The entry Culligan MaxClear with a certified filter for people who want a name-brand 2.25 gal system at a low price.
Amazon $155The Culligan MaxClear Scout 1 Filter is the better gravity water filter overall, rated 3.4 to 3.2. The Culligan MaxClear Scout 1 Filter costs $13.99 less ($155 vs $168.99).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
The Purewell to pick when PFAS and lead are the concern. It uses a different filter than the other Purewells.
Amazon $168.99Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every up to 2.25 gal gravity water filter; a clear win is highlighted. How we rank explains each one.
| Factor weight | Culligan MaxClear Scout 1 Filter | Purewell SF-2.25G PFAS-Free 6-Stage |
|---|---|---|
| Overall rating | 3.4/5 | 3.2/5 |
| Value 25% | 80 $68.89 per gallon of capacity ($155, 2.2 gal) | 75 $75.11 per gallon of capacity ($168.99, 2.2 gal) |
| Running cost 15% | 50 replacement cost or element life not published (neutral score used) | 50 replacement cost or element life not published (neutral score used) |
| Capacity 15% | 17 2.2 gal tank | 17 2.2 gal tank |
| Certification 20% | 30 states certification to NSF/ANSI 42 | 30 states certification to NSF/ANSI 42 |
| Element life 15% | 50 element life in gallons not published (neutral score used) | 100 3,000 gal rated per element |
| Warranty 10% | 100 5-year warranty | 0 warranty not published, scored as none |
Specifications
| Culligan MaxClear Scout 1 Filter | Purewell SF-2.25G PFAS-Free 6-Stage | |
|---|---|---|
| Capacity and flow | ||
| Tank capacity | 2.2 gal | 2.2 gal |
| Price per gallon of capacity | $68.89 | $75.11 |
| Elements included | 1 | - |
| Maximum elements | 2 | - |
| Filtration | ||
| Element type | MaxClear ceramic shell with carbon media | 6-stage filter: mesh, PP cotton, carbon, KDF and silver ions (ZeroWater-compatible) |
| Certified | NSF/ANSI 42 | NSF/ANSI 42 |
| Certification detail | Listing: IAPMO certified to NSF/ANSI 42 to reduce microplastics, lead and Total PFAS. The listing does not name the standards behind the lead and PFAS claims. | Listing: IAPMO certified to reduce Total PFAS, lead, chlorine and mercury; the filter is NSF/ANSI 42 certified. Does not reduce TDS. |
| Running cost | ||
| Rated life per element | - | 3,000 gal each |
| Replacement element | 79 $ | - |
| Build | ||
| Material | brushed or polished stainless steel | 304 stainless steel |
| Height | 26 in | 20 in |
| Diameter | 8.6 in | 8.8 in |
| Weight | - | 7.7 lb |
| Warranty | 5 years | - |
