Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
MUNBYN SR-7 Smart Ring
Product details
General specs
- Brand: MUNBYN
- Model: SR-7
- OS Compatibility: Android, iOS
- Water Resistance: 5ATM, IP68
Starting from €26.78
Last price update: 4/12/26
A smart ring offering advanced health tracking capabilities including heart rate and blood oxygen monitoring, sleep analysis, and waterproof design. Compatible with both iOS and Android devices, it provides detailed health insights without subscription fees.
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| Brand | MUNBYN | SORNBEO | Tiantianka | SARUNN ER | BIEMHA | Victormont |
| Model | SR-7 | B0F8HMRF8Z | B0G2CZ7KZV | VR11 | Gen 1 | |
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| Price | €26.78 | €89.29 | €31.05 | €44.64 | €116.08 | €89.29 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | Apr 12, 2026 | Mar 21, 2026 | Mar 21, 2026 | Mar 21, 2026 | Mar 21, 2026 | May 27, 2026 |
| Size | 7 | 9 | 7 | 8 | 10 | 9 |
| Weight | 0.35 | 2 | 0.11 | |||
| Material | Metal | Titanium Alloy | Gold | Titanium Alloy | ||
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth | ||
| OS Compatibility | Android, iOS | Android 5.0+, iOS | Android, iOS | Android, iOS | Android, iOS | iOS, Android |
| Water Resistance | 5ATM, IP68 | IP68 | IP68 | IP68 | IP68 | IP68 |
| Battery Life | 3–5 d | 7–10 d | 5–7 d | 3–5 d | 7 d | |
| Charging Method | Magnetic | Magnetic | Magnetic | Wireless | ||
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