Track your body’s signals 24/7 — without a screen on your wrist
Smart rings are becoming the go-to wearable for those who want serious health insights without the bulk of a smartwatch. In 2025, these sleek, screenless devices now rival — and sometimes surpass — wrist-based trackers in sleep tracking, heart rate monitoring, HRV, and readiness scoring.
Whether you’re an athlete, biohacker, or just health-conscious, here’s our breakdown of the top 5 smart rings available in 2025.
💍 Quick Comparison Table
| Ring | Best For | Sleep Tracking | Readiness Score | Subscription Required |
|---|---|---|---|---|
| Oura Ring Gen 3 | Best overall | ✅ | ✅ | ✅ ($5.99/mo) |
| Ultrahuman Ring AIR | Recovery & metabolic tracking | ✅ | ✅ | ❌ |
| Circular Ring Pro | Custom coaching & alerts | ✅ | ✅ | Optional |
| Evie Ring (women) | Women’s health + recovery | ✅ | ✅ | ❌ |
| Prevention Circul+ | Vital signs & medical focus | ✅ | ❌ | ❌ (data access fee) |
1. Oura Ring Gen 3
🥇 The benchmark smart ring for sleep & recovery
Oura is still the gold standard in 2025. With extremely accurate sleep stage detection, HRV tracking, and daily readiness scores, it’s used by athletes, executives, and even Olympic teams.
Pros:
✔️ Excellent sleep and recovery analytics
✔️ Stylish, durable titanium design
✔️ Integrates with Apple Health, Google Fit, Strava
Cons:
➖ Requires monthly subscription
➖ No real-time heart rate (batch uploads only)
2. Ultrahuman Ring AIR
🧠 Metabolic health meets performance recovery
India-based Ultrahuman delivers HRV, skin temperature, and metabolic readiness—with no subscription fee. Their app also includes workouts, cognitive tracking, and glucose integration (if paired with their M1 CGM).
Pros:
✔️ No subscription fees
✔️ Native compatibility with Ultrahuman CGM
✔️ Lightweight and comfortable
Cons:
➖ Ecosystem still growing
➖ Less polished interface than Oura
3. Circular Ring Pro
⚙️ Most customizable and alert-driven ring
Circular stands out with vibration alerts, AI coaching, and full custom control. It’s a great choice for users who want to act on the data instead of just reading it.
Pros:
✔️ Smart haptic alerts (sleep time, inactivity)
✔️ Open data access
✔️ Smart alarm and AI-based advice
Cons:
➖ Still being rolled out in waves
➖ Some features behind beta-testing
4. Evie Ring
🌸 Designed for women — with no subscription
Evie is the first smart ring built specifically for women’s health and performance. It includes cycle tracking, mood monitoring, sleep analysis, and a clean, non-tech look.
Pros:
✔️ No monthly fees
✔️ Sleek design
✔️ Tailored women’s health insights
Cons:
➖ iOS-only at launch
➖ Fewer integrations compared to Oura
5. Prevention Circul+
🩺 Best for advanced medical-style tracking
This is the only ring on the list with SpO₂, blood pressure estimates, and ECG-level HR readings. While not stylish, it’s ideal for users with medical needs or older users who want serious vitals.
Pros:
✔️ FDA-registered features
✔️ Tracks blood oxygen and respiration
✔️ Continuous pulse wave analysis
Cons:
➖ Not built for athletes or aesthetics
➖ App is clinical and outdated
🧠 Which Ring Is Right for You?
| If you want… | Choose |
|---|---|
| Best all-around recovery insights | Oura Ring Gen 3 |
| No subscription fees | Ultrahuman or Evie |
| Custom alerts & open data | Circular |
| Women-specific tracking | Evie Ring |
| Vital signs & clinical features | Circul+ |
🛠️ Bonus Tip: Combine with other wearables or apps
Most smart rings now sync with:
- Apple Health
- Google Fit
- Strava
- MyFitnessPal (via integrations)
Many users now wear a smart ring at night and a watch during the day to get the best of both worlds.
Conclusion
Smart rings are no longer a niche gadget — they’re serious health tools that offer powerful insight with a minimalist footprint. Whether you’re focused on recovery, readiness, sleep, or stress, one of these 2025 models has you covered.