Oura Ring 4, announced in October 2024, features a fully titanium design with recessed sensors, six finishes (Silver and Black at $349; Gold or Rose Gold at $499), US sizes 4–15, and a weight of about 4–6 grams, requiring a $5.99/month membership to unlock full features. Samsung Galaxy Ring was unveiled at Galaxy Unpacked on…
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Oura Ring 4 (2023) costs $349 plus $5.99/mo, offers about 6–8 days of battery life, and includes PPG heart rate, SpO2, and skin temperature sensors with best-in-class sleep and recovery tracking. Samsung Galaxy Ring (2024) is priced at $399 with no subscription, lasts ~5–7 days per charge, includes PPG heart rate, skin temperature, and accelerometer,…
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