IMIKI Smart Ring vs Qalo QRNT Smart Ring: which is safer?
IMIKI Smart Ring is the clear pick. Qalo QRNT Smart Ring carries a failing PFAS grade, and we never recommend buying a failing product.
Our pick
Circular
IMIKI Smart Ring
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleSilicone band degradation and bacterial colonization
PossibleBattery leakage or electrolyte contact
PossibleSweat-induced corrosion at titanium-silicone junction
Fitbit
Qalo QRNT Smart Ring
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleUnknown water-resistant coating composition
PossibleCoating degradation and microparticle release
PossibleSkin irritation from coating or silicone 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 waterproof smart rings & bands: see the full ranking