Luna Smart Ring Gen 2 review: This Oura ring alternative has great battery life and sleep analytics

Could Luna beat Oura at the smart ring game?
Business Insider

Samsung Galaxy Ring review: Sleek, smart, but still playing catch-up to the Oura Ring

Samsung's Galaxy Ring, released in April 2024, marks the brand's first entry into the smart ring market, offering a slim titanium design, solid battery life, and seamless integration with the Galaxy ...