
Icepure Under Sink Filter
Score: 88/100
Waterdrop UA-5Y
Score: 92/100Rankings

The Waterdrop UA-5Y is a compact under-sink filtration system featuring a 5-year filter lifespan and NSF/ANSI 372 certification for lead reduction. It offers easy, tool-free installation and effective removal of common contaminants like chlorine and microplastics. It is best suited for budget-conscious users seeking low-maintenance filtration in compact kitchen spaces.

The ICEPURE Under Sink Water Filter System is a high-capacity, single-stage carbon block filter designed for quick, tool-free installation and long-lasting performance. Its main limitation is the inability to reduce TDS or handle hot water applications. It is ideal for users seeking a low-maintenance upgrade for municipal water taste and safety.
| Attribute | ![]() | ![]() |
|---|---|---|
2.5 gallons per minutebest | 0.75 gallons per minute | |
36 months | 60 monthsbest | |
1 | 5best | |
22,000 gallonsbest | — | |
1 years | 5 yearsbest | |
| ↓ lower better | 15.55 inchesbest | 16.7 inches |
| ↓ lower better | 5.39 inches | 3.6 inchesbest |
| ↓ lower better | 6.81 inches | 3.9 inchesbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Value & Warranty(1) | ||
Warranty (years) | 1 years | 5 years |
Dimensions & Fit(3) | ||
Height (inches) | 15.55 inches | 16.7 inches |
Width (inches) | 5.39 inches | 3.6 inches |
Depth (inches) | 6.81 inches | 3.9 inches |
Performance & Filtration(7) | ||
Certifications | NSF/ANSI 42 | NSF/ANSI 372, IAPMO R&T Tested |
Contaminants Removed | Heavy Metals, Chlorine, PFOA/PFOS | Chlorine, Lead, Mercury, PFOA/PFOS, Microplastics, VOCs (partial), Taste/Odor |
Flow Rate (gallons per minute) | 2.5 gallons per minute | 0.75 gallons per minute |
Filter Life (months) | 36 months | 60 months |
Filtration Stages | 1 | 5 |
Filter Capacity (gallons) | 22000 gallons | gallons |
Filtration Technology | Carbon Block | Activated Carbon Block |
Features & Accessories(1) | ||
Remineralization | false | true |
Installation & Compatibility(2) | ||
Installation Type | Direct Connect | Under Sink |
Operating Pressure (psi) | 60 psi | 300 psi |

Products in the top-left offer the best value (high score, low price).

Professional reviewers highlight the ICEPURE system as a high-capacity, budget-friendly alternative to shorter-life filters, emphasizing its authoritative NSF certifications and premium 0.5-micron filtration capabilities.
Everyday users generally praise the product for its improved water taste, long filter life, and simple installation process, with no recurring complaints documented.

“Super quick installation”

“High flow”

“Clear and clean tasting water”




Professional reviewers view the Waterdrop UA-5Y as a reliable, durable option specifically suited for households prioritizing long-term convenience and ease of installation over maximum contaminant removal breadth.
General user sentiment is positive, with primary praise focused on the super quick installation, high water flow, and consistently clear and clean tasting water.