10 Best countertop ro systems of 2025

Save up to 25% off

Best Choice

1

Clicked 395 times in the last week

Waterdrop

Waterdrop WD-A2 Countertop Reverse Osmosis System, 𝐇𝐨𝐭 𝐚𝐧𝐝 𝐂𝐨𝐥𝐝 RO System, Portable Pure Water Tank, Bottleless Water Cooler, 6 Temperature Settings, Hot Cold Room Water, 3:1 Pure to Drain
9.9

Exceptional

Our Rating
How do we rank?

Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you

Careful review Our team ensures quality, value, and fit based on real user feedback

Trusted insights AI and human analysis guide your decisions, reflecting real user priorities
Real users impact

Thousands of users trust our site daily

Based on millions of stores and reviews

Shoppers influence our rankings
Analyzing top stores
Value for Money

2

Bluevua
Bluevua RO100ROPOT-UV Reverse Osmosis System Countertop Water Filter - 6 Stage Purification with UV and Remineralization, Counter RO Filtration, Portable Water Purifier
Main highlights

Countertop Filtration with Glass Carafe
Portable RO system with high borosilicate glass carafe, reducing risk of secondary pollution.

Ideal for Small Spaces
Perfect for apartments or homes without plumbing modifications.

Efficient Filtration Praised
Customers appreciate the 4-stage filtration removing 99.9% contaminants.
Key specs
- Filtration Stages:4-stage filtration
- Installation Type:Countertop, no plumbing
- Maintenance Frequency:12-24 months
- Dimensions:14.3 x 10.9 x 15.4 inches
- Contaminants Removed:99.9% of contaminants
9.7

Exceptional

Our Rating
3

Bluevua
Bluevua RO100ROPOT-Lite(UV) Countertop Reverse Osmosis Water Filter System, 7-Stage Purification with UV and Remineralization, 3:1 Pure to Drain, Portable Water Purifier (Blue)
Main highlights

Premium Purification and Design
7-stage RO system with UV light and remineralization in a space-saving design.

Ideal for Small Households
Perfect for 1-2 people, requiring no installation or plumbing.

Praised for Water Quality
Consistently delivers crystal clear, refreshing water with low TDS levels.
Key specs
- Filtration Stages:7-stage RO system
- Installation Type:Countertop, no plumbing
- Maintenance Frequency:Once a year
- Dimensions:9.7 x 9.5 x 14.1 inches
- Contaminants Removed:Lead-free, UV light
9.4

Excellent

Our Rating
4

SimPure
SimPure Y7P-BW UV Countertop Reverse Osmosis Water Filter, NSF/ANSI 58 Certified, 5 Stage RO Water Filtration System, Water Purifier for Home, 4: 1 Pure to Drain, BPA Free (No Installation Required)
Main highlights

Purity and Safety
Removes 99.99% of contaminants, including viruses and heavy metals.

Versatile Placement
Ideal for homes, offices, RVs, and camping with no installation.

Taste and Quality
Customers love the neutral taste and high water quality.
Key specs
- Filtration Stages:3-Stages RO
- Installation Type:Countertop
- Maintenance Frequency:Quick-change cartridges
- Dimensions:18D x 8W x 17H
- Contaminants Removed:Viruses, bacteria, heavy metals
9.3

Excellent

Our Rating

9.5
Easy installation

9.3
Simple to use

9.3
Water tight
5

Aigerri

Countertop Reverse Osmosis System Water Filter with UV, 5:1 Pure to Drain, 5 Stage RO Water Filtration, Portable No Installation Water Purifier, Countertop Filtration for Home, Off-White

25% Off
9.0

Excellent

Our Rating
See Today’s Deals & Prices
6

topzee

UV Countertop Reverse Osmosis Water Filter System, 8 Stage Water Purifier, 7L Large Water Tank for Home, 4:1 Pure to Drain, Reduce TDS PFAS, BPA Free (No Installation Required), White
8.9

Very Good

Our Rating
7

VonWater
VonWater 7-Stage Countertop Reverse Osmosis Water Filter System, 528 Gallons RO Water Filtration with Portable Pitcher, NSF/ANSI 372,53, Reduce TDS PFAS, 5 Volume Settings, 3:1 Pure to Drain CT910
Main highlights

NSF Certified Advanced Filtration
CT910 system purifies water to 0.0001 microns, removing 99.99% contaminants.

Ideal for Renters and Seniors
No-installation design with detachable pitcher, perfect for easy use anywhere.

User-Friendly TDS Display
Real-time TDS and filter life updates praised by customers.
Key specs
- Filtration Stages:All-in-1 filter
- Installation Type:No installation required
- Maintenance Frequency:Up to 12 months
- Dimensions:8.2 x 13.4 x 15.3 inches
- Contaminants Removed:TDS, PFOA, PFOS, lead
8.7

Very Good

Our Rating
8

Ecoviva
Ecoviva Countertop Reverse Osmosis System RO Water Filter, 5-Stage Filtration, Real-time TDS Monitor, 3:1 Pure to Drain, Zero-Installation Portable Water Purifier-Black
Main highlights

Compact Portable Design
Sleek, space-saving unit fits any kitchen or RV.

Ideal for Small Spaces
Perfect for kitchens, bedrooms, and RVs with limited space.

Impressive TDS Reduction
Customers praise low TDS levels post-filtration, enhancing water purity.
Key specs
- Filtration Stages:4-stage deep composite
- Installation Type:Countertop, no installation
- Maintenance Frequency:Alerts for filter change
- Dimensions:12.1 x 4.3 x 12.1 inches
- Contaminants Removed:1000+ contaminants
8.4

Good

Our Rating
9

EXPRESS WATER
Express Water EZRO5 Countertop Reverse Osmosis Water Filtration System, Simple Set Up Faucet Filter, White
Main highlights

Efficient Filtration System
4-stage filtration removes 99.99% of contaminants, ensuring clean water.

Ideal for Limited Space
Perfect for apartments or homes without under-sink options.

Taste Improvement
Most praised feature is the improved taste of water.
Key specs
- Filtration Stages:4 Stage
- Installation Type:Countertop
- Maintenance Frequency:Low Maintenance
- Dimensions:13.25L x 6.5W x 14H
- Contaminants Removed:99.99% major contaminants
8.3

Good

Our Rating

9.3
Flavor

9.1
Easy installation

8.7
worth the money
10

Stokk
Stokk E1 Reverse Osmosis Water Filter Countertop, 5 Stage RO Water Filter System with Remineralization Glass Pitcher, NSF/ANSI 58&372, Portable No Installation Water Purifier for Home Office

25% Off
Main highlights

Advanced Filtration and pH Boost
Five-stage filtration with RO membrane and alkaline filter for pure, healthy water.

Ideal for Versatile Use
Perfect for homes, offices, RVs, and more with no installation needed.

Ease of Use and Setup
Praised for simple setup and operation with informative digital display.
Key specs
- Filtration Stages:Activated carbon, RO membrane
- Installation Type:No installation needed
- Maintenance Frequency:10-24 months
- Dimensions:13.5 x 7.24 x 12.52 inches
- Contaminants Removed:Chlorine, fluoride, heavy metals
8.2

Good

Our Rating

10 Best countertop ro systems of 2025

1

Waterdrop WD-A2 Countertop Reverse Osmosis System, 𝐇𝐨𝐭 𝐚𝐧𝐝 𝐂