Start typing to search rings, comparisons and answers.
Comparison · updated 2026-10-08
A travel-oriented flagship or a lower-price accessory for an Amazfit owner?
Gen 3 suits a main ring purchase with long charging intervals; Helio is the budget add-on when Zepp integration and its three sizes work for you.
Gen 3 combines a larger size range, vibration alerts and a portable charging case. Its longer battery estimate matters if you want the ring on through several nights without thinking about a dock. It is more expensive in the reference dataset and its vascular insights are not diagnostic measurements.
Helio is the lower-reference-price way to add a ring to an existing Amazfit setup. It can make sense if you know which Zepp trends you want and one of the three sizes fits. Without that ecosystem or a verified local offer, the low reference price is not enough to recommend it.
Scroll horizontally to compare every product.
| Decision | RingConn Gen 3 | Helio Ring |
|---|---|---|
| Status | current | current |
| Reference price | $349.00 | $149.99 |
| Three-year hardware + required plan | $349.00 | $149.99 |
| Subscription | No mandatory plan | No mandatory plan |
| Phone support | ios + android | ios + android |
| Sizes | 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 | 8, 10, 12 |
| Weight | 2.5–3.5 g | 3.65–3.82 g |
| Sensors and insights | Optical heart-rate sensor, Temperature sensor, 3-axis accelerometer, Vibration motor. Outputs: Sleep and apnea patterns, Recovery, Vascular trends, Cycle predictions | Dual-color PPG, Temperature sensor, EDA, Accelerometer, Gyroscope. Outputs: Sleep, Readiness, Heart rate and HRV, Stress trends, Activity |
| Battery claim | 10–14 days | 4 days |
| Charging | Universal wireless case; range depends on vibration use. | Wireless charger; about 1 hour 40 minutes. |
| Water resistance | IP68 and 10 ATM manufacturer rating. | 10 ATM manufacturer rating. |
| GPS | Built-in or phone-assisted GPS route support is not verified. | Built-in or phone-assisted GPS route support is not verified. |
| Platforms | Apple Health, Health Connect | Zepp App, Apple Health, Health Connect where supported |
| Market availability | US (available), CA (limited), GB (limited), IE (limited), BE (limited), NL (limited), DE (limited), FR (limited), IT (limited), ES (limited), PL (limited), SE (limited), JP (limited) | GB (available), IE (available), BE (available), NL (available), DE (available), FR (available), IT (available), ES (available), PL (available), SE (available) |
| Evidence note | Most performance figures are manufacturer claims; treat vascular and apnea outputs as wellness patterns. | Mostly manufacturer evidence. |
| Key strengths | No mandatory subscription; 10–14-day claim; Universal case and vibration | Amazfit ecosystem; No required core subscription; EDA sensor |
| Key limitations | Not a blood-pressure cuff; Limited independent Gen 3 validation; International fees vary | Only three sizes; Four-day claim; US storefront availability is currently unverified |
Reference costs use dated hardware prices and full required monthly payments; introductory months, annual discounts, taxes, shipping and optional services are excluded. Battery figures are manufacturer claims, not our tests.
Decide whether you are buying a primary overnight tracker or supplementing a watch. That question changes how much the charging case and longer range are worth. Neither battery estimate establishes better accuracy; for medical concerns, do not use apnea patterns, vascular trends or recovery scores as a substitute for professional assessment.
Confirm market, phone, size and required plan first. A product that fails one is not a match.
Battery and feature claims come from different test conditions. Read each product page’s dated sources and evidence note.
Source-based comparison, not a hands-on review.
Price, sizes, battery, sensors, OS, integrations and water rating.
Current UK availability, sizes, sensors, battery, water rating and ecosystem.
Wellness only. None of these rings diagnoses a condition or replaces professional care.