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Ultrahuman Ring Air Size 11 Aster Black
170108
$599
+ Delivery from $6
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Product Overview
Key Features
- smart ring tracks heart rate, sleep, steps, and skin temperature
- water resistant to 100m
- up to 4 to 6 day battery life
- compatible with iOS and Android devices
Key Specifications
- Brand:
- Ultrahuman
- Model Number:
- 170108
- Compatible Phones:
- iPhones running iOS 15 or later and Android devices running Android 6 or later
Phones & Wearables
- Strap:
- Fighter jet grade Titanium, 8.1 x 2.45 - 2.8 (varies with size)
- Ring Size:
- 11
Connections
- Connections:
- Bluetooth v5.0
Power & Charging
- Battery Life:
- Lasts 4 to 6 days on a full charge
Options
- Sensor Technology:
- Infrared Photoplethysmography, Non-contact medical-grade skin temperature, 6-axis motion
- Trackers:
- Circadian Rhythm, Temperature-Based Ovulation Prediction, Caffeine Window Detection, AFib Detection, Sleep
Safety
- Water Resistant:
- Up to 100 meters (about 328 feet) for up to 12 hours
General Information
- Type:
- Smart Ring
- Family:
- Ring Air
- Colour:
- Black
- Supplier Colour:
- Aster Black
- Materials:
- The outer shell, fighter jet grade Titanium reinforced with Tungsten Carbide Carbon coating; The inners of the ring is coated with medical-grade hypoallergenic epoxy resin
Warranty
- Manufacturer's Warranty:
- 1 Year
Phones & Wearables
- Strap:
- Fighter jet grade Titanium, 8.1 x 2.45 - 2.8 (varies with size)
- Ring Size:
- 11
Power & Charging
- Battery Life:
- Lasts 4 to 6 days on a full charge
Safety
- Water Resistant:
- Up to 100 meters (about 328 feet) for up to 12 hours
Warranty
- Manufacturer's Warranty:
- 1 Year
Product Dimensions
- Product Height (mm):
- 2.45 - 2.8
- Product Width (mm):
- 8.1
- Product Depth (mm):
- 2.45 - 2.8
- Product Weight (g):
- 2.4 - 3.6
Box Dimensions
- Box Height (mm):
- 78
- Box Width (mm):
- 168
- Box Depth (mm):
- 220
- Box Weight (kg):
- 1
Product Reviews of Ultrahuman Ring Air Size 11 Aster Black
Overall Rating Snapshot
5 out of 5 stars from 2 reviews
100% of users recommend this product
Great Insights
I was choosing between this and the Oura Ring. I landed on the Ultrahuman Ring as there is no subscription fee. The insights are insane.
Annette F
Confirmed purchase 6 December 2025
Published on 31 December 2025
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
Great Insights
I recently purchased an Ultrahuman Ring, and I must say, the insights it provides are truly remarkable. The information it offers is incredibly valuable for enhancing one's lifestyle.
Annette
Confirmed purchase 6 December 2025
Published on 23 December 2025
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
You've viewed 2 of 2 reviews
ABOUT THE GOOD GUYS REVIEWSThe Good Guys product reviews are collected from verified purchasers who may have received an incentive in return for providing an authentic review.
The below information is AI generated based on Australian websites information around this item. We have done our best to ensure its accuracy but suggest verifying any information within this tab before purchasing.
At a glance
The Ultrahuman Ring Air is a premium smart ring for people who want discreet, round-the-clock tracking of sleep, recovery, heart rate and daily activity. It suits users who prefer a lightweight alternative to a smartwatch and want deeper wellness insights. Its standout strengths are comfort, strong sensor coverage and multi-day battery life. One limitation is that this listing is for a fixed size 11 only.
What it’s great for
- Sleep Tracking
- Recovery Monitoring
- Everyday Wellness
- Activity Tracking
- Swim-Friendly Wear
- Discreet Health Tracking
Where it works best
- At Home
- Bedroom Overnight
- Gym
- Pool
- Office
- Everyday Out-and-About
Who it’s for
- Wellness-Focused Adult
- Sleep Optimiser
- Busy Professional
- Fitness Enthusiast
- Smartwatch Alternative Seeker
Things to consider
This version is a fixed size 11 ring, so fit is critical, and it may be less versatile than display-equipped fitness wearables for users who want on-device stats at a glance.
Beginner vs athlete fit
Balanced for beginners and fitness-focused users who want recovery, sleep and activity insights without wearing a smartwatch
Health monitoring depth
9/10 - tracks sleep, heart rate, skin temperature, activity, circadian rhythm and added wellness insights such as AFib detection and ovulation prediction
Smartphone compatibility
iPhone with iOS 15 or later, Android phone with Android 6 or later, Bluetooth v5.0
Battery endurance rating
8/10 - 4 to 6 days per charge supports continuous tracking with less frequent charging
Water resistance score
9/10 - water resistant up to 100 m for up to 12 hours, suitable for swimming and daily wear
Key benefits
- Sleep Tracking: Helps you monitor sleep patterns and recovery overnight in a form factor designed to stay comfortable while sleeping.
- Heart Rate Monitoring: Tracks heart rate continuously for day and night wellness insights.
- Skin Temperature Tracking: Monitors skin temperature trends to support recovery insights and temperature-based cycle awareness.
- Lightweight Titanium Build: At 2.4 g, the ring feels barely there for comfortable all-day wear.
- Water Resistance: Rated up to 100 m for up to 12 hours, making it suitable for swimming and daily routines.
- Multi-Day Battery: Battery life of 4 to 6 days reduces how often you need to recharge.
- Advanced Sensor Suite: Infrared photoplethysmography and a 6-axis motion sensor support richer wellness and movement tracking.
- Hypoallergenic Interior: The smooth epoxy resin inner lining is designed to feel comfortable against the skin during extended wear.
Q: Is the Ultrahuman Ring Air in size 11 adjustable if the fit is not quite right?
A: No. This is a fixed size 11 smart ring, so it is not designed to be resized or adjusted like a standard fashion ring. Smart rings work best with a snug fit for reliable overnight and daytime tracking, especially as finger size can change slightly through the day.
Q: Does the Ultrahuman Ring Air need a paid subscription to use its core tracking features?
A: No. The Ultrahuman Ring Air is generally positioned as a smart ring with app-based health tracking without a mandatory ongoing subscription for core use. That matters if comparing it with wearables that lock deeper sleep or recovery insights behind monthly fees.
Q: Can the Ultrahuman Ring Air replace a smartwatch for exercise tracking?
A: Not completely. The Ring Air is better suited to all-day wellness data such as sleep, recovery and readiness than to replacing a sports watch with an on-wrist screen. If live pace, maps or built-in GPS matter, a smartwatch is usually the better fit.
Q: What phones are compatible with the Ultrahuman Ring Air?
A: The Ultrahuman Ring Air is designed to pair with current iPhone and Android phones through the Ultrahuman app and Bluetooth. Setup and syncing are phone-based, so it suits buyers who are happy checking health data in an app rather than on the ring itself.
Q: Is the Ultrahuman Ring Air comfortable to wear overnight?
A: Yes, that is one of the main reasons buyers choose a smart ring over a watch. A ring is usually less noticeable in bed than a wrist wearable, but comfort still depends on choosing the right size and wearing it on a finger where it sits snugly without pinching.
Q: Does the Aster Black finish affect the features of this Ultrahuman Ring Air?
A: No. Aster Black is the colour finish, not a different feature set, so the main buying decision here is appearance and matching the correct size. If size 11 or this finish is not suitable, browse the Ultrahuman Ring Air range for other available options.