Best Water Softeners, ranked
Remove hardness (calcium/magnesium) — scale, spotting, dry skin
Compare side-by-side7 systems· ranked by certifications, removal, price & reviews
Culligan · Water Softeners
Culligan High Efficiency (HE) Water Softener
NSF NSF/ANSI 44
- type
- salt-based ion exchange
- smart
- true
- flow gpm
- 10-20
$1,500–$3,000Lifetime tank & resin; 10yr electronics/valve body; 5yr meter warranty
Whirlpool · Water Softeners
Whirlpool WHES40E 40,000-Grain Softener
NSF NSF/ANSI 44
- type
- salt-based ion exchange
- smart
- false
- flow gpm
- up to 9
$600–$8001yr parts/labor, 3yr electronics, 10yr tanks warranty
Kinetico · Water Softeners
Kinetico Premier Series Water Softener
NSF NSF/ANSI 44
- type
- non-electric twin-tank ion exchange
- smart
- false
- flow gpm
- up to 24
$2,500–$6,00010yr limited (parts) on Premier series warranty
RainSoft (Aquion) · Water Softeners
RainSoft EC5 Water Conditioning System
NSF NSF/ANSI 44NSF CSA B483.1
- type
- salt-based ion exchange
- smart
- true
- flow gpm
- varies by tank
$3,000–$5,500Limited lifetime (dealer-backed) warranty
SoftPro (Quality Water Treatment) · Water Softeners
SoftPro Elite Water Softener
NSF/ANSI 44 (component-level)
- type
- salt-based upflow ion exchange
- smart
- true
- flow gpm
- up to 20
$1,129–$1,800Lifetime tanks & valve (limited) warranty
SpringWell Water · Water Softeners
SpringWell SS Salt-Based Water Softener
NSF/ANSI 61NSF/ANSI 372
- type
- salt-based ion exchange
- smart
- true
- flow gpm
- 11-20
$1,495–$2,300Lifetime (limited); 6-month money-back warranty
Fleck (Pentair) · Water Softeners
Fleck 5600SXT 48,000-Grain Metered Softener
NSF/ANSI 44 (resin/component)
- type
- salt-based ion exchange
- resin
- 1.5 cu ft 10% crosslink
- smart
- false
$700–$1,0005yr valve / 10yr tank warranty
How we rank — and why you can trust it
Rankings are built from independent factors: NSF/ANSI certifications, which contaminants a system is verified to remove, price relative to performance, warranty, and aggregate review data. Brands cannot pay to move up. This is not a pay-to-rank list.
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