Tracking Ring vs For Xiaomi Smart Ring Men Women Heart Rate and Blood Oxygen Monitor Smartring IP68 & 5ATM: which is safer?

Tracking Ring is the clear pick. For Xiaomi Smart Ring Men Women Heart Rate and Blood Oxygen Monitor Smartring IP68 & 5ATM carries a failing PFAS grade, and we never recommend buying a failing product.

Our pick

Amazon

Tracking Ring

PFAS grade

A 100/100

Overall grade

A 92/100

Verdict

Buy

Hazard flags

⚑ 2

Material

Stainless steel, titanium alloy, sapphire glass

Confidence

72%

PossibleNickel in stainless steel alloy

PossibleSkin irritation from prolonged contact

Why this gradeBuy

Xiaomi

For Xiaomi Smart Ring Men Women Heart Rate and Blood Oxygen Monitor Smartring IP68 & 5ATM

PFAS grade

F 40/100

Overall grade

F 18/100

Verdict

Skip

Hazard flags

⚑ 4

Material

Titanium alloy case, unknown waterproof coating/sealant

Confidence

35%

PossibleUndisclosed waterproof sealant or coating composition

PossibleNickel leaching from titanium alloy (contact dermatitis risk)

ReportedGasket and adhesive degradation over time

Why this 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