Berkey Big Berkey Gravity Filter
$399
#11
Best Gravity Filter
Berkey
Berkey Big Berkey Gravity Filter
Last updated: March 2026
9.0/10(8,765 reviews)
$399
on AmazonGravity-fed water purification that removes 99.999% of bacteria and viruses, no electricity needed. Stainless steel, holds 2.25 gallons. Used by preppers and purists alike.
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Key Specs
PowerNone — gravity fed
Capacity2.25 gallons
MaterialPolished Stainless Steel
FiltrationBlack Berkey Elements
Filter Life6,000 gallons per pair
★
Why We Recommend This
The Berkey Big Berkey Gravity Filter earned our “Best Gravity Filter” badge after research against 20 competing models in the water purifiers category. It stands out for no electricity or plumbing needed and removes essentially everything.
What We Like
- No electricity or plumbing needed
- Removes essentially everything
- Filters last up to 6,000 gallons
- Built like a tank
What Could Be Better
- Slow — gravity filtration takes time
- Large countertop footprint
- Not NSF/ANSI certified
Full Specifications
PowerNone — gravity fed
Capacity2.25 gallons
MaterialPolished Stainless Steel
FiltrationBlack Berkey Elements
Filter Life6,000 gallons per pair
Berkey Big Berkey Gravity Filter
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