Helio Smart Ring Health Tracker vs Smart Ring Gen 2: which is safer?

These two grade almost identically. Pick on price and preference; neither has a PFAS edge.

Amazfit Helio Smart Ring Health Tracker

Amazfit

Helio Smart Ring Health Tracker

PFAS grade

Excellent 85/100

Overall grade

Excellent 77/100

Verdict

Buy

Hazard flags

⚑ 2

Material

Titanium alloy case, polymer band

Confidence

35%

PossiblePolymer band composition and residual monomers

PossibleBacterial growth in sealed band-case junction

RingConn Smart Ring Gen 2

RingConn

Smart Ring Gen 2

PFAS grade

Excellent 85/100

Overall grade

Excellent 77/100

Verdict

Buy

Hazard flags

⚑ 2

Material

Titanium alloy body

Confidence

35%

PossibleSeal degradation and water ingress

PossiblePolymer band or adhesive leachables (if rubber or silicone band used)

Where these two actually differ

  • We flag Polymer band composition and residual monomers and Bacterial growth in sealed band-case junction on the Amazfit and not on the RingConn.
  • We flag Seal degradation and water ingress and Polymer band or adhesive leachables (if rubber or silicone band used) on the RingConn and not on the Amazfit.
  • The Amazfit is Titanium alloy case, polymer band where the RingConn is Titanium alloy body, which is most of the difference in these two grades.
  • These two are level, close enough that price and fit should decide it rather than our grade.

Both products run through the same public rubric: materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →

More water-resistant smart rings & bands: see the full ranking