Oura Ring 4 hands-on: Samsung Galaxy Ring’s worst nightmare

The Oura Ring 4, like a stealthy ninja within the night time, might have simply knocked the Samsung Galaxy Ring off its excessive horse.

I have been sporting the Galaxy Ring because it launched in late July — and I have been adorning it on my ring finger continuous. I praised it for a handful of options, together with its swish interactions with my Galaxy S24 Extremely (it could possibly set off the shutter button within the Digicam app). Plus, the absence of a subscription price is all the time a bonus.

Because the weeks have handed, nevertheless, I’ve grown bored of the Samsung Galaxy Ring — it’s lacking one thing. It wants extra.

After which — wham! — the Oura Ring 4 simply obtained introduced, threatening to wipe out all of its rivals. A brand new wearable beast has entered the ring, pun meant, and it’s obtained the Galaxy Ring squarely in its crosshairs, able to ship the knockout blow.

Oura Ring 4 hands-on

So for the uninitiated, the Oura Ring 3, as a consequence of its sensors, has a bumpy inside — just like the Samsung Galaxy Ring.

Samsung Galaxy Ring in gold

Samsung Galaxy Ring
Credit score: Kimberly Gedeon / Mashable

For my part, the bumpiness is barely perceptible for each wearables. For instance, Mashable’s Chris Taylor, who reviewed the Oura Ring 3, claims that the sensors felt like “tiny easy spherical enamel,” however did not discover them to be disagreeable. And whereas the Galaxy Ring has related grooves, they do not faze me.

Nonetheless, wanting to realize wearable nirvana, Oura has recessed the sensors on the brand new fourth-generation ring for a smoother inside. Have a look under.

Oura Ring 4 on a white table

Oura Ring 4
Credit score: Kimberly Gedeon / Mashable

Now evaluate this to the Oura Ring 3, pictured on the left subsequent to Taylor’s marriage ceremony ring.

Oura Ring 3 next to a wedding ring

Oura Ring 3 (pictured left)
Credit score: Kimberly Gedeon / Mashable

On prime of that, Oura elevated the variety of sign pathways to 18 (up from eight).

The Finland-based well being tech firm informed Mashable that these sensors use Good Sensing expertise, powered by an algorithm that works with the superior sensors within the Oura Ring 4, to regulate to every person’s distinctive finger traits.

In different phrases, relying in your pores and skin tone, BMI, and age, the Oura Ring 4 can calibrate to your particular person physiology.

Higher accuracy

The additional 10 sign pathways on the Oura Ring 4 result in higher accuracy, in accordance with Oura. As such, customers ought to expertise extra exact readings.

Woman with blue nails holding the Oura Ring 4

Oura Ring 4
Credit score: Joe Maldonado / Mashable

Oura stated that its accuracy claims are backed by analysis. It in contrast the Oura Ring 4 to the Oura Ring 3 with an exterior analysis group and recorded a 30 p.c enchancment in blood-oxygen sensing accuracy and higher respiratory disturbance monitoring (up by 15 p.c). Plus, there are much less gaps in its daytime and nighttime heart-rate graphs (7 p.c and 31 p.c fewer gaps, respectively).

The sensors contained in the Oura Ring 4 embrace the next:

Oura informed Mashable that the Ring 4 makes use of a “multi-wavelength photoplethysmography (PPG) system.” As you might need guessed, that went method over my head. However after Oura defined it to me like I am 5, it principally signifies that Oura Ring makes use of lights (e.g., inexperienced and infrared LEDs) that shine by way of your pores and skin to detect sure well being metrics (e.g., how your blood is flowing in your physique).

Mashable Mild Pace

The PPG methodology tracks your heartbeat, respiratory charge, and even sleep patterns, all through the day and night time.

