Yes, the Samsung Galaxy Watch 8 has FDA-authorized sleep apnea detection—one of the first smartwatches with regulatory approval to identify signs of obstructive sleep apnea (OSA).
The BioActive Sensor monitors blood oxygen (SpO2) levels while you sleep, detecting patterns of oxygen desaturation that indicate breathing interruptions. The watch estimates an apnea-hypopnea index (AH
The Samsung Galaxy Watch 8 provides useful sleep tracking for monitoring patterns and trends, though it doesn't match clinical-grade precision. For everyday sleep awareness, it performs well.
The Samsung Galaxy Watch 8 works with most Android phones running Android 12 or higher. However, certain health features require a Samsung Galaxy smartphone.
Yes, you can swim with the Samsung Galaxy Watch 8. The watch has an IP68 rating and is water-resistant to 50 meters (5 ATM) per ISO standard 22810:2010.
No, the Samsung Galaxy Watch 8 is not compatible with iPhone. The watch requires an Android smartphone running Android 12 or higher.
The Galaxy Watch 8 runs on Wear OS 6 with Samsung's One UI 8 Watch interface. This platform depends on Google Play Services—which iPhones don't support—for core functionality including app installations, notifications, and updates.
The Samsung Galaxy Watch 8 delivers approximately 30 hours of battery life with Always-On Display enabled—but most users find they need to charge every 1 to 1.5 days with typical use.
Samsung's official battery claims are measured un
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In most cases, yes. Our answers are put together from each product's published specifications and the reviews ShopSavvy collected, and every price on an answer shows when it was last seen. That said, product details can change — we recommend checking the latest prices and availability before making a purchase.
We collect prices from tens of thousands of retailers and combine them with each product's published specifications and the reviews ShopSavvy collected. Every price on a page shows the date it was last seen, so you can tell how current it is.
We try to keep our content as fresh as possible. Most answers are reviewed and updated regularly, though the frequency can vary depending on how quickly a product category changes.
