Oura Ring 3 Vs Circul+ – The Better Clinically Approved Smart Ring!

By Lokesh Jaral | Updated on March 22, 2024
Oura Ring 3 Vs Circul+

Step into Lokesh's tech-style haven! As your guide in the world of smart rings, Lokesh infuses every byte with a touch of personal flair. Discover...

Medical grade accuracy is now made possible on smart rings. Get ready for a 360º comprehensive view of your health with the Oura Ring 3 and Circul +. Stay with us for exclusive insights into Oura Ring 3 vs Circul+ to be a part of the heated, trending debate between fitness enthusiasts worldwide.

Fitness tracking has now been taken up a notch with smart rings like the Oura Ring 3 and Circul+. These wearable techs make use of state-of-the-art technology to monitor real-time user vitals and generate personalized metrics of their health and fitness on a regular basis. However, fitness enthusiasts who are looking for a smart ring for fitness tracking, might end up analyzing Oura Ring 3 or Circul+, the better smart ring.

Technical insights when comparing Oura Ring 3 vs Circul+ shows that both the smart rings have similar functionality. The minor difference is that while Circul+ is equipped to monitor single lead ECG and the blood pressure of the user, Oura Ring does not. 

Choosing the best of the two most medically accurate smart rings will indeed be a difficult choice, especially if you are looking for the best smart ring for sleep tracking or health and fitness tracking. Let us assist you with detailed Oura Ring 3 vs Circul+ comparison charts to help you choose the smart ring that best suits you.

Oura Ring 3 Vs Circul+

Smart rings are one of the most sought-after fitness trackers by fitness enthusiasts and healthcare professionals worldwide. Various trusted names in wellness and healthcare like BodiMetrics, circul.health, and Oura, are working to develop the best smart rings for health with medical-grade accuracy. 

The two smart rings monitor real-time metrics of the wearer including heart rate, finger temperature, activity level, sleep monitor, and many more similar features, making it difficult for users to choose either the Oura Ring 3 or Circul+.

Now, let us see a detailed analysis of the differences between the Oura Ring 3 and Circul+ to make the final decision about the better smart ring.

Oura Ring 3 Vs Circul+ – Design

Oura Ring 3 Vs Circul+ - Design

The Oura Ring Gen 3 is highly popular for its sleek and stylish design. It is made of ultra-lightweight Titanium and weighs just 4 to 6 grams, that is both sturdy and comfortable to wear. It is available in Horizon and Heritage designs, available in Black, Silver, Gold, Rose Gold, Stealth, and Brushed Titanium finish. Furthermore, the Gucci Oura Ring is a popular choice of smart ring among many celebrities and social influencers alike. 

The Circul+ has a matte black finish and is available in three different adjustable sizes: small, large, and extra large. Users of the Circul+ smart ring have reviewed that the Circul+ is not exactly circular and is scratch-prone. However, it is IPX2 water-resistant and dust-resistant, making it quite durable. The ring has a spring-loaded mechanism built into it, making it easy to put on and take off, and the adjustable design enables users to wear it on any finger.

Oura Ring 3 Vs Circul+ – Sizing Kit

Oura Ring 3 Vs Circul+ - Sizing Kit
Image Credits: DC Rainmaker 

Size and fit matters when it comes to choosing the fitness tracking. The creators of the Oura Ring understand the significance of perfect size and offer a free Oura Sizing Kit, which includes 8 demo rings of sizes 6 to 13. Users can try out the different plastic rings in the demo sizing kit and choose the size that perfectly fits either their index finger or the middle finger. Then, they can place the final order to buy Oura Ring. 

Circul+, on the other hand, does not offer a free sizing kit. It comes in three different adjustable sizes and is designed to easily fit all fingers of the user. It is available in adjustable ring sizes from 5 to 16. The dimensions of the ring size categories are: 

  • Small – sizes 5 to 8.5 (H 18mm, V 15.6 to 21.6mm)
  • Large – sizes 9 to 11.5 (H 20mm, V 16.7 to 22.7mm)
  • X-Large –  sizes 12 to 14 (H 23mm, V  16.7 to 22.7mm)
  • XX-Large – sizes 14.5+ (H 24.5mm, V 18.01 to 21.01mm) 

Oura Ring 3 Vs Circul+ – Hardware Specifications

Sturdy yet lightweight is what users expect from fitness trackers like Oura Ring 3 and Circul+. The hardware components of the device play a major role in determining the overall functionality of the smart rings. Although the smart rings have quite similar features, they are made out of unique materials and hardware components, as illustrated below:

Hardware Specs Oura Ring 3Circul+ 
MaterialLightweight Titanium316L Stainless steel PC
Sizes 6 to 13Small, large, and x-large
Weight4 to 6 g9 to 9.3 g
Connectivity BluetoothBluetooth BLE4.2
Ring battery LiPo batteryLithium-Ion battery
Charger Charging dock USB-CUSB charger
Battery life4 to 7 days 16 to 18 hours
Charge time20 to 80 minutes90 minutes
Water resistanceUp to 100 mIPX2
Sensors3 LED & 7 temperature sensors6-axis Accelerometer, 3-wavelength photo-electric sensors
CompatibilityAndroid and iOS devicesAndroid and iOS devices
A table of comparison between Oura Ring 3 vs Circul+ hardware specifications

Oura Ring 3 Vs Circul+ – Software

Users can connect Oura Ring to iPhone or Android devices via the Oura app. They will be able to directly view live updates of their vitals in the Oura app. Moreover, users can get a premium Oura subscription for $5.99 per month to access personalized insights into their Activity, Readiness, Health, and Sleep Scores.

