Questions & Answers

Q: QuestionWhat kind of material is the ring made of?

• A:Answer The ring is thoughtfully crafted in high-performance zirconia ceramic.

Q: QuestionWhat is the maximum depth of water resistance for this ring?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 5 - Tide - (2025)

• A:Answer The maximum depth of water resistance is 328 feet.

Q: QuestionDoes this ring track my activity level?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 4 - Midnight - (2025)

• A:Answer Yes, this ring tracks your daily activity, steps, calories burned and workouts.

Q: QuestionIs this ring water resistant?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 4 - Midnight - (2025)

• A:Answer Yes, the updated design is water resistant for comfortable 24/7 wear.

Q: QuestionDoes this ring work with Apple products?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 4 - Midnight - (2025)

• A:Answer Yes, you can get your data at a glance from your iPhone or Apple Watch.

Q: QuestionCan this ring measure my heart rate?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 4 - Midnight - (2025)

• A:Answer Yes, this ring helps you take care of your heart by monitoring your daily heart rate and HRV.

Q: QuestionDoes this ring track sleep?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 4 - Midnight - (2025)

• A:Answer Yes, this ring provides in-depth sleep analysis to improve your habits.

Q: QuestionHow long does the battery last on this ring?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 4 - Midnight - (2025)

• A:Answer The battery lasts for 5 to 8 days.

Q: QuestionDoes this ring track heart rate variability?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 13 - Petal - (2025)

• A:Answer Yes, this ring tracks heart rate variability.

Q: QuestionDoes this ring have wireless connectivity?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 13 - Petal - (2025)

• A:Answer Yes, this ring has bluetooth wireless connectivity.

Q: QuestionIs this ring water resistant?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 13 - Petal - (2025)

• A:Answer Yes, this ring is water resistant and designed for 24/7 wear.

Q: QuestionIs the app compatible with Android devices?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 13 - Petal - (2025)

• A:Answer Yes, the app is compatible with Android devices running Android 8.0 and higher with Google Play services.

Q: QuestionAre metric units of measurement supported?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 13 - Petal - (2025)

• A:Answer Yes, metric units of measurement are supported by this ring.

Q: QuestionDoes this ring measure stress levels?

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 4 - Midnight - (2025)

• A:Answer Yes, this ring will help you identify signs of stress.

Q: QuestionDoes the ring scratch easily?

Asked 6 months ago by Caboose2304.

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 8 - Tide - (2025)

• A:Answer YES! Yes! Yes! Mine is a little over a week old - see photos.

  Answered 4 months ago by DebbieM

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Q: QuestionDoes this come with a charger

Asked 10 hours ago by Anonymous.

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 7 - Petal - (2025)

Q: QuestionDoes this ring tell you your temperature ?

Asked 4 days ago by AJ00.

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 9 - Petal - (2025)

• A:Answer Yes, even slight change it recognize

  Answered 1 day ago by KristianJ

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Q: QuestionDoes this ring come with a charger?

Asked 3 weeks ago by Anonymous.

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 8 - Cloud - (2025)

• A:Answer Yes, not the box of charger tho :/

  Answered 2 weeks ago by CynthiaL

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Q: QuestionDoes this ring measure blood oxygen continuously during the day, or only during sleep

Asked 3 weeks ago by Chango.

This question was asked about the related product: Oura - Ring 4 Ceramic - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 4 - Petal - (2025)