# Oura Ring 4

- Source: https://stierproducts.com/products/oura-ring-4-smart-rings
- Category board: https://stierproducts.com/categories/smart-rings
- Placement: #2 of 9 in Smart Rings, A tier
- Brand: Oura
- LP on this board: 718
- Last researched: 2026-08-25T03:54:46.161Z
- Method: https://stierproducts.com/methodology
- Dataset: https://doi.org/10.5281/zenodo.22062813 - every board at once, one dated snapshot per release, same licence, prices and photographs left out
- Reuse: Text, rankings, tier assignments, LP values and verdicts are free to quote and reuse with attribution to stierproducts and a link to the source URL (CC BY 4.0: https://creativecommons.org/licenses/by/4.0/). Product photographs are not covered: they belong to their respective owners and are reproduced to illustrate the product being reviewed. Do not redistribute them under this licence.

## Verdict

Still the benchmark for sleep and recovery tracking. Battery lasts 7-8 days. Long-term user reports show only minor capacity loss after a year.

## For

- Long battery life
- Stable sensor accuracy over two years
- Strong firmware updates
- Excellent sleep tracking
- iOS-friendly integration

## Against

- One-year warranty
- No major new features since release
- Higher price than earlier models

## Evidence

Consolidated from 66 cited sources across 57 outlets

| Outlet | Said by | Stance | Link | Link status |
| --- | --- | --- | --- | --- |
| Runner's World | Lucy Gornall | B | https://www.runnersworld.com/uk/gear/tech/a69670871/oura-ring-4-review/ | fetched and confirmed |
| Wifi Hifi Magazine | Christine Persaud | C | https://wifihifi.com/oura-ring-4-review/ | fetched and confirmed |
| mindbodygreen | mindbodygreen.com | B | https://www.mindbodygreen.com/articles/hma-oura-ring-review?srsltid=AfmBOoqYG2rjvsA_Z_kGeMvQbUi7wKrsr34jYB_6Duo0NZr5j8oPKvXK | fetched and confirmed |
| Android Police | Andy Boxall | B | https://www.androidpolice.com/one-year-with-the-oura-ring-4/ | fetched and confirmed |
| Gadgetguy | gadgetguy.com.au | C | https://www.gadgetguy.com.au/what-i-learned-6-weeks-wearing-oura-ring-4/ | fetched and confirmed |
| Forbes | Prakhar Khanna | B | https://www.forbes.com/sites/prakharkhanna/2026/05/10/i-couldnt-look-past-oura-ring-4s-subscription-price---then-i-tried-the-oura-app/ | fetched and confirmed |
| Mike Hanna | Mike Hanna | C | https://www.youtube.com/watch?v=RCELNZL9USc | fetched and confirmed |
| Stuff | Leon Poultney | C | https://www.stuff.tv/review/oura-ring-4-review/ | fetched and confirmed |
| Prevention | Charlotte Lewis Finigan | B | https://www.prevention.com/health/sleep-energy/a71219516/oura-ring-4-review/ | fetched and confirmed |
| Sleep Foundation | sleepfoundation.org | B | https://www.sleepfoundation.org/best-sleep-trackers/oura-ring-review | fetched and confirmed |
| David Maus Jr | David Maus Jr | C | https://www.youtube.com/watch?v=fd-NtXSRkwk | fetched and confirmed |
| Gadgets 360 | Sheldon Pinto | C | https://www.gadgets360.com/wearables/reviews/oura-ring-4-review-11554108 | fetched and confirmed |
| The Daily Beast | Mia Maguire | B | https://www.thedailybeast.com/oura-ring-4-review/ | fetched and confirmed |
| Digital Reviews Network | Kevin Cheng | C | https://www.digitalreviews.net/reviews/lifestyle/oura-ring-4-review-is-the-new-titanium-ceramic-king-worth-the-subscription/ | fetched and confirmed |
| 91mobiles.com | 91mobiles.com | B | https://www.91mobiles.com/reviews/oura-ring-4-review/ | fetched and confirmed |
| Wareable | wareable.com | C | https://www.wareable.com/wearable-tech/oura-ring-5-vs-ring-4-key-differences-comparison | fetched and confirmed |
| The Quantified Scientist | The Quantified Scientist | C | https://www.youtube.com/watch?v=MhMKtqY6CmM | fetched and confirmed |
| the5krunner | the5krunner.com | C | https://the5krunner.com/2026/05/28/oura-ring-5-vs-ring-4-worth-it-review-opinion/ | fetched and confirmed |
| Mother & Baby | motherandbaby.com | C | https://www.motherandbaby.com/reviews/for-mum/oura-ring-review/ | fetched and confirmed |
| Ryan O’Connor | Ryan O’Connor | C | https://www.youtube.com/watch?v=CvCjmzkhZj8 | fetched and confirmed |
| Julia Caban | Julia Caban | C | https://www.youtube.com/watch?v=6mKxk08_DaY | fetched and confirmed |
| Life Lab | Life Lab | B | https://www.youtube.com/watch?v=8gyoLZsWbtk | fetched and confirmed |
| Tom’s Guide | Tom’s Guide | B | https://www.youtube.com/watch?v=ke7nCrpM6oU | fetched and confirmed |
| Digit | Digit | C | https://www.youtube.com/watch?v=UtofZQ3q90E | fetched and confirmed |
| Gregory Charlop, Wellness MD | Gregory Charlop, Wellness MD | B | https://www.youtube.com/watch?v=P17bnK8MTfk | fetched and confirmed |
| Which is Better | Which is Better | B | https://www.youtube.com/watch?v=nxdUaH7kxHQ | fetched and confirmed |
