The verdict
The Claryum is the best-overall non-RO pick — Aquasana's flagship removes 77 contaminants without RO water waste.
Aquasana Claryum AQ-5300+
Strengths
- +Removes 99% of 77 contaminants including lead, mercury, PFAS
- +No water waste (not RO)
- +Environmental-friendly cartridge design
- +2-year warranty
Watch-outs
- −Doesn't remove fluoride / arsenic (RO does)
- −Higher upfront than basic filters
- −Cartridge replacement every 6 months
How it compares
Best non-RO. No water waste. Lead + mercury removal.
Who this is for
At a glance: users wanting heavy-metal removal without RO water waste.
Why you’d buy the Aquasana Claryum AQ-5300+
- Removes 99% of 77 contaminants including lead, mercury, PFAS.
- No water waste (not RO).
- Environmental-friendly cartridge design.
Why you’d skip it
- Doesn't remove fluoride / arsenic (RO does).
- Higher upfront than basic filters.
- Cartridge replacement every 6 months.
Rating sources
Our 4.7 score is the average of these published ratings. More about methodology.
