Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
ZBNMY Size 7, Silver Smart Ring
Available offers (7)
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Current
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Size 7, Silver
Retailer
€88.10
Available to order
Price history by offer
Volatility: HighFeatures
- Heart rate, blood oxygen, blood pressure monitoring
- Sleep tracking with detailed analysis
- Tracks steps, calories, distance
- Activity tracking for multiple sports
- IP68 waterproof design
- No subscription fee
General specs
- Brand: ZBNMY
- Seller: Retailer
- ID: B0GZZQP6RZ
- Size: 7
- Brand: ZBNMY
- Material: Silver
- Compatibility: iOS, Android
- Step Counting: Yes
- Sleep Tracking: Deep Sleep, Light Sleep, Wake-up Time
- Sleep Monitoring: Yes
- Activity Tracking: Steps, Distance, Calories, Sport Time, Heart Rate
- Exercise Tracking: Running, Cycling, Jump Rope, Walking, Hiking, Yoga, Golf, Dance
- Health Monitoring: Heart Rate, Blood Oxygen, Blood Pressure
- Waterproof Rating: IP68
- Heart Rate Monitor: Yes
- No Subscription Fee: Yes
- Blood Oxygen Monitor: Yes
- First listed by seller: May 20, 2026
If you are interested in more details, you can find full information on the seller's page.
Shipping options
Delivery to 
United States
United States
Available
Tracking your health shouldn't require a bulky wristband or a subscription. This smart ring is designed for men and women who want a discreet, wearable device that fits seamlessly into daily life, from office work to weekend workouts. It's perfect for monitoring a healthy sleep schedule or keeping tabs on daytime activity without the hassle of a strap.
Instead of counting steps alone, this ring is your personal health companion. The heart rate and blood oxygen sensors monitor your body around the clock. The sleep tracker goes beyond simple duration, offering analysis of deep and light sleep cycles so you can adjust your routine for better rest. You can check your blood pressure trends directly from the ring, a feature usually reserved for medical-grade devices. The IP68 waterproof rating means you can wear it while washing dishes or in the pool without worry. All data syncs to your iOS or Android phone via a free app, with no hidden fees.
This ring is built for active lifestyles. It automatically recognizes activities like walking, running, cycling, and even yoga, logging calories and distance with precision. You get a clear picture of your daily movement without needing to log every workout manually. The ring's lightweight titanium steel build feels natural on your finger, so you'll hardly notice it's there—but the health insights it delivers are invaluable.
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| Brand | ZBNMY | BENIO | opove | Nyweey | Mirlray | ZBNMY |
| Model | Gen4 | O Ring | 6 | |||
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| Price | €88.10 | €40.93 | €213.57 | €53.38 | €21.91 | €38.25 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | May 29, 2026 | Apr 27, 2026 | May 20, 2026 | Apr 27, 2026 | May 20, 2026 | Apr 17, 2026 |
| Size | 7 | 9 | 10 | 6# | 7 | |
| Material | Silver | Titanium | Not specified | |||
| Compatibility | iOS, Android | Android, iOS | iOS, Android | women, men | iOS, Android | |
| Sleep Tracking | Deep Sleep, Light Sleep, Wake-up Time | Yes | yes | |||
| Health Monitoring | Heart Rate, Blood Oxygen, Blood Pressure | Sleep (deep/light/REM duration, sleep score), Stress, Heart rate, Women's health (menstrual cycle prediction), Basal body temperature, Step tracking, Activity tracking, Mood tracking | heart rate detection, blood oxygen level, stress analysis, sleep tracking, step counting | Heart Rate, Blood Oxygen, Blood Pressure, Sleep Patterns, Sleep Quality Analysis, Deep Sleep, Light Sleep, Wake-up Time | ||
| Water Resistance | Yes | 5ATM (water resistant up to 164 ft) | 10ATM, waterproof | |||
| Battery Life | Up to 7 days | 5 days | 5 days (regular use) | |||
| Subscription Fee | None | None | No | |||
When this device makes sense
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