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Ultrahuman Ring Air Size 08 Space Silver
170125
$599
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Product Overview
Key Features
- Smart ring with 8.1mm width and 2.45mm depth
- Tracks heart rate, sleep, steps, and skin temperature
- Charges via included Type C-C cable and Ring Air Charger
- Works with iOS and Android, water resistant to 100m
Key Specifications
- Brand:
- Ultrahuman
- Model Number:
- 170125
- 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:
- 8
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:
- Fitness Tracker
- Family:
- Ring Air
- Colour:
- Silver
- Supplier Colour:
- Space Silver
- 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:
- 8
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
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At a glance
The Ultrahuman Ring Air is a lightweight smart ring for users who want discreet, continuous health tracking without wearing a watch. It suits sleep, recovery and daily wellness monitoring, with strong comfort, water resistance and multi-day battery life. The main limitation is that it has no display or on-ring alerts, so all insights are viewed in the companion app.
What it’s great for
- Sleep Tracking
- Recovery Monitoring
- Everyday Health Tracking
- Discreet All-Day Wear
- Step Counting
Where it works best
- Home
- Gym
- Office
- Outdoors
- While Sleeping
- Swimming Pool
Who it’s for
- Health-Conscious Adults
- Sleep Trackers
- Everyday Fitness Users
- Minimalist Wearable Users
- iPhone Users
- Android Users
Things to consider
It focuses on background health tracking rather than workout feedback, so it is less suited to users who want a display, GPS or real-time on-device notifications.
Beginner vs athlete fit
Best for everyday wellness users and recovery-focused athletes rather than performance athletes needing live workout metrics.
Health monitoring depth
8/10 - tracks heart rate, sleep, steps and skin temperature with strong recovery focus, but without advanced on-device feedback.
Smartphone compatibility
iPhone with iOS 15 or later, Android phones with Android 6 or later, via Bluetooth 5.0
Battery endurance rating
8/10 - 4 to 6 days of battery life is strong for continuous wearable tracking.
Water resistance score
9/10 - 100 m water resistance for up to 12 hours supports swimming and shower use.
Key benefits
- Display-Free Design: Delivers discreet background tracking without screens or on-finger notifications.
- Lightweight Build: At 2.4 g, it feels minimal on the finger for comfortable day and night wear.
- Sleep and Recovery Tracking: Monitors sleep and overnight body signals to help users understand rest and recovery trends.
- Heart Rate Monitoring: Tracks heart rate continuously for everyday wellness visibility.
- Skin Temperature Tracking: Records skin temperature changes to add context to recovery and health patterns.
- Durable Titanium Construction: Fighter jet grade titanium with tungsten carbide carbon coating supports daily wear durability.
- Water Resistance: Rated to 100 m for up to 12 hours, making it suitable for showering and swimming.
- Multi-Day Battery Life: Lasts 4 to 6 days per charge, reducing how often it needs recharging.
Q: Does the Ultrahuman Ring Air have a screen or show phone notifications?
A: No. The Ultrahuman Ring Air is designed for background health tracking, so it does not have a display or mirror calls, texts or app alerts on your finger. It suits buyers who want sleep and recovery data without smartwatch-style interruptions.
Q: Is the Ultrahuman Ring Air compatible with both iPhone and Android phones?
A: Yes. The Ultrahuman Ring Air pairs with a smartphone app and is intended for both iPhone and Android use. A compatible phone is needed to view insights, trends and setup options, because the ring itself does not have an onboard screen.
Q: What does Size 08 mean for the Ultrahuman Ring Air, and how should it fit?
A: Size 08 refers to the ring size, roughly equivalent to a US size 8 with an inner diameter of about 18.1 mm. It should feel secure without pinching, because a loose fit can reduce sensor contact and affect sleep, heart rate and recovery readings.
Q: Can the Ultrahuman Ring Air replace a smartwatch for fitness tracking?
A: It depends on how you train. The Ring Air is strongest for passive tracking such as sleep, recovery, resting heart trends and daily movement, but it is not a like-for-like replacement for a sports watch with a display, built-in GPS or on-wrist workout controls.
Q: How often does the Ultrahuman Ring Air usually need charging?
A: Typically, the Ultrahuman Ring Air needs charging every 4 to 6 days with normal all-day wear and overnight sleep tracking. Battery life can be shorter if more sensors run continuously, so it suits buyers who prefer charging less often than a smartwatch.
Q: Can the Ultrahuman Ring Air be worn in the shower or while swimming?
A: Yes. The Ultrahuman Ring Air is built for all-day wear, including handwashing, showering and general swimming use. It is still sensible to rinse and dry it after salt water or chlorinated pools, because residue can affect comfort and long-term finish.