Best water filters for chloramine
19 filters we track qualify; the lowest first-year cost for 2 people: the Brita Hub countertop filter ($255 first year), the A. O. Smith AO-US-200 2-Stage Under Sink ($308 first year), and the Ninja HydraSense ($330 first year). Filters with a certifier listing (NSF, WQA, IAPMO or CSA) for Chloramine reduction, ranked by first-year cost (purchase price plus replacement filters) for a household of 2, cheapest first.
| # | Filter | Type | Price | Filters a year | First year | Certified for | |
|---|---|---|---|---|---|---|---|
| 1 | Brita Hub countertop filter | Countertop filter | $195 | $60 | $255 | Lead, Chloramine, Microplastics, VOCsNSF/ANSI 42 | Check price at Brita |
| 2 | A. O. Smith AO-US-200 2-Stage Under Sink | Under-sink filter | $140 | $168 | $308 | Lead, PFAS, Chloramine, Microplastics, Cysts, VOCsNSF/ANSI 42 | Check price on Amazon |
| 3 | Ninja HydraSense | Countertop filter | $250 | $80 | $330 | Lead, PFAS, Chloramine, Microplastics, VOCsNSF/ANSI 42 | Check price on Amazon |
| 4 | Aquasana Claryum 2-Stage | Under-sink filter | $250 | $148 | $398 | Lead, PFAS, Chloramine, Microplastics, Cysts, VOCsNSF/ANSI 42 | Check price on Amazon |
| 5 | Aquasana Claryum Direct Connect | Under-sink filter | $250 | $184 | $434 | Lead, PFAS, Chloramine, Microplastics, Cysts, VOCsNSF/ANSI 42 | Check price on Amazon |
| 6 | Aquasana Claryum 3-Stage | Under-sink filter | $350 | $168 | $518 | Lead, PFAS, Chloramine, Microplastics, Cysts, VOCsNSF/ANSI 42 | Check price on Amazon |
| 7 | Aquasana Clean Water Machine | Countertop filter | $400 | $147 | $547 | Lead, PFAS, Chloramine, Microplastics, Cysts, VOCsNSF/ANSI 42 | Check price on Amazon |
| 8 | Culligan Scout gravity system (2.25 gal) | Countertop filter | $230 | $323 | $553 | Lead, PFAS, Chloramine, MicroplasticsNSF/ANSI 42 | Check price on Amazon |
| 9 | Culligan Venture gravity system (3 gal) | Countertop filter | $275 | $323 | $598 | Lead, PFAS, Chloramine, MicroplasticsNSF/ANSI 42 | Check price on Amazon |
| 10 | Aquasana Claryum 3-Stage Max Flow | Under-sink filter | $450 | $184 | $634 | Lead, PFAS, Chloramine, Microplastics, Cysts, VOCsNSF/ANSI 42 | Check price on Amazon |
| 11 | Multipure Aquaversa | Under-sink filter | $620 | $95 | $715 | Lead, Chloramine, Microplastics, Cysts, VOCsNSF/ANSI 42 | Check price at Multipure |
| 12 | Aquasana SmartFlow RO | Under-sink reverse osmosis | $480 | $321 | $801 | Lead, PFAS, Chloramine, Fluoride, Microplastics, Arsenic, Chromium 6, Nitrate, Cysts, VOCsNSF/ANSI 42 | Check price on Amazon |
| 13 | Multipure Aquaperform | Under-sink filter | $765 | $51 | $816 | Lead, PFAS, Chloramine, Microplastics, Arsenic, Cysts, VOCsNSF/ANSI 42 | Check price at Multipure |
| 14 | Multipure Aquapremier | Under-sink filter | $965 | $108 | $1,073 | Lead, PFAS, Chloramine, Microplastics, Arsenic, Cysts, VOCsNSF/ANSI 42 | Check price at Multipure |
| 15 | Multipure Aqualuxe | Under-sink filter | $1,325 | $74 | $1,399 | Lead, PFAS, Chloramine, Microplastics, Arsenic, Cysts, VOCsNSF/ANSI 42 | Check price at Multipure |
| 16 | A. O. Smith RO with Microbial Boost AO-US-RO-MB-4000 | Under-sink reverse osmosis | — | $270 | — | Lead, PFAS, Chloramine, Fluoride, Arsenic, Chromium 6, Cysts, VOCsNSF/ANSI 42 | Check price at A. O. Smith |
| 17 | AquaTru Carafe | Countertop reverse osmosis | $375 | — | — | Lead, PFAS, Chloramine, Fluoride, Microplastics, Arsenic, Chromium 6, Nitrate, Cysts, VOCsNSF/ANSI 42 | Check price at AquaTru |
| 18 | AquaTru Classic | Countertop reverse osmosis | $475 | — | — | Lead, PFAS, Chloramine, Fluoride, Microplastics, Arsenic, Nitrate, Cysts, VOCsNSF/ANSI 42 | Check price on Amazon |
| 19 | Pentair Everpure H-1200 | Under-sink filter | — | — | — | Lead, PFAS, Chloramine, Microplastics, Cysts, VOCsNSF/ANSI 42 | Check price on Amazon |
First year = purchase price + replacement filters for 2 people (0.28 gal per person a day for drinking-water filters, 58.6 for whole-house), from brand prices checked 2026-10-23. Calculate for your household.
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