Smart Ring for Women Men, Bluetooth 5.4 Fitness Ring with Touch, Fitness Tracker with Vibration Reminder, IP68 Waterproo vs Helio Smart Ring Health Tracker: which is safer?

Amazfit Helio Smart Ring Health Tracker is our pick: better on PFAS and on the overall hazard picture.

Smart Ring for Women Men, Bluetooth 5.4 Fitness Ring with Touch, Fitness Tracker with Vibration Reminder, IP68 Waterproo

Smart Ring for Women Men, Bluetooth 5.4 Fitness Ring with Touch, Fitness Tracker with Vibration Reminder, IP68 Waterproo

PFAS grade

Excellent 85/100

Overall grade

Good 73/100

Verdict

Buy

Hazard flags

⚑ 3

Material

Electronic device with IP68 polymer/elastomer housing

Confidence

35%

PossibleElastomer/polymer leachables (migration)

PossibleSkin irritation from prolonged contact

PossibleNickel leaching from metal sensor housing

Our pick

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

Where these two actually differ

  • We flag Elastomer/polymer leachables (migration), Skin irritation from prolonged contact and Nickel leaching from metal sensor housing on the and not on the Amazfit.
  • We flag Polymer band composition and residual monomers and Bacterial growth in sealed band-case junction on the Amazfit and not on the .
  • The is Electronic device with IP68 polymer/elastomer housing where the Amazfit is Titanium alloy case, polymer band, 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