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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The Pixel Watch 4 is rumored to use the Snapdragon W5 Gen1 processor again, with Google reportedly not upgrading to a newer SoC this generation. The 41mm Pixel Watch 4 battery is 327 mAh and the 45mm is 459 mAh, with the case thickness increased to about 14.3 mm to fit the larger cells. Pixel…
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