| Mekawi | Mekawi | D | https://www.youtube.com/watch?v=_AEIVPNYYmE | fetched and confirmed |
| ŌURA | ŌURA | B | https://www.youtube.com/watch?v=lCE7dmBojyg | fetched and confirmed |
| ZDNET | Nina Raemont | B | https://www.zdnet.com/article/oura-ring-3-vs-oura-ring-4/ | fetched and confirmed |
| DiscoverySA | DiscoverySA | B | https://www.youtube.com/watch?v=ARP7e6yq4DQ | fetched and confirmed |
| Ashley Janelle | Ashley Janelle | B | https://www.youtube.com/watch?v=kWX6EHxawI0 | fetched and confirmed |
| ŌURA | ŌURA | B | https://www.youtube.com/watch?v=S3WuJHPHcRY | fetched and confirmed |
| DadMoments | DadMoments | C | https://www.youtube.com/watch?v=OUUgV6tkvHo | fetched and confirmed |
| Loving Life With Shayla | Loving Life With Shayla | B | https://www.youtube.com/watch?v=bFNmI1hO4oY | fetched and confirmed |
| ŌURA | ŌURA | B | https://www.youtube.com/watch?v=_wqaAkcLUXI | fetched and confirmed |
| NDTV | NDTV | C | https://www.youtube.com/watch?v=1xaBeTCVxKg | fetched and confirmed |
| TerryWarfield | TerryWarfield | B | https://www.youtube.com/watch?v=4g3gvxtyzVU | fetched and confirmed |
| Draw with Marina | Draw with Marina | B | https://www.youtube.com/watch?v=pRV9czqLUeU | fetched and confirmed |
| Suburban Dad Reviews | Suburban Dad Reviews | B | https://www.youtube.com/watch?v=RH5l0-_lbH8 | fetched and confirmed |
| Men's Health | Charles Thorp, NASM | B | https://www.menshealth.com/fitness/a71675550/oura-ring-4-prime-day-deal-2026/ | fetched and confirmed |
| Tom’s Guide | Tom’s Guide | B | https://www.youtube.com/watch?v=RjLZAwwCZek | fetched and confirmed |
| Mekawi | Mekawi | C | https://www.youtube.com/watch?v=9V9uI-6fw9A | fetched and confirmed |
| The Wolf of Williamsburg | The Wolf of Williamsburg | B | https://www.youtube.com/watch?v=DDWyrJFvulE | fetched and confirmed |
| Maddie Green | Maddie Green | B | https://www.youtube.com/watch?v=yZf3m62ud0w | fetched and confirmed |
| Life With Tameka Lynn | Life With Tameka Lynn | B | https://www.youtube.com/watch?v=bxrpgufMUDs | fetched and confirmed |
| Lawkward Chronicles | Lawkward Chronicles | D | https://www.youtube.com/watch?v=VR5hEp_0AGQ | fetched and confirmed |
| Mekawi | Mekawi | B | https://www.youtube.com/watch?v=HKu6w6hBQE4 | fetched and confirmed |
| Bianca Bonus | Bianca Bonus | B | https://www.youtube.com/watch?v=WI6Cr26cp_Y | fetched and confirmed |
| Geek Unplugged | Geek Unplugged | B | https://www.youtube.com/watch?v=G5CvQjkIIgg | fetched and confirmed |
| A Disney Bride’s Diary | A Disney Bride’s Diary | B | https://www.youtube.com/watch?v=fYg6qK-kKnA | fetched and confirmed |
| Julia Caban | Julia Caban | C | https://www.youtube.com/watch?v=znBEInhJL3g | fetched and confirmed |
| Dianey Noriega | Dianey Noriega | B | https://www.youtube.com/watch?v=I5FUfijdEjM | fetched and confirmed |
| Pulse Daily | Pulse Daily | B | https://www.youtube.com/watch?v=1YszKtq5um0 | fetched and confirmed |
| Kaeln | Kaeln | C | https://www.youtube.com/watch?v=MXKHbxaWA6o | fetched and confirmed |
| Smart Ring Support | Marvin Johnson | B | https://smartringsupport.com/oura-ring-problems-and-solutions/ | fetched and confirmed |
| r/ouraring | u/NJRonbo | C | https://www.reddit.com/r/ouraring/comments/1n30uia/is_oura_gen_4_still_worth_it/ | fetched and confirmed |
| Cosmopolitan | Hannah Oh | B | https://www.cosmopolitan.com/health-fitness/a65439561/oura-ring-4-review/ | fetched and confirmed |
| Preppy Goods | preppygoods.com | B | https://preppygoods.com/is-the-oura-ring-really-worth-it-my-honest-review/ | fetched and confirmed |
| Woman & Home | womanandhome.com | B | https://www.womanandhome.com/health-wellbeing/fitness/oura-ring-4-review/ | fetched and confirmed |
| https://www.gizbot.com/ | Carlsen Martin | S | https://www.gizbot.com/gadgets/reviews/oura-ring-4-review-i-finally-found-a-fitness-tracker-i-never-want-to-take-off-124913.html | fetched and confirmed |
| r/ouraring | u/brianbn2323 | D | https://www.reddit.com/r/ouraring/comments/1qegzr8/oura_ring_4_cant_even_last_a_year/ | fetched and confirmed |
| VERTU | chao zhou | B | https://vertu.com/lifestyle/oura-ring-4-which-ring-is-the-most-accurate-sleep-activity?srsltid=AfmBOordkzkE89Kc8o4JUkw8TIPNl10lTvLX6K-5PbPD8ZkXeetIB-Z1 | fetched and confirmed |
| Woman & Home | womanandhome.com | B | https://www.womanandhome.com/health-wellbeing/fitness/oura-ring-vs-fitbit-air/ | fetched and confirmed |
| Condé Nast Traveler | Meaghan Kenny | B | https://www.cntraveler.com/story/oura-ring-review | fetched and confirmed |
| Impulse Gamer | Dean Yamak | B | https://www.impulsegamer.com/oura-ring-4-ceramic-review/ | fetched and confirmed |
| ZDNET | Nina Raemont | D | https://www.zdnet.com/article/why-your-oura-ring-is-dying-quicker-and-what-oura-is-doing-about-it/ | fetched and confirmed |

