Tracking Ring vs Qalo QRNT Slim Smart Ring: which is safer?

Tracking Ring is our pick: better on PFAS and on the overall hazard picture.

Our pick

Tracking Ring

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

Qalo QRNT Slim Smart Ring

Apple

Qalo QRNT Slim Smart Ring

PFAS grade

B 85/100

Overall grade

D 69/100

Verdict

Buy

Hazard flags

⚑ 4

Material

Silicone band, stainless steel or similar core

Confidence

68%

PossibleSilicone band degradation and micro-abrasion

PossibleMetal core corrosion and nickel exposure

PossibleAllergic contact dermatitis from silicone or additives

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