Home › Water Filters › Top Tier RO-90 vs Big Berkey
Top Tier RO-90 vs Big Berkey
APEC's $219 model meets Berkey's $367 model. We tally wins category by category, then call a verdict.
Our recommendation
The Big Berkey wins on more spec categories (1–0), but the Top Tier RO-90 undercuts it by $148. Choose the Big Berkey for performance, the Top Tier RO-90 to save.
Top Tier RO-90: 0 category wins Big Berkey: 1 category wins
Side by side
Top Tier RO-90
$219
Big Berkey
$367
Filter type
Under-sink RO
Gravity countertop
Removes
lead, PFAS, fluoride, nitrates, arsenic, chlorine
lead, PFAS, chlorine, fluoride
NSF certified
58
N/A
Flow rate
0.06 GPM
0.06 GPM
Filter life
1,000 gal
6,000 galWin
Filter cost / yr
60 USD
60 USD
Installation
DIY
No-install
Storage tank
Yes
No
Top Tier RO-90
Five-stage under-sink reverse osmosis that strips lead, PFAS, fluoride, and more.
Big Berkey
Gravity-fed stainless countertop system that filters water anywhere without plumbing or power.
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