Oura Ring 4 on a man's finger with bracelets around his wrist

Oura Ring 4
Credit score: Kimberly Gedeon / Mashable

The Oura Ring 4 can monitor the next well being and wellness metrics:

  • Coronary heart charge

  • Coronary heart-rate variability

  • Bedtime detection

  • Sleep staging

  • Blood oxygen ranges (spO2)

  • Cardiovascular age

  • Cardio Capability

  • Daytime stress and resilience

  • Physique clock and chronotype

  • Cycle insights

  • Automated Exercise Detection

It is also price noting that, with the Oura Ring 4, you not have to fret as a lot about the way it’s sitting in your finger. With the Galaxy Ring and Oura Ring 3, you will get extra correct readings if the sensors are going through the fleshier components of your finger. Nevertheless, due to the improved sensors, this is not as a lot as a problem because it was with the Oura Ring 3.

Longer battery life

The Oura Ring 3, just like the Samsung Galaxy Ring, has an marketed battery life ranking of about seven days. (For me, the latter lasted about six days on a single cost.)

Oura Ring 4

Oura Ring 4
Credit score: Kimberly Gedeon / Mashable

In keeping with Oura, the Ring 4 has improved energy effectivity. It could reportedly last as long as eight days, however we’ll be the choose of that after we get it in for evaluate.

Extra sizes

Oura stated it acquired a whole lot of requests to accommodate extra sizes.

Oura Ring 4 sizing chart in stores


Credit score: Joe Maldonado / Mashable

Younger ladies (e.g., teenagers), specifically, have proven curiosity in wanting a wellness-focused wearable. It has even acquired some requests from stocky athletes who demanded an even bigger dimension.

As such, Oura Ring 4 now affords an expanded vary of sizes: 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15

I requested an Oura rep which finger is one of the best placement for the Ring 4 — and it is the pointer finger, apparently. Apparently, my pointer finger is a dimension 7: two sizes bigger than my ring finger.

Oura Ring 4

Oura Ring 4 sizing package
Credit score: Joe Maldonado / Mashable

While you buy the Oura Ring 4 on-line, you may obtain a free sizing package, permitting you to pick your right dimension confidently.

The gold Oura Ring 4 is gorgeous

The Oura Ring 4’s predecessor, the Oura Ring 3, got here in two kinds: Heritage and Horizon.

Oura Ring 4

The Oura Ring 4 worn subsequent to Mashable’s Joe Maldonado’s aquamarine ring
Credit score: Kimberly Gedeon / Mashable

Now, the Oura Ring 4 solely is available in Horizon.

Oura Ring 4

Oura Ring 4 is available in six totally different finishes, however let’s be trustworthy, the gold one is one of the best.
Credit score: Joe Maldonado / Mashable

I’ve all the time joked that Heritage jogs my memory of a washer with its ridges whereas Horizon affords a easy, uninterrupted, spherical design.

The Oura Ring 4 is available in 4 finishes:

  • Black

  • Stealth

  • Silver

  • Brushed Silver

  • Rose Gold

  • Gold

Samsung Galaxy Ring in black

Samsung Galaxy Ring in black
Credit score: Kimberly Gedeon / Mashable

Nevertheless, it is the Gold ring that received my coronary heart. I can think about getting a whole lot of compliments whereas sporting this one. In the meantime, not solely have not acquired compliments on my matte-black Samsung Galaxy Ring, however my ultra-honest greatest pal had the gall to name it “ugly.”

New-and-updated app

The Oura app is getting an enormous replace and redesign, too. Nevertheless, I am most enthusiastic about Oura Labs, which is the place you could find an AI-powered Oura Advisor that works in live performance together with your Oura well being information.

You can begin a dialog with the Oura Advisor, and it provides you with recommendation and personalised well being objectives primarily based on what it understands about your information.

The Oura Ring 4 is on the market for pre-order now, and you could find it throughout a number of retailers, together with Amazon, Finest Purchase, Goal, and naturally, Oura’s important web site.

The Oura Ring 4 begins $349, and it comes with a free one-month membership. Nevertheless, after it expires, a membership will set you again $5.99 a month or $69.99 a 12 months.

The Oura Ring 4 will formally hit retailer cabinets on Oct. 15.