Ceramic Nonstick Frying Pan 12" vs Rio Ceramic Nonstick Frypan: which is safer?

GreenPan Rio Ceramic Nonstick Frypan is our pick: better on PFAS and on the overall hazard picture.

Calphalon Ceramic Nonstick Frying Pan 12"

Calphalon

Ceramic Nonstick Frying Pan 12"

PFAS grade

Excellent 80/100

Overall grade

Good 54/100

Verdict

Buy with care

Hazard flags

⚑ 3

Material

ceramic nonstick coating

Confidence

72%

LikelyCeramic coating degradation over time

PossibleAluminum leaching

PossibleManufacturing trace PFAS in ceramic process

Our pick

GreenPan Rio Ceramic Nonstick Frypan

GreenPan

Rio Ceramic Nonstick Frypan

PFAS grade

Excellent 90/100

Overall grade

Good 58/100

Verdict

Buy with care

Hazard flags

⚑ 3

Material

ceramic nonstick coating

Confidence

82%

LikelyCeramic coating degradation and peeling

PossibleAluminum leaching from base metal

ReportedCoating adhesion loss and metal exposure

Where these two actually differ

  • We flag Ceramic coating degradation over time, Aluminum leaching and Manufacturing trace PFAS in ceramic process on the Calphalon and not on the GreenPan.
  • We flag Ceramic coating degradation and peeling, Aluminum leaching from base metal and Coating adhesion loss and metal exposure on the GreenPan and not on the Calphalon.

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 nonstick skillets: see the full ranking