Ring vs Tracker
Compare screen-free rings with wrist fitness trackers for sleep comfort, workout feedback, sizing, battery life, and when a smartwatch is the fallback.
R09 Smart Ring with Heart Rate, Blood Oxygen, Sleep Monitor: Heart Rate Monitoring
Worn on your finger, the Smart Ring R09 is your discreet health companion—ideal for tracking your sleep and daily activity without the bulk of a wristband. It monitors your heart rate, blood oxygen levels, and sleep stages, then provides a detailed report each morning. The ring vibrates gently when a call comes in, so you never miss an important conversation during your workout or while you focus at your desk.
With 5ATM waterproofing, you can wear this ring through a hand wash or a run in the rain. It automatically detects your sport—whether you're cycling, swimming, or walking—and logs your steps, distance, and calories burned. The app organizes your data into clear trends, showing you how your sleep quality improves over time. Pair it with your phone for a week on a single charge, and let the ring's vibration remind you to move after sitting too long. It's a simple, smart way to stay aware of your wellness.
Features
- Blood Oxygen Monitoring
- Sleep Monitoring
- Step Counting
- Distance Tracking
- Calorie Tracking
- 5ATM Waterproof
- Multi Sports Modes
- Heart Rate Monitoring
General specs
- Model: R09
- Seller: AliExpress
- ID: 1005010425464400
- Model: R09
- Product Type: Smart Ring
- Sports Modes: Multiple
- Step Counter: Yes
- Sleep Monitor: Yes
- Calorie Tracking: Yes
- Distance Tracking: Yes
- Heart Rate Monitor: Yes
- Blood Oxygen Monitor: Yes
- Water Resistance Rating: 5ATM
- First listed by seller: June 18, 2026
If you are interested in more details, you can find full information on the seller's page.
€20.82
Last price update: 8/1/26
Available to order
Price History for seller AliExpress
Shipping options
Delivery to 
United States
United States
Available
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| Brand | ZBNMY | Kuinha | Free Shark | S SECRETTOP | ||
| Model | R09 | |||||
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| Price | €20.82 | €16.38 | €37.22 | €14.71 | €51.94 | €207.80 |
| Seller | AliExpress | AliExpress | Retailer | Retailer | Retailer | Retailer |
| Update | Aug 1, 2026 | Aug 1, 2026 | Apr 17, 2026 | Mar 21, 2026 | Apr 1, 2026 | May 7, 2026 |
| Product Type | Smart Ring | Smart Ring, Health Tracker, Fitness Tracker, Sleep Tracker, Activity Tracker | Smart Ring | |||
| Sports Modes | Multiple | Multiple | Running, Cycling, Jump Rope, Walking, Hiking, Yoga, Golf, Dance | Outdoor Running, Indoor Running, Outdoor Cycling, Indoor Cycling, Walking, Basketball, Football, Badminton, Swimming, Rope Skipping, Mountain Climbing, Yoga | ||
| Size | 7 | 9 | 8 | 7 | ||
| Compatibility | iOS, Android | Android 6.0 or above, iOS 11.0 or higher | iOS, Android | iOS, Android | ||
Smart Ring with Heart Rate, Blood Oxygen, Sleep Monitor Heart Rate Monitoring
€20.82
When this device makes sense
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