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10 Best replacement countertop water filters of 2026

Save up to 25% off
  • Best Choice

    1

    DREO 2-Pack Reverse Osmosis Filter, Replacement for DREO RO Water Filter 112 & 113 & 114 & 115, Removes 99.99% of Contaminants including PFOA, PFOS, Chlorine, 6-12 Month per Cartridge, SGS Tested
    DREO
    9.7
    Exceptional

    DREO 2-Pack Reverse Osmosis Filter, Replacement for DREO RO Water Filter 112 & 113 & 114 & 115, Removes 99.99% of Contaminants including PFOA, PFOS, Chlorine, 6-12 Month per Cartridge, SGS Tested

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  • Value for Money

    2

    AquaTru One-Year Classic Filter Combo Pack – Includes 1 Pre/Carbon Filter (Stages 1–2) & 1 VOC Carbon Filter (Stage 4) – Compatible with AquaTru Classic Water Purifiers
    AQUA TRU
    9.5
    Excellent

    AquaTru One-Year Classic Filter Combo Pack – Includes 1 Pre/Carbon Filter (Stages 1–2) & 1 VOC Carbon Filter (Stage 4) – Compatible with AquaTru Classic Water Purifiers

    • is discontinued by manufacturer:No
    • product dimensions:10.3 x 10.5 x 4.6 inches
    • item weight:3.15 pounds
    • customer reviews:4.8 4.8 out of 5 stars 411 ratings 4.8 out of 5 stars
    • asin:B077J4Z6SX

  • 3

    Waterdrop CTF-01 Water Filter for Sink Faucet, NSF/ANSI 42 Certified Countertop Water Filter System, 5-Stage Stainless Steel Faucet, Reduces Heavy Metals and 99% Chlorine, 8000 Gallons, 1 Filter
    Waterdrop
    9.2
    Excellent

    Waterdrop CTF-01 Water Filter for Sink Faucet, NSF/ANSI 42 Certified Countertop Water Filter System, 5-Stage Stainless Steel Faucet, Reduces Heavy Metals and 99% Chlorine, 8000 Gallons, 1 Filter

    25% Off
    • is discontinued by manufacturer:N/A
    • product dimensions:4.92"L x 3.51"W x 12.51"H
    • item weight:4.07 pounds
    • customer reviews:4.5 4.5 out of 5 stars 4,795 ratings 4.5 out of 5 stars
    • asin:B08D8VPH1D

  • 4

    Qualirey 2 Pack Premium Filter Replacement Compatible with HG-N Type Water Ionizer, NSF 372 Certified, Compatible with Enagic Kangen LeveLuk SD501, JrIV, KANGEN 8(Not Original Type Before 2010)
    Qualirey
    8.9
    Very Good

    Qualirey 2 Pack Premium Filter Replacement Compatible with HG-N Type Water Ionizer, NSF 372 Certified, Compatible with Enagic Kangen LeveLuk SD501, JrIV, KANGEN 8(Not Original Type Before 2010)

  • 5

    Larayci Water Filter Replacement for Berkey® BB9-2 Black Activated Carbon Filters, Compatible with Berkey® Gravity Water Filter System, Pack of 4
    Larayci
    8.7
    Very Good

    Larayci Water Filter Replacement for Berkey® BB9-2 Black Activated Carbon Filters, Compatible with Berkey® Gravity Water Filter System, Pack of 4

    10% Off
    • external testing certification:NSF
    • product dimensions:2.3D x 2.3W x 9.7H
    • material:Coconut Shell Activated Carbon
    • item weight:3.09 pounds
    • asin:B0CX21L5X5
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  • 6

    Purewell PF-3 Black 3-Stage Composite Purification Elements, Replacement Filters for ProOne® and Berkey® Filters, ProOne® or Berkey® Big+ Water Filter System and Purewell System (2 Pack, K Series)
    Purewell
    8.5
    Good

    Purewell PF-3 Black 3-Stage Composite Purification Elements, Replacement Filters for ProOne® and Berkey® Filters, ProOne® or Berkey® Big+ Water Filter System and Purewell System (2 Pack, K Series)

    10% Off
    • is discontinued by manufacturer:N/A
    • product dimensions:5.9 x 3 x 9 inches
    • item weight:1.48 pounds
    • customer reviews:4.3 4.3 out of 5 stars 122 ratings 4.3 out of 5 stars
    • asin:B09NPRGM4H

  • 7

    Bluevua Reverse Osmosis System Countertop RO100ROPOT-Lite Replacement Filter
    Bluevua
    8.3
    Good

    Bluevua Reverse Osmosis System Countertop RO100ROPOT-Lite Replacement Filter

    • external testing certification:SGS
    • product dimensions:4.29D x 4.29W x 13.8H
    • material:Filter
    • item weight:2.43 pounds
    • asin:B0BHN4GH35

  • 8

    Purewell PF-4 Ceramic 3-Stage Purification Elements, Washable & Reusable, NSF/ANSI 42&372 Certified, Replacement for ProOne®, Berkey®, Purewell® Filters and Water Filter Systems
    Purewell
    8.1
    Good

    Purewell PF-4 Ceramic 3-Stage Purification Elements, Washable & Reusable, NSF/ANSI 42&372 Certified, Replacement for ProOne®, Berkey®, Purewell® Filters and Water Filter Systems

    15% Off

  • 9

    Anchor AF-1110 10-Stage Alkaline Mineral, Anti-oxidizing Countertop Replacement Filter Cartridge - Removes PFASs, Heavy Metals, Chlorine
    Anchor Water Filters
    7.9
    Good

    Anchor AF-1110 10-Stage Alkaline Mineral, Anti-oxidizing Countertop Replacement Filter Cartridge - Removes PFASs, Heavy Metals, Chlorine

    19% Off

  • 10

    Waterdrop C1RF Filter, Replacement for Waterdrop C1S & C1H Countertop RO System, 12-month Lifetime
    Waterdrop
    7.8
    Good

    Waterdrop C1RF Filter, Replacement for Waterdrop C1S & C1H Countertop RO System, 12-month Lifetime

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