Circul+ smart ring, developed by BodiMetrics, has an exclusive Circul+ app developed for the users. It is a personal health application that is used as a fitness and sleep monitor. Users can download the app for free from the Google Play Store and the App Store and view their fitness journey right from their smartphones. Users can sign up and register for a free account to sync their data to their personal cloud account on the Circul+ app.

Oura Ring 3 Vs Circul+ – Health Tracking

In the midst of hundreds of fitness trackers, there are very few medical-grade wearable techs that are officially prescribed by healthcare professionals. Let us understand Oura Ring 3 vs Circul+ health tracking features with a comparison table.

Health TrackingOura Ring 3Circul+
Heart RateYes Yes 
Heart Rate VariabilityYes Yes 
Blood Oxygen SpO2Yes Yes 
Sleep MonitorYes Yes 
Step CountYes Yes 
Single Lead ECGNoYes 
Blood PressureNoYes 
Finger TemperatureYes Yes 
A table of comparison between Oura Ring 3 vs Circul+ health tracking features

Oura Ring 3 Vs Circul+ – Accuracy

While making a decision, it is quite obvious to check if the wearable device we are going to buy for monitoring our health is accurate or not. So, let’s compare Oura Ring 3 vs Circul+ on the basis of accuracy. Although Oura Ring 3 is known for its temperature accuracy, the other data read by Oura Ring are also accurate and are medically approved. You can share Oura data with your doctor. This shows how reliable and useful Oura Ring data is.

Similarly, when we talk about Circul+, it is not left behind. The completion is head-on-head. Circul+ has a very good accuracy in measuring blood oxygen level, which is ±3%. Also, the heart rate accuracy of Circul+ is ±2 beats/minute. Heart rate and SpO2 are not the only things that can be considered for comparing the two wearables on the basis of accuracy; the tracking of the sleep insights for this smart ring is also accurate.

Oura Ring 3 Vs Circul+ – Compatibility

Oura Ring Gen 3 is compatible with all Apple devices operating with iOS 15 or higher and Android 8.0 or higher versions. Oura users who are using a compatible device can easily access the Oura app via the Google Play Store or the App Store. Moreover, users can seamlessly sync their devices using Bluetooth 4.0 or newer versions.

Circul+ smart ring, on the other hand, is compatible with iOS 11 or higher and Android 6.0 or later versions. Users who make use of compatible devices can access the Circul+ app by installing it for free from the Google Play Store or the App Store. They can sync the devices and enhance connectivity by enabling Bluetooth on their device.

Oura Ring 3 Vs Circul+ – Cost

The cost of the smart ring is one of the major detrimental factors that influence users to buy the smart ring. You can buy Oura Ring for $299 USD+ directly from the official Oura website. It is also available in other e-commerce channels like Amazon, eBay, Target, Best Buy, etc. All users can get a free sizing kit before confirmation of the purchase. Moreover, users can get a new Oura Ring charger replacement for $59 USD, to fix Oura Ring not charging issues.

The Circul+ smart ring is currently available for $299 USD in the official circul.health website. However, it is available on other e-commerce websites like Amazon, eBay, BestBuy, Simply Medical, etc., for a discounted price and exclusive offers. Users can grab the best deal for Circul+ from $179 USD+, depending on the current promotional deals.

Wrap Up

Finally, it is time for you to make the final decision and make your choice. The war of the smart rings is pretty intense, and Oura Ring 3 vs Circul+ is the heated discussion on most health and fitness forums. Now that you know in detail the features and specs of both fitness trackers, you can now proceed to make your final choice and choose the best smart ring that meets your demands.

Frequently Asked Questions

Q1. Does Circul+ Ring Require A Subscription?

No, Circul+ does not require a subscription. All Circul+ users can download the Circul+ app and register an account for free.

Q2. Is Gen 3 Oura Worth It?

Yes, the Gen 3 Oura ring is worth buying. It is loaded with unique features that monitor the 24/7 live health metrics of the user.

Q3. Can I Use Oura Ring Without Subscription?

Yes, you can use Oura Ring without a subscription. However, you will not be able to access personalized insights on Activity, Readiness, and Sleep.

Step into Lokesh's tech-style haven! As your guide in the world of smart rings, Lokesh infuses every byte with a touch of personal flair. Discover the perfect blend of innovation and elegance, where health tech meets sleek designs. Join Lokesh on this journey—your go-to companion for all things smart and stylish!

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