Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
SECRETTOP Multiple sizes available Smart Ring
Available offers (4)
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Current
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Multiple sizes available
Retailer
€178.36
Available to order
Price history by offer
Volatility: HighFeatures
- Tracks heart rate, blood oxygen, steps, distance, calories
- Sleep tracking with deep, light, REM, awake stages
- 12 sport modes including outdoor/indoor running, cycling, swimming
- IP68 waterproof rating
- Family wellness sharing in app
- Hands-free photography with double shake
- USB cable and charging case included
- 3-5 days battery life, 7-10 days standby
- 8 sizes available for comfortable fit
- Compatible with Android 5.1+ and iOS 8.0+
General specs
- Brand: SECRETTOP
- Seller: Retailer
- ID: B0FYS3ZQV5
- Weight: Ultra-thin and lightweight (no specific value given)
- Sensors: Heart rate, Blood oxygen, Step counter, Calorie tracking, Sleep monitoring
- Sports Modes: 12 modes including Outdoor/Indoor Running, Outdoor/Indoor Cycling, Walking, Basketball, Football, Badminton, Swimming, Rope Skipping, Mountain Climbing, Yoga
- Charging Method: USB cable, Portable charging case
- Sizes Available: 8 sizes
- Material (Inner): Epoxy resin
- Material (Outer): Stainless steel alloy
- Size Measurement: Refer to size chart based on finger circumference
- Water Resistance: IP68
- Supported Features: Hands-free photography (shake finger twice), Family wellness sharing, Sleep stage tracking (deep, light, REM, awake)
- Compatible Platforms: iOS 8.0+, Android 5.1+
- Battery Life (Standby): 7-10 days
- Battery Life (Typical Use): 3-5 days
- First listed by seller: May 20, 2026
If you are interested in more details, you can find full information on the seller's page.
Price History for seller Retailer
| Date | Price |
|---|---|
| 5/20/26 | €106.12 |
| 5/20/26 | €124.85 |
Shipping options
Delivery to 
United States
United States
Available
Finally, a health tracker that's as discreet as it is powerful. This smart ring is for anyone who wants to keep tabs on their wellness without wearing a bulky band on their wrist. Slip it on and forget it's there—until you need it.
It tracks your sleep automatically, breaking down deep, light, and REM stages. In the morning, the app shows how you really slept, not just how long. During workouts, choose from 12 sport modes like running, cycling, or yoga to get heart rate, calorie, and distance insights. The ring's IP68 rating means you can wear it through rain or a sweaty gym session without worry.
Need a quick photo? Double shake your finger to trigger your phone's camera—perfect for group selfies when no one's around to help. And with family sharing in the LuckRing app, you can see your loved ones' heart rate and sleep data too, making it easier to care for each other from a distance. No subscription fees. Just real, actionable health data.
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| Brand | SECRETTOP | Sqrutri | BIEMHA | TYUIOL | Kuinha | uaue |
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| Price | €178.36 | €79.37 | €89.18 | €21.39 | €15.15 | €22.29 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | May 27, 2026 | May 20, 2026 | May 20, 2026 | May 29, 2026 | Mar 21, 2026 | May 20, 2026 |
| Weight | Ultra-thin and lightweight (no specific value given) | N/A | Not specified | 0.01 lbs | ||
| Sensors | Heart rate, Blood oxygen, Step counter, Calorie tracking, Sleep monitoring | Heart Rate, Blood Oxygen, Blood Pressure, HRV | Heart rate, HRV, Body temperature, Blood oxygen saturation | |||
| Water Resistance | IP68 | IP68 | IP68 | |||
| Size | 9 | 9 | 9 | 9 | Ring sizes 6-14 US | |
| Battery Life | N/A | 2-3 days, 2-3 days | 7 days | |||
| Subscription | No subscription | None | No Subscription Fees | |||
| Compatibility | iOS, Android | iOS, Android | Android 6.0 or above, iOS 11.0 or higher | iPhone, Android | ||
When this device makes sense
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