Aquasana AQ-4000W Countertop Water Filter
$129
#3
Small households
Aquasana
Aquasana AQ-4000W Countertop Water Filter
Last updated: March 2026
8.6/10(4,500 reviews)
$129$139-7%
on AmazonAquasana AQ-4000W Countertop Water Filter — Small households
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Key Specs
Weight3 pounds
Capacity450 gallons
MaterialPlastic
Dimensions8 x 4 x 10 inches
Filter Life6 months
★
Why We Recommend This
The Aquasana AQ-4000W Countertop Water Filter earned our “Small households” badge after research against 3 competing models in the countertop filters category. It stands out for reduces over 97% of chlorine and improves water taste.
What We Like
- Reduces over 97% of chlorine
- Improves water taste
- Easy to replace filters
- Compact size
What Could Be Better
- Plastic components
- Moderate flow rate
- Requires frequent filter changes
Full Specifications
Weight3 pounds
Capacity450 gallons
MaterialPlastic
Dimensions8 x 4 x 10 inches
Filter Life6 months
Aquasana AQ-4000W Countertop Water Filter
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Frequently Asked Questions
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