## Nearest alternatives on this board

| Rank | Product | Tier | Page |
| --- | --- | --- | --- |
| 1 | Oura Ring 5 | S | https://stierproducts.com/products/oura-ring-5 |
| 3 | RingConn Gen 2 Air | B | https://stierproducts.com/products/ringconn-gen-2-air |
| 4 | Samsung Galaxy Ring (latest) | B | https://stierproducts.com/products/samsung-galaxy-ring-latest |
| 5 | Ultrahuman Air Ring | D | https://stierproducts.com/products/ultrahuman-air-ring |
| 6 | RingConn Gen 2 | D | https://stierproducts.com/products/ringconn-gen-2-smart-rings |
| 7 | Oura Ring 3 | D | https://stierproducts.com/products/oura-ring-3 |
| 8 | Ultrahuman Ring Pro | F | https://stierproducts.com/products/ultrahuman-ring-pro |
| 9 | RingConn Gen 1 | F | https://stierproducts.com/products/ringconn-gen-1 |

The full board is at https://stierproducts.com/categories/smart-rings.

## What this tier means

- A: Excellent. Strongly recommended, beaten only by the very best.

## How to read this

- Each category is researched in four independent runs, one per lens (expert consensus, value, reliability, community pulse). Every run ranks a board of candidates that deliberately includes products buyers cross-shop but should avoid. Placements score on a ranked ladder (LP), and tiers are derived from LP, so no tier is ever assigned by hand.
- LP is this product's points on its own category ladder. It is comparable within a category and not across categories.
- Link status reports what our pre-publication link check found when it fetched the cited URL. It says nothing about the quality of the review.
- A citation with no usable link is listed rather than dropped, and is excluded from the counted total above.

## Image

https://stspimgdevmfyk46r5vwkay.blob.core.windows.net/images/products/oura-ring-4-smart-rings.webp

Product photographs are not covered: they belong to their respective owners and are reproduced to illustrate the product being reviewed. Do not redistribute them under this licence.