Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
ELENVA Smart Ring Health Tracker
Product details
General specs
- Brand: ELENVA
Starting from €89.48
Last price update: 9/12/26
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| Brand | ELENVA | Warchody | AMOVAN | Heraphus | RQZ | opove |
| Model | V1 | Smart Ring | O Ring | |||
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| Price | €89.48 | €41.14 | €48.32 | €26.83 | €98.08 | €214.77 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | Jun 24, 2026 | May 29, 2026 | Jun 24, 2026 | May 20, 2026 | May 20, 2026 | May 20, 2026 |
| Size | 13.5 | 9 | #8 | 11 | 10 | |
| Weight | 0.11 oz (3g) | lightweight (not specified) | 0.007 lbs | |||
| Material | Marine-grade 316L Stainless Steel | all-titanium | Titanium | |||
| Battery Life | 2-5 days | 5-7 days per charge, 30+ days with charging case | 3-5 days | Up to 7 days | ||
| Charging Time | 90 minutes | 1.5 hours | 1-1.5 hours | 1-2 hours | ||
| Compatibility | iOS 14+, Android 8+ | iOS, Android | iPhone, Android | Android 5.0+, iOS 8.0+ | iOS, Android | Android, iOS |
| Health Monitoring | Heart rate, SpO2, Body temperature, HRV, Emotional Management (mood, stress, fatigue), Sleep stages (light, deep, REM, awake), Basal body temperature (BBT), Menstrual cycle prediction | Heart rate 24/7, Blood oxygen 24/7, Blood pressure 24/7, Sleep tracking, Step counting | Sleep (deep/light/REM duration, sleep score), Stress, Heart rate, Women's health (menstrual cycle prediction), Basal body temperature, Step tracking, Activity tracking, Mood tracking | |||
| Waterproof Rating | 5 ATM | 5ATM (50m static water pressure) | IP68 | |||
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