Countertop Water Filters
Best Countertop Water Filter with UV Light (2026): 3 Models Side by Side
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For a countertop filter with UV light, the Bluevua leads this list: it runs 7 stages with UV light and remineralization, a 3:1 pure-to-drain ratio and a glass carafe. If you want more stages, the Waken runs 8 stages with UV light and a 4:1 pure-to-drain ratio.
Starting out? See the main guide: Best Countertop Water Filter
Top picks at a glance
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9.8 View on Amazon -
9.3 View on Amazon -
Most Filter StagesWaken Electric UV Countertop RO Water Filter System9.2 View on Amazon
Compare the specs
Ranked on filtration stages from each listing, plus how many buyers have rated it. A dash (—) means we could not confirm that figure from the listing.
| Pick | Filtration stages | NSF/ANSI standards | Weight | Warranty |
|---|---|---|---|---|
| 1. Bluevua RO100ROPOT-Lite Countertop Reverse Osmosis Water Filter | 7 stages | NSF/ANSI 372 | 11.02 lb | — |
| 2. SimPure Y9A UV Countertop Reverse Osmosis Water | 6 stages | — | 16.5 lb | — |
| 3. Waken Electric UV Countertop RO Water Filter System | 8 stages | — | 19.4 lb | — |
Bluevua RO100ROPOT-Lite Countertop Reverse Osmosis Water Filter
It pairs 7 stages with UV light and remineralization, a 3:1 pure-to-drain ratio and a glass carafe.
- Filtration stages: 7 stages
- NSF/ANSI standards: NSF/ANSI 372
- 11.02 lb, the lightest here
Good for
- Buyers who want 7-stage UV filtration
- People who want a glass carafe
Skip it if
- You want more than 7 stages
- You want a unit lighter than 11.02 lb
The 7-stage countertop system needs no installation or plumbing, with a high borosilicate glass carafe and a glass infuser for fruit-infused water. A smart LED panel shows water quality in real time with filter alerts, and the volume selector fits your hydration needs. Filters change once a year, and it weighs 11.02 lb with NSF/ANSI 372 certification.
SimPure Y9A UV Countertop Reverse Osmosis Water
It pairs 6 stages with UV light and alkaline remineralization, 300 GPD output and a side-mounted tank.
- Filtration stages: 6 stages
Good for
- Buyers who want 300 GPD output
- People who want a side-mounted tank
Skip it if
- You want more than 6 stages
- You want a unit lighter than 16.5 lb
The 6-stage system adds calcium, magnesium and potassium after reverse osmosis, with a 0.0001 μm pore size and TDS reduction up to 99.88%. The side tank refills without moving the unit, and an 8-ounce glass fills in 18 seconds at 300 GPD. Indicator lights flag each filter, with PPC and ALK filters at 6 months and the RO filter at 9 months.
Waken Electric UV Countertop RO Water Filter System
It pairs 8 stages with UV light, a 4:1 pure-to-drain ratio and a smart TDS display.
- Filtration stages: 8 stages, the most here
Good for
- Buyers who want 8-stage filtration
- People who want a TDS display
Skip it if
- You want more than 8 stages
- You want a unit lighter than 19.4 lb
The 8-stage system uses coconut shell activated carbon with UV light, and the smart display shows real-time TDS readings with filter life tracking. A 4:1 pure-to-drain ratio cuts water waste, and flow reaches up to 530 GPD with a cup in about 14 seconds. It needs no plumbing or drilling, and it weighs 19.4 lb with NSF/ANSI 58 certification.
How to choose
Stages, UV light and remineralization
Stages count the steps water passes through, UV light adds a purification step, and remineralization adds minerals back after reverse osmosis. The Bluevua runs 7 stages with UV light and remineralization, the SimPure runs 6 stages with UV light and alkaline remineralization, and the Waken runs 8 stages with UV light. Pick the stage count that matches the contaminants you want reduced, and check the NSF/ANSI standard each system cites.
Pure-to-drain ratio and speed
The pure-to-drain ratio states how much filtered water you get for each unit drained, so a higher ratio wastes less water. The Bluevua runs 3:1 and the Waken runs 4:1. The SimPure runs at 300 GPD with an 8-ounce glass in 18 seconds. The Waken reaches up to 530 GPD with a cup in about 14 seconds, so compare speed against the ratio when both matter.
Tanks, displays and upkeep
Tank placement and displays change daily use: a side tank refills without moving the unit, and a TDS display shows water quality at a glance. The SimPure side tank refills in place with a visible level, the Waken display tracks TDS and filter life, and the Bluevua panel shows water quality with filter alerts. For upkeep, the Bluevua filters change once a year, while the SimPure PPC and ALK filters run 6 months and the RO filter 9 months.
FAQ
Which filter has UV light?
All three have UV light: the Bluevua runs 7 stages with UV, the SimPure runs 6 stages with UV, and the Waken runs 8 stages with UV.
Which filter has the most stages?
The Waken runs 8 stages with UV light, coconut shell activated carbon and a smart TDS display.
What pure-to-drain ratios do these filters run?
The Bluevua runs 3:1 and the Waken runs 4:1. The SimPure runs at 300 GPD.
Which filter needs no plumbing?
All three need no plumbing: the Bluevua and Waken plug in on the countertop, and the SimPure places on a countertop with a side tank.
