Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Smart Ring for Health Tracking
Found 343 items
- Features
- No subscription fees
- 3-5 day battery life
- Waterproof to 50 meters
- Features
- Sleep quality monitoring with deep and light sleep tracking
- Continuous 24-hour heart rate and blood oxygen monitoring
- IP68 waterproof up to 262 feet depth
- Features
- Insightful sleep analysis
- Improved movement tracking
- Advanced fitness monitoring
- Features
- Sleep Monitoring with Readiness and Sleep score
- Stress Management with mindfulness tracking
- Activity & Workout Tracking with 32 modes
- Features
- Sleep Monitoring with Readiness and Sleep score
- Stress Management with mindfulness tracking
- Activity & Workout Tracking with 32 modes
- Features
- Sleep monitoring with deep and light sleep tracking
- Heart rate and blood oxygen monitoring 24/7
- Step counting and exercise tracking for various activities
- Features
- Tap to share contact info
- No app required for recipients
- Works with iOS and Android
- Features
- Up to 7-day battery life
- Advanced sleep tracking
- Heart rate monitoring
- Features
- Real-time phone synchronization
- Sleep tracking
- Step counting
- Features
- Tracks 50+ health metrics accurately
- Unique sizing requires sizing kit
- 5-8 days battery life
- Features
- No app required for others
- Tap to share contact information
- Waterproof and durable material
- Features
- Heart rate and blood oxygen monitor
- Sleep monitor and step counter
- IP68 waterproof for daily wear
- Features
- Tracks 50+ health metrics
- 5-8 day battery life
- Heart rate & blood oxygen monitoring
- Features
- Monitor health and sleep with daily/weekly/monthly reports and heart rate analysis
- Track mental health with mood, stress, fatigue, and emotion monitoring
- Advanced health tracking with heart rate and blood oxygen every 30 minutes
- Features
- No app subscription fees
- 7 days battery life
- Heart rate and blood oxygen tracking
- Features
- 80m waterproof
- Real-time sleep monitoring
- Real-time fitness monitoring
- Features
- 24/7 heart rate monitoring
- Sleep stage tracking (deep, light, REM)
- 5ATM waterproof rating
- Features
- No subscription fee
- IP68 waterproof
- Sleep tracking
- Features
- All-day health monitoring
- Fitness & activity tracking
- Hands-free photography
- Features
- Fitness tracking
- Sleep monitoring
- Heart rate monitoring
- Features
- T5577 ID ring In-built with copyable T5577 chip, can copy the tag like TK4100/EM4100/EM4200.
- T5577 ID ring is blank, it can not directly used for access reader if without copied or written.
- T5577 ID ring is RFID ring, not NFC ring, it can not directly work with NFC phone.
- Features
- Health Guardian: Tracks heart rate & key metrics
- Sleep Monitor Pro: Monitors sleep stages
- Smart Activity Tracker: Logs routes, steps, calories
- Features
- 24/7 HEALTH COMPANION: Continuous heart rate monitoring and HRV tracking provide stress insights and health trends. Track daily activity, steps, and calorie burn. All health data syncs seamlessly with the lifetime free femometer app.
- PROFESSIONAL SLEEP INSIGHTS: Track sleep stages (Deep, Light, REM), blood oxygen levels while you rest. Get detailed sleep scores and personalized recommendations. Smart alarm feature helps optimize your wake times based on sleep cycles.
- ADVANCED CYCLE TRACKING: Revolutionary BBT technology with 1,400+ nightly temperature measurements provides accurate cycle predictions and ovulation detection. Part of trusted femometer ecosystem with 15M+ women worldwide.
- Features
- AI-Powered Health Insights
- No-Feel Wearing
- No Subscription Fee for Standard Features
