Smart Fitness Ring with 5ATM Waterproof Wellness Tracking vs Tracking Ring: which is safer?

Tracking Ring is the clear pick. Smart Fitness Ring with 5ATM Waterproof Wellness Tracking carries a failing PFAS grade, and we never recommend buying a failing product.

Amazon

Smart Fitness Ring with 5ATM Waterproof Wellness Tracking

PFAS grade

F 40/100

Overall grade

F 14/100

Verdict

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Hazard flags

⚑ 3

Material

Unspecified polymer band, waterproofing treatment unknown

Confidence

35%

PossiblePolymer band plasticizers and additives leaching

PossibleWaterproofing coating degradation and unknown composition

LikelyBacterial and fungal colonization on band

Why this grade

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

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