Pace 3 GPS Sport Watch vs Peak Health and Fitness Wearable 12-Month Membership: which is safer?

WHOOP Peak Health and Fitness Wearable 12-Month Membership is the clear pick. COROS Pace 3 GPS Sport Watch carries a failing PFAS grade, and we never recommend buying a failing product.

Coros

Pace 3 GPS Sport Watch

PFAS grade

F 40/100

Overall grade

F 10/100

Verdict

Skip

Hazard flags

⚑ 4

Material

Stainless steel case, plastic band, waterproof resin coating

Confidence

55%

LikelyPFAS in waterproof coating

PossiblePlastic band degradation and leaching

PossibleCoating off-gassing

Why this grade

Our pick

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

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 waterproof fitness trackers: see the full ranking