Smart ring · From $349 + $5.99/mo
Oura Ring
The most validated ring for sleep, HRV and readiness.
US list prices checked September 15, 2026 on the official store.
Choose your Oura model
Latest generation: $399 in silver or black, $499 in the other finishes
Best for
Sleep, HRV, readiness, temperature and cycle tracking
Watch out for
No screen or GPS, inferred VO2 max, and a monthly membership
With Vora
Vora reads Oura sleep, HRV, temperature deviation and activity directly through the API and turns them into today’s plan.
Where Oura Ring data syncs
What reaches Apple Health on iPhone, Health Connect on Android, and Vora through a direct connection.
| Metric | Apple Health (iPhone) | Health Connect (Android) | Vora direct connection |
|---|---|---|---|
| HRV | No | Maker lists it | Yes |
| Sleep stages | Yes | Yes | Yes |
| Resting heart rate | Yes | Yes | Yes |
| Blood oxygen | Yes | Yes | Yes |
| Readiness score | No | No | No |
How we rated the Oura Ring
Our own assessment of a device we do not sell, weighted across six dimensions: accuracy 30 percent, coverage 20 percent, battery 15 percent, value 15 percent, comfort 10 percent, app and ecosystem 10 percent. Every score links to its source: independent testing, or the brand's own page for current-model specs and prices.
Best of five devices for nocturnal HRV and resting heart rate in a peer-reviewed validation; docked only because workout HR degrades on hard efforts and there is no GPS truth.
Across 536 nights from 13 adults vs a Polar H10 ECG reference, Oura Gen 4 led all wearables for HRV (Lin's concordance 0.99, MAPE 5.96 percent) and resting heart rate (CCC 0.98, MAPE 1.94 percent), beating WHOOP 4.0 (HRV CCC 0.94), Garmin Fenix 6 (CCC 0.87) and Polar Grit X Pro (CCC 0.82). Physiological Reports 2025 (Dial et al., peer-reviewed) ↗
Judged against a passive wellness ring's purpose it is near-complete: sleep, HRV, RHR, temperature, SpO2, stress, readiness and cycle, with the expected gaps of no ECG, no BP number and only inferred VO2 max.
Engadget scored the Ring 5 9/10 but flags that the Sleep score reflects how well structured sleep is (bedtime and wake consistency) rather than measured sleep quality, giving a well-timed but sleepless night an 84. Engadget Oura Ring 5 review (9/10) ↗
Multi-day but not multi-week, and real-world testing lands at the low end of Oura's claim rather than the top.
Across four weeks DC Rainmaker measured 7, 6, 6 and about 6 days on the Ring 5, at the low end of Oura's claimed 6 to 9 day range rather than the top. DC Rainmaker Oura Ring 5 in-depth review ↗
The Ring 5 form factor is the most wearable in the category, essentially disappearing on the finger.
Trusted Reviews (4/5) calls the 40 percent smaller design (6.09mm wide vs 7.9mm) transformative, saying it is easy to put on and forget and finally looks and feels like a ring rather than a smart ring. Trusted Reviews Oura Ring 5 (4/5) ↗
Polished app and an open developer API that coaching apps like Vora read directly, docked because Oura restricts exporting workout files and heart rate to third-party services.
DC Rainmaker notes that despite a Strava integration Oura sends no heart rate data in the workout file, and when an external HR sensor is paired the entire workout file fails to sync to third-party apps. DC Rainmaker Oura Ring 5 in-depth review ↗
Long useful life but a higher flagship entry price stacked on a mandatory recurring membership pushes real first-year cost near 600 dollars.
Full data requires an ongoing membership at 5.99 USD/month or 69.99 USD/year (first month free) on top of a 399 dollar or higher Ring 5 purchase, so first-year cost lands near 470 to 600 dollars depending on finish. Oura Membership pricing 2026 ↗
Also reviewed by: Engadget, Trusted Reviews, DC Rainmaker
Build a stack around the Oura
It is pre-loaded below. Drag in a second device to see how the combined coverage changes.
Build your stack. Vora runs it.
Drag wearables from the ring into the arena, or tap to add. Combine up to 8, each signal takes the strongest sensor you own, and Vora reconciles them into one plan.
OuraRing
AppleWatch
WHOOPBand
CIRQABand
FitbitBand
GarminWatch
SamsungWatch
FitbitBand
UltrahumanRing
DexcomCGM
GoogleWatch
COROSWatch
Eight SleepSleep
PolarHR strap
SamsungRing
RingConnRing
CircularRing
AmazfitRing
WithingsWatch
SuuntoWatch
PolarWatch
AmazfitWatch
GarminHR strap
AbbottCGM
LevelsCGM
WithingsSleep
WithingsScale
InBodyScale
HumeScale
GarminScale
Strong for its focus, with a few gaps a second device could close.
- A single device is simplest to live with. Vora squeezes the most out of whatever it captures.
Popular stacks with the Oura
Best longevity stack
Garmin measures VO2 max (the #1 longevity marker) and training load; Oura owns overnight HRV, sleep and temperature. Vora fuses them into one healthspan view.
Best all-around iPhone setup
Apple Watch handles workouts, ECG and activity; Oura owns sleep and readiness. Vora reconciles the two so each does what it is best at.
Best recovery-first setup
WHOOP drives the strain-and-recovery loop while Oura adds passive sleep and temperature. Vora decides what to actually do with both signals.
FAQ
What is the Oura Ring best for?
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Keep exploring
Ultrahuman RingSamsung Galaxy RingRingConnCircular Ring 2Amazfit Helio RingApple WatchGalaxy WatchGoogle Pixel WatchWithings ScanWatchGarminCOROSSuuntoPolarAmazfitWHOOPFitbitFitbit AirGarmin CIRQAPolar H10Garmin HRMDexcom (Stelo / G7)Abbott Lingo / LibreLevelsEight SleepWithings SleepWithings Body ScanInBodyHume Body PodGarmin Index S2Keep your wearable. Add a coach that acts on the data.
Vora works with Oura, WHOOP, Garmin, Apple Health, Fitbit, Samsung Health, Eight Sleep, CGMs and hundreds more, turning whatever you wear into workouts, nutrition, recovery and a daily plan.