7 Cup Countertop Water Filter Pitcher NSF Certified vs Gravity Filter: which is safer?

7 Cup Countertop Water Filter Pitcher NSF Certified is our pick: better on PFAS and on the overall hazard picture.

Our pick

Aqua Crest

7 Cup Countertop Water Filter Pitcher NSF Certified

PFAS grade

A 100/100

Overall grade

B 88/100

Verdict

Buy

Hazard flags

⚑ 3

Material

Plastic pitcher body with activated carbon filter cartridge

Confidence

72%

PossibleBacterial growth in filter cartridge and pitcher reservoir

PossibleHousing and seal degradation over time

PossibleContaminant concentration if filter is oversaturated

Why this gradeBuy

Berkey

Gravity Filter

PFAS grade

A 100/100

Overall grade

C 74/100

Verdict

Buy with care

Hazard flags

⚑ 3

Material

not stated

Confidence

100%

LikelyBacterial growth from stagnation and inadequate maintenance

PossibleHousing and gasket material leachability

PossibleBypass due to housing integrity loss

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 water filters: see the full ranking