Under sink reverse osmosis
Photo: Waterdrop
Waterdrop
G3P800
G3P800 Black Faucet / WD-G3P800-Black
Tankless RO rated at 3:1 pure to drain, with a $999 list price
$999US price, checked
Read review →Different type, so it can’t join this comparison
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Picks from the Water filtration buying guide come first, then every other review that fits your budget and space.
Water filtration
15 matching products
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Under sink filter
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Waterdrop
WD-10UA
WD-10UA direct-connect filtration system
Under-sink direct-connect filter for chlorine taste, with no drain or power
$58.99US price, checked
Read review →Different type, so it can’t join this comparison
Whole house filter
Photo: Waterdrop
Waterdrop
WD-WHF3T-PG 3-Stage Whole House Water Filter System
WD-WHF3T-PG system with its three included cartridges (WD-WF20C, WD-WF20K and WD-WF20P), 15 GPM, single system with no add-ons
Low-cost three-cartridge whole-house filter for chlorinated water
$369.99US price, checked
Read review →Different type, so it can’t join this comparison