Head to head comparisons

Every matchup below compares two systems on the same criteria: filtration stages, contaminant coverage, certifications, flow rate, filter life, maintenance, and 10 year cost. Specs come from the manufacturers unless noted.

Aquasana Rhino vs iSpring WGB32B

The certified dual tank system against the budget cartridge system. The Rhino wins on certification and thinking about it less often. The iSpring wins on buy in price and DIY friendliness.

SpringWell CF1 vs Aquasana Rhino

The closest head to head in the category. SpringWell wins on warranty, flow rate, and long term cost. Aquasana wins on independent certification.

iSpring WGB32B vs SpringWell CF1

The budget pick against the buy once pick. iSpring costs half up front and installs in an afternoon. SpringWell costs less over 10 years and carries a lifetime warranty.