![The Oura Ring Is a $300 Sleep Tracker That Provides Tons of Data. But Is It Worth It? | Reviews by Wirecutter The Oura Ring Is a $300 Sleep Tracker That Provides Tons of Data. But Is It Worth It? | Reviews by Wirecutter](https://cdn.thewirecutter.com/wp-content/media/2021/07/oura-2048px-0459.jpg?auto=webp&quality=60&crop=1.91:1&width=1200)
The Oura Ring Is a $300 Sleep Tracker That Provides Tons of Data. But Is It Worth It? | Reviews by Wirecutter
![The degradation in battery life of a 9-month old Gen 3 ring. More than 50% lost in 7 hours! Trouble started after SpO2 update, which I've had turned off since the day The degradation in battery life of a 9-month old Gen 3 ring. More than 50% lost in 7 hours! Trouble started after SpO2 update, which I've had turned off since the day](https://preview.redd.it/the-degradation-in-battery-life-of-a-9-month-old-gen-3-ring-v0-cvuymmt0hbm91.jpg?width=640&crop=smart&auto=webp&s=3516477ced7b8d4c542d4665710141305fafebed)
The degradation in battery life of a 9-month old Gen 3 ring. More than 50% lost in 7 hours! Trouble started after SpO2 update, which I've had turned off since the day
![Technical illustration of the second generation Oura ring. The ring has... | Download Scientific Diagram Technical illustration of the second generation Oura ring. The ring has... | Download Scientific Diagram](https://www.researchgate.net/profile/Marco-Altini/publication/352700025/figure/fig1/AS:1038075312488455@1624507849876/Technical-illustration-of-the-second-generation-Oura-ring-The-ring-has-a-titanium-cover_Q640.jpg)
Technical illustration of the second generation Oura ring. The ring has... | Download Scientific Diagram
![Updated Real-World Oura Ring Battery Life (Gen 3). TL;DR - SpO2 seems to have impact (1 day), but overall battery life still 5+ days, which is pretty good. : r/ouraring Updated Real-World Oura Ring Battery Life (Gen 3). TL;DR - SpO2 seems to have impact (1 day), but overall battery life still 5+ days, which is pretty good. : r/ouraring](https://i.redd.it/updated-real-world-oura-ring-battery-life-gen-3-tl-dr-spo2-v0-hfrk9iuv9hj91.png?width=960&format=png&auto=webp&s=812e69a6bd1a5567e20412666bde706f1c59bf81)
Updated Real-World Oura Ring Battery Life (Gen 3). TL;DR - SpO2 seems to have impact (1 day), but overall battery life still 5+ days, which is pretty good. : r/ouraring
![Updated Real-World Oura Ring Battery Life (Gen 3). TL;DR - SpO2 seems to have impact (1 day), but overall battery life still 5+ days, which is pretty good. : r/ouraring Updated Real-World Oura Ring Battery Life (Gen 3). TL;DR - SpO2 seems to have impact (1 day), but overall battery life still 5+ days, which is pretty good. : r/ouraring](https://i.redd.it/updated-real-world-oura-ring-battery-life-gen-3-tl-dr-spo2-v0-vd50jhuv9hj91.png?width=2192&format=png&auto=webp&s=f1eb37c391964920364c67a205a88bf957ef26a9)