What this product is
Galaxy Watch8 is a device sold by Samsung.
From the maker's page. See the maker's page ↗ We don't repeat the maker's health claims.
What it measures
The watch can take ECG readings and estimate body composition, an AGE score and antioxidant levels, per Expert Reviews. expertreviews.co.uk ↗
How well it works in independent tests
Expert Reviews found heart rate accuracy better than the Watch 8 Classic but below top Garmin and Apple watches. expertreviews.co.uk ↗
Subscription
Expert Reviews says the Running Coach feature works without a paid subscription. expertreviews.co.uk ↗
Battery life
Consumer Reports measured 57 hours of battery use under typical daily usage, and 125 minutes to charge fully. consumerreports.org ↗
Expert Reviews found about a day and a half of use with always-on display, close to Samsung's 30-hour claim. expertreviews.co.uk ↗
What the maker offers
It comes in 40mm and 44mm sizes, in silver and graphite, with Bluetooth-only or 4G versions. expertreviews.co.uk ↗
Each line rests on a passage quoted word for word from the linked page (hover the link to see it). Accuracy comes only from pages independent of the maker.
About this kind of device
Fitness trackers: watches, bands and rings
Smartwatches and fitness trackers are wrist-worn monitors that people commonly use to count their steps each day.
Main risk: The pages stress that wrist-worn monitors may not count steps as accurately as hip-worn pedometers.
Research stage 2: small studies in people. What it measures and the research →
This is research on this kind of device in general, not proof that this model is accurate or right for you.
Outside reviews
No independent reviews of this product found yet.
This is general information gathered from the sources listed, not medical advice. Talk to your doctor before starting anything new.