Water softener buying guides
Each guide picks up to 15 water softeners for one kind of buyer, from the water softeners this site can price today, and says how thepicks were chosen. Prices on every guide are live.
By use
- Best Water Softener (2026): Picks by Type, Grains and Regeneration
The best water softener buying guide: 12 picks across salt-based, salt-free, dual tank and portable systems, compared on stated details and live prices.
By brand
- Best AFWFilters Water Softener in 2026: 8 Picks by Stated Details
A buying guide to 8 AFWFilters water softener listings, compared on stated type, grains, metered regeneration, iron, and resin. - Best Aquasure Water Softener (2026): 11 Picks by Stated Details
11 Aquasure water softeners compared on stated details: salt-based Harmony listings, salt-free Serene listings, grains, metered regeneration and iron. - Best DuraWater Water Softener in 2026: 4 Picks by Stated Details
Compare 4 DuraWater softeners on stated type, grains, metered regeneration and iron: dual tank, metered salt-based, iron blaster, whole-house. - Best NuvoH2O Water Softener (2026): 4 Salt-Free Picks
Compare 4 NuvoH2O salt-free water softeners on stated details and live prices. Find the pick that fits your home.
By budget
- Best Water Softener Under $200 (2026): 5 Picks by Stated Details
Compare 5 water softeners and conditioners under $200. Picks include portable units and an electronic descaler, ranked on stated details and live prices. - Best Water Softener Under $300 in 2026: 7 Picks by Stated Details
Compare 7 water softeners and conditioners in the under $300 range, ranked on stated details like type, grains, and live prices. - Best Water Softener Under $600 (2026): 9 Picks by Stated Details
Compare 9 water softeners and conditioners in the under $600 range, ranked by stated details and live prices. Find your pick today. - Best Water Softener Under $700 in 2026: 6 Picks by Stated Details
Six water softeners priced under $700, compared on type, grains, and metered regeneration as the titles state them. Find the pick that fits your home. - Best Water Softener Under $800 (2026): 6 Picks by Stated Details
6 salt-based and salt-free softeners and conditioners priced under $800, compared on stated type, grains, flow rate, metered regeneration and iron. - Best Water Softener Under $900 in 2026: 8 Picks by Stated Details
Compare 8 salt-based water softeners in the under $900 price window, ranked by stated details like grains, metered regeneration, and iron.
More guides
- Best 40,000 Grain Water Softeners in 2026: 10 Picks by Stated Details
Compare 10 salt-based water softeners with grain capacities from 30,000 to 45,000. Picks are ranked on stated details and live prices. - Best 48,000 Grain Water Softener (2026): Picks by Stated Details
Compare 9 salt-based water softener listings with grain figures from 48,000 to 60,000 grains, ranked on stated details and live prices.
More guides
- Best 64,000 Grain Water Softeners in 2026: 9 Picks by Stated Details
Compare 9 water softeners with a stated grain capacity of 64,000 or more, ranked by type, metered regeneration, and stated details.
More guides
- Best Dual Tank Water Softeners in 2026: 5 Picks by Stated Details
Compare 5 dual tank water softeners on stated details: grains, metered regeneration, iron named, and brand. Find the pick that fits your home. - Best RV Water Softener (2026): Portable Picks by Stated Details
Portable and RV water softeners compared on stated grain figures: 8 picks whose titles name RVs, trailers, boats or portable use. - Best Salt Free Water Softeners in 2026: 12 Picks by Stated Details
Compare 12 salt-free water softeners on stated details: type, gallons, flow rate, and iron. No salt, no brine tank, no health claims. - Best Salt-Based Water Softener (2026): 12 Picks by Stated Details
Salt-based water softeners compared on stated grain, metered regeneration, iron, and resin details. 12 picks ranked by details each title states.
More guides
- Best Metered Water Softeners in 2026: 12 Picks by Stated Details
12 water softeners whose titles name metered regeneration, compared on stated details and live prices for 2026.
More guides
- Best Water Softener for Iron in 2026: 9 Picks by Stated Details
9 water softeners whose titles name iron, compared on stated type, grains, metered regeneration, and live prices. No removal claims.
Browse by use
- Salt-based water softeners
- Ion exchange water softeners that regenerate with salt, as the title says (a grain capacity, a brine tank, resin or regeneration).
- Salt-free water conditioners
- Water conditioners and descalers whose title says salt-free, saltless, TAC or scale control, with no brine tank.
- Portable and RV water softeners
- Portable water softeners that the title sells for an RV, a trailer or a boat, most of them with a 10,000 to 16,000 grain tank.
- Metered water softeners
- Water softeners whose title says metered or on-demand regeneration.
- Dual tank water softeners
- Water softeners with 2 tanks that the title calls dual tank, twin tank or twin alternating.
- 48,000 grains and up
- Whole-house water softeners whose title states a grain capacity of 48,000 grains or more.