Categories / Tools & Home Improvement / Under-Sink & Countertop Filtration
Under-Sink & Countertop Filtration Under $100
14 of 42 models under $100 · Published in Sep 2026
14 of the 42 under-sink & countertop filtration we track come in under $100. The differences that matter at this price are the ones we score in the full list. This is the tier where most people should shop: you get the main features without paying for the flagship upgrades. We keep the same ranking criteria as the full list. See all Under-Sink & Countertop Filtration >
Shop by price: Under $100 · Under $200 · Under $500
Under-Sink & Countertop Filtration Under $100
Waterdrop
Waterdrop BFU1 Bathroom Sink Filter for Skincare, Strontium-enriched
$89.99
Click For Price →Waterdrop
Waterdrop BFU3 Bathroom Sink Filter for Skincare, Reduces Chlorine & Scale
$69.99
Click For Price →VEVOR
VEVOR Gravity-fed Water Filter System, 2.25G 304 Stainless-Steel Countertop…
$89.90
Click For Price →Glacier Fresh
GLACIER FRESH GFU06 Tankless Ultra Filtration Undersink Water Filter System
$89.97
Click For Price →Waterdrop
Waterdrop AP13 Under Sink Water Filter and Refrigerator Water Filter 2-in-1
$67.99
Click For Price →VIOMI
VIOMI Under Sink Water Filter with Dedicated Faucet, 1 Year Lifespan
$78.99
Click For Price →Waterdrop
Waterdrop 10UB-UF 0.01 μm Ultra Filtration Under Sink Water Filter System
$59.99
Click For Price →Waterdrop
Waterdrop 10UB-CM Under Sink Water Filter System, 99% Chloramine Reduce
$65.99
Click For Price →Waterdrop
Waterdrop 15UA Under Sink Water Filter System with 2 Filters, 4 Years
$89.99
Click For Price →Waterdrop
Waterdrop 15UAW-UF 0.01 μm Ultra Filtration Under Sink Water Filter System
$74.99
Click For Price →Waterdrop
Waterdrop 15UB Under Sink Water Filter System with Dedicated Faucet
$69.99
Click For Price →Waterdrop
Waterdrop 10UA Under Sink Water Filter System with 2 Filters, 2 Year
$63.89
Click For Price →Waterdrop
Waterdrop 15UA Under Sink Water Filter System, 19000 Gallons, 2 Years
$51.29
Click For Price →Waterdrop
Waterdrop 10UA Under Sink Water Filter System, NSF/ANSI 42 Certified 1 Year
$37.99
Click For Price →Showing 14 of 14 models under $100.
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