Top 5 Smart Rings
on Amazon
Smart rings track sleep, heart rate and activity from your finger, for days on a charge. We compared the 5 best smart rings on Amazon, with and without subscriptions.
- Owner reviews checked
- Features side by side
- Quick & easy compare
- Smarter purchase
Compare them side by side
Everything that matters, in one table. Swipe to see all 5.
| Product | Best Overall Oura Ring 5 Titanium smart ring |  Best No Subscription RingConn Gen 3 Smart ring with vibration alerts |  Best Budget RingConn Gen 2 Air Ultra-thin smart ring |  Previous-Gen Oura Oura Ring 4 Titanium smart ring |  Best Battery Case RingConn Gen 2 Smart ring with charging case |
|---|---|---|---|---|---|
| BeastScore | 91 / 100 | 89 / 100 | 87 / 100 | 86 / 100 | 85 / 100 |
| Best for | The most detailed health insights | Full features with no monthly fee | Light, all-day wear, even for sports | Oura fans happy with last year’s ring | Long trips away from a charger |
| Battery | 6–9 days | Up to 14 days | Up to 10 days | Up to 8 days | 10–12 days (150+ with the case) |
| Subscription | $5.99/mo after the first month | None | None for standard features | $5.99/mo after the first month | None |
| Water resistance | See listing | IP68 | IP68 (100 m) | Water resistant | Up to 100 m |
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All 5 compared, in one look
See every pick on one chart, or tap one to put it head to head with Oura Ring 5. Bigger shape = better.
- Health insightsOura Ring 5 · 9.8
- BatteryRingConn Gen 3 · 9.8
- ComfortRingConn Gen 2 Air · 9.8
- AppTie
- No feesTie
- ValueRingConn Gen 2 Air · 9.6
Oura Ring 5
Oura’s smallest ring yet, with the deepest health insights.
- 50+ health metrics
- 6–9 day battery
- All titanium
Quick tips before you buy
Smart rings use their own sizes. Order the brand’s sizing kit before you buy the ring.
Oura costs $5.99 a month after the first month. RingConn has no fee.
A quick daily charge keeps tracking going, so you never miss a night.
RingConn Gen 2 and Gen 2 Air are water resistant to 100 m. Check the others’ listings first.
Quick answers
Do smart rings need a subscription?+
Oura does: $5.99 a month after the first month. RingConn rings work with no subscription.
Smart ring or smartwatch?+
A ring is smaller, lasts longer per charge and is great for sleep tracking. A watch adds a screen, notifications and GPS.
Are smart rings medical devices?+
No. They are wellness trackers. Talk to a doctor about any health concerns, such as signs of sleep apnea.