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Water · Best-of

Best Water Filter for Renters (No Plumbing)

The best renter water filter installs without plumbing and still carries a real certification - a certified faucet-mount or countertop unit beats a high-claim pitcher with no certification.

Renters usually cannot cut into plumbing or drill the counter, which rules out most under-sink and tank RO systems. That leaves pitchers, faucet-mounts, and countertop units that install tool-free. We rank the no-plumbing options by what they are certified to remove and what they cost to run.

How we score: We surface no-plumbing formats (pitcher, faucet-mount, and countertop) and rank by composite score, so a certified pick rises above a high-claim uncertified one.

  1. 17.3
    Brita Elite Pitcher (10-Cup)

    The Brita Elite Pitcher (10-Cup) is a pitcher water filter. It is third-party certified (IAPMO) to reduce chlorine taste and odor, lead, mercury, cadmium, asbestos, benzene, particulates. Running cost works out to about $0.167 per gallon.

    • Certified to reduce: chlorine taste and odor, lead, mercury, cadmium, asbestos, benzene, particulates
    • Cartridge life: 120 gallons
    • Cost per gallon: $0.167
  2. 26.0
    Brita Faucet Mount (Elite)

    The Brita Faucet Mount (Elite) is a faucet water filter. It is third-party certified (WQA) to reduce lead, chlorine taste and odor. It is also marketed for benzene, asbestos, microplastics, for which we found no accredited third-party certification (so we award no certification credit; this is not a finding that it fails to reduce them). Running cost works out to about $0.180 per gallon.

    • Certified to reduce: lead, chlorine taste and odor
    • Cartridge life: 100 gallons
    • Cost per gallon: $0.180
  3. 35.6
    Brita Standard Pitcher

    The Brita Standard Pitcher is a pitcher water filter. It is third-party certified (WQA) to reduce chlorine taste and odor, zinc, copper, cadmium, mercury. Running cost works out to about $0.200 per gallon.

    • Certified to reduce: chlorine taste and odor, zinc, copper, cadmium, mercury
    • Cartridge life: 40 gallons
    • Cost per gallon: $0.200
  4. 45.4
    PUR Plus Faucet Mount (PFM400H)

    The PUR Plus Faucet Mount (PFM400H) is a faucet water filter. It is third-party certified (NSF) to reduce lead, chlorine taste and odor, mercury. It is also marketed for microplastics, benzene, asbestos, pesticides, for which we found no accredited third-party certification (so we award no certification credit; this is not a finding that it fails to reduce them). Running cost works out to about $0.250 per gallon.

    • Certified to reduce: lead, chlorine taste and odor, mercury
    • Cartridge life: 100 gallons
    • Cost per gallon: $0.250
  5. 54.9
    ZeroWater 5-Stage Pitcher (7-Cup)

    The ZeroWater 5-Stage Pitcher (7-Cup) is a pitcher water filter. It is third-party certified (IAPMO) to reduce chlorine taste and odor, lead, chromium-6, mercury, PFOA, PFOS. It is also marketed for total dissolved solids (TDS), for which we found no accredited third-party certification (so we award no certification credit; this is not a finding that it fails to reduce them). Running cost works out to about $1.167 per gallon.

    • Certified to reduce: chlorine taste and odor, lead, chromium-6, mercury, PFOA, PFOS
    • Cartridge life: 15 gallons
    • Cost per gallon: $1.167
  6. 64.9
    PUR Plus Pitcher (7-Cup)

    The PUR Plus Pitcher (7-Cup) is a pitcher water filter. It is third-party certified (NSF/WQA) to reduce chlorine taste and odor, lead, mercury. It is also marketed for microplastics, copper, zinc, cadmium, for which we found no accredited third-party certification (so we award no certification credit; this is not a finding that it fails to reduce them). Running cost works out to about $0.374 per gallon.

    • Certified to reduce: chlorine taste and odor, lead, mercury
    • Cartridge life: 40 gallons
    • Cost per gallon: $0.374
  7. 73.2
    Big Berkey Gravity System

    The Big Berkey Gravity System is a countertop water filter. It carries no accredited NSF, WQA, or IAPMO certification - its contaminant claims are "tested to" lab results, not certifications. It is also marketed for lead, PFOA, PFOS, chlorine taste and odor, fluoride, for which we found no accredited third-party certification (so we award no certification credit; this is not a finding that it fails to reduce them). Running cost works out to about $0.028 per gallon.

    • Certified to reduce: nothing certified (claims are 'tested to' only)
    • Cartridge life: 6,000 gallons
    • Cost per gallon: $0.028
  8. 83.2
    Epic Pure Pitcher

    The Epic Pure Pitcher is a pitcher water filter. It carries no accredited NSF, WQA, or IAPMO certification - its contaminant claims are "tested to" lab results, not certifications. It is also marketed for fluoride, lead, PFOA, PFOS, chromium-6, chlorine taste and odor, benzene, microplastics, pesticides, for which we found no accredited third-party certification (so we award no certification credit; this is not a finding that it fails to reduce them). Running cost works out to about $0.353 per gallon.

    • Certified to reduce: nothing certified (claims are 'tested to' only)
    • Cartridge life: 150 gallons
    • Cost per gallon: $0.353
  9. 92.7
    LifeStraw Home Pitcher

    The LifeStraw Home Pitcher is a pitcher water filter. It carries no accredited NSF, WQA, or IAPMO certification - its contaminant claims are "tested to" lab results, not certifications. It is also marketed for lead, mercury, chromium, cadmium, copper, chlorine taste and odor, PFOA, PFOS, microplastics, bacteria, parasites, pesticides, for which we found no accredited third-party certification (so we award no certification credit; this is not a finding that it fails to reduce them). Running cost works out to about $0.288 per gallon.

    • Certified to reduce: nothing certified (claims are 'tested to' only)
    • Cartridge life: 264 gallons
    • Cost per gallon: $0.288
  10. 102.5
    Clearly Filtered Pitcher

    The Clearly Filtered Pitcher is a pitcher water filter. It is third-party certified (NSF) to reduce chlorine taste and odor. It is also marketed for lead, fluoride, PFOA, PFOS, PFAS, arsenic, microplastics, chromium-6, mercury, for which we found no accredited third-party certification (so we award no certification credit; this is not a finding that it fails to reduce them). Running cost works out to about $0.495 per gallon.

    • Certified to reduce: chlorine taste and odor
    • Cartridge life: 100 gallons
    • Cost per gallon: $0.495
  11. 111.5
    Great Value Water Filter Pitcher (HS528N)

    The Great Value Water Filter Pitcher (HS528N) is a pitcher water filter. It carries no accredited NSF, WQA, or IAPMO certification - its contaminant claims are "tested to" lab results, not certifications. It is also marketed for chlorine taste and odor, for which we found no accredited third-party certification (so we award no certification credit; this is not a finding that it fails to reduce them). Replacement-cartridge pricing is not publicly available, so cost per gallon cannot be computed.

    • Certified to reduce: nothing certified (claims are 'tested to' only)
    • Cartridge life: 42 gallons

FAQ

What water filter can I use as a renter?
Any no-plumbing format: a pitcher, a tool-free faucet-mount, or a countertop unit that connects to the faucet without permanent changes. Avoid under-sink and tank reverse-osmosis systems that require drilling or plumbing.
Is a countertop RO an option for renters?
Yes. A countertop reverse-osmosis unit needs no plumbing - it sits on the counter and refills from the tap - so it gives renters RO-level reduction without an install. Check certification before buying.