Best Smart Rings · head-to-head

RingConn Gen 2 vs Amazfit Helio Ring

A sourced, side-by-side comparison. Amazfit Helio Ring is cheaper at $149.99. Every spec and price links to its source.

Which is better: the RingConn Gen 2 or Amazfit Helio Ring?

On the specs we track, they're closely matched. The Amazfit Helio Ring is the cheaper at $149.99.

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Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec RingConn Gen 2 Amazfit Helio Ring
US price $386 $149.99
BrandRingConnAmazfit
Released2024-082024-05
Material Aerospace-grade titanium alloy with medical-grade epoxy resin inner layer Titanium alloy outer, resin inner
Weight (g) 2-3 3.65-3.82
Battery days 12 4
Spo2 Yes Yes
Temperature sensor Yes Yes
Ecg No No
Subscription required No No
Water resistance (m) 100 100

Sources — RingConn Gen 2: ringconn.com (verified 2026-06-15). Amazfit Helio Ring: us.amazfit.com (verified 2026-06-15).

What's the difference between the RingConn Gen 2 and Amazfit Helio Ring?

Where the two actually differ on the specs we track (3 of 8). Matching specs are omitted.

  • Material: RingConn Gen 2 Aerospace-grade titanium alloy with medical-grade epoxy resin inner layer vs Amazfit Helio Ring Titanium alloy outer, resin inner
  • Weight (g): RingConn Gen 2 2-3 vs Amazfit Helio Ring 3.65-3.82
  • Battery days: RingConn Gen 2 12 vs Amazfit Helio Ring 4

What reviewers say

Sourced tester consensus for each — the "what people who used it think" layer, not just specs.

RingConn Gen 2

Two whitelisted testers hands-on reviewed the exact RingConn Gen 2 (2024, $299 titanium model, not the later Air): Digital Trends (two weeks of wear) and TechRadar (several weeks). Both praise its light, subscription-free, stylish design, first-in-class sleep apnea monitoring, and long battery life versus rival rings, but fault weak fitness tracking and shallow app analytics. (2 sourced reviews, 2 lab-tested.)

Praised: Light, comfortable, discreet titanium design that doesn't look like tech; No subscription and affordable versus Oura/Samsung; Sleep apnea monitoring (a smart-ring first).

Flagged: Weak fitness/workout tracking, no automatic activity detection, only run/walk/cycle; App analytics lack depth; you must interpret the data yourself; Real-world battery fell short of the 10-12 day claim (six to eight days measured).

Amazfit Helio Ring

No sourced tester review yet.

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