Tracking Ring vs NFC Smart Ring Men Women Heart Rate Health Monitor Sleep Monitors Smartring IP68 Waterproof: which is safer?

Tracking Ring is the clear pick. NFC Smart Ring Men Women Heart Rate Health Monitor Sleep Monitors Smartring IP68 Waterproof 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

Samsung

NFC Smart Ring Men Women Heart Rate Health Monitor Sleep Monitors Smartring IP68 Waterproof

PFAS grade

F 40/100

Overall grade

F 26/100

Verdict

Skip

Hazard flags

⚑ 2

Material

Titanium alloy body with unspecified waterproof coatings

Confidence

45%

PossibleUndisclosed waterproof coatings (potential PFAS or other fluorinated compounds)

ReportedCoating degradation and leaching 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