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Berkey
Berkey is the off-grid survivalist's filter—and excellent for everyday use. Gravity-fed, no plumbing, no electricity. Worth the counter space.
2.25 gallons
2 Black Berkey
6,000 gallons per element
200+ contaminants
| Product | Rating | Price | Action |
|---|---|---|---|
| Big Berkey Gravity-Fed Water Filter Best Berkey | 4.7 | $375 | View |
 Countertop Reverse Osmosis AquaTru | 4.6 | $449 | View |
 H2O+ Pearl Countertop Filter Value Brondell | 4.4 | $110 | View |
| M1 Countertop RO Filter Waterdrop | 4.5 | $299 | View |
| PLUS Faucet Mount Water Filter PUR | 4.3 | $30 | View |
* Prices may vary. As an Amazon Associate, we earn from qualifying purchases.
Berkey
Berkey is the off-grid survivalist's filter—and excellent for everyday use. Gravity-fed, no plumbing, no electricity. Worth the counter space.
2.25 gallons
2 Black Berkey
6,000 gallons per element
200+ contaminants
AquaTru
AquaTru brings RO to renters. Four-stage filtration, countertop unit. Fill tank, press button, get purified water.
Reverse osmosis
4
83 contaminants including PFAS
None—countertop
Brondell
Brondell connects to your faucet for on-demand filtered water. Good for renters wanting more than pitchers.
3
Faucet diverter
Moderate
Chlorine, VOCs, heavy metals
Waterdrop
Waterdrop's M1 is AquaTru competition at lower price. Smaller tank, compact size, solid RO performance.
RO + carbon
3
0.8 gallon
TDS, heavy metals, chlorine
PUR
The PUR faucet mount is the cheapest way to get filtered water on demand. Click on faucet, flip lever for filtered.
Faucet mount
PUR PLUS
100 gallons
Lead, chlorine, pesticides
Different tools. Berkey: gravity-fed, no power, slower, ideal for emergencies. AquaTru: electric RO, faster, purer, more convenient.
No. Pull-out sprayers and some brands incompatible. Check compatibility before buying.
Yes, technology is identical. Countertop is more convenient but takes counter space.
Exterior: wipe with damp cloth. Interior: follow manufacturer instructions. Reservoirs: wash monthly.
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