Q Fossil Sport Smartwatch vs BeamO 3-in-1 Health MultiScan: which is safer?
Withings BeamO 3-in-1 Health MultiScan is the clear pick. Fossil Q Fossil Sport Smartwatch carries a failing PFAS grade, and we never recommend buying a failing product.
Fossil
Q Fossil Sport Smartwatch
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleWater-resistant coating composition (undisclosed)
PossibleElastomer band degradation and microplastic shedding
PossibleGlass display breakage and sharp fragments
Our pick
Withings
BeamO 3-in-1 Health MultiScan
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleStainless steel corrosion and nickel release
PossibleBacterial growth on sensor surfaces
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 fitness trackers: see the full ranking