watch8.

Ask about anything else

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