Modern Outdoor Mattix Seat Cushion vs Acadia Outdoor 61in Sofa Cushion: which is safer?

Acadia Outdoor 61in Sofa Cushion is the clear pick. Room & Board Modern Outdoor Mattix Seat Cushion carries a failing PFAS grade, and we never recommend buying a failing product.

Room & Board Modern Outdoor Mattix Seat Cushion

Room & Board

Modern Outdoor Mattix Seat Cushion

PFAS grade

Poor 30/100

Overall grade

Bad 22/100

Verdict

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Hazard flags

⚑ 2

Material

Polyester upholstery with water-repellent coating water-repellent finish

Confidence

45%

Possiblewater-repellent coating finish water-repellent chemistry (PFAS-type compounds)

PossibleCoating degradation and microplastic shedding

Our pick

Acadia Outdoor 61in Sofa Cushion

Acadia Outdoor 61in Sofa Cushion

PFAS grade

Excellent 75/100

Overall grade

Poor 39/100

Verdict

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Hazard flags

⚑ 4

Material

Polyester cushion cover; likely acrylic or polyester-blend upholstery

Confidence

58%

PossibleStain-resist fluorinated finishes (PFAS-class)

PossibleVolatile organic compounds (VOCs) from coating or dyes

LikelyCoating degradation and microplastic shedding

Where these two actually differ

  • We flag DWR finish water-repellent chemistry (PFAS-type compounds) on the Room & Board and not on the .
  • We flag Stain-resist fluorinated finishes (PFAS-class), Volatile organic compounds (VOCs) from coating or dyes and Mildew and bacterial growth if moisture trapped on the and not on the Room & Board.
  • Both carry a flag for Coating degradation and microplastic shedding, so neither choice avoids it.
  • The Room & Board is Polyester upholstery with DWR water-repellent finish where the is Polyester cushion cover; likely acrylic or polyester-blend upholstery, which is most of the difference in these two grades.
  • The gap is 45 points, wide enough that this is not a close call, and the is the one to buy.

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 outdoor furniture cushion protectants: see the full ranking