Peak Health and Fitness Wearable 12-Month Membership vs BeamO 3-in-1 Health MultiScan: which is safer?

Withings BeamO 3-in-1 Health MultiScan is our pick: better on PFAS and on the overall hazard picture.

WHOOP Peak Health and Fitness Wearable 12-Month Membership

Whoop

Peak Health and Fitness Wearable 12-Month Membership

PFAS grade

B 85/100

Overall grade

C 77/100

Verdict

Buy

Hazard flags

⚑ 2

Material

silicone band, electronics, stainless steel hardware

Confidence

72%

Possiblesilicone degradation and skin irritation

Possiblebacterial or fungal growth on band

Our pick

Withings BeamO 3-in-1 Health MultiScan

Withings

BeamO 3-in-1 Health MultiScan

PFAS grade

A 100/100

Overall grade

A 92/100

Verdict

Buy

Hazard flags

⚑ 2

Material

Medical-grade stainless steel, plastic housing, medical sensors

Confidence

72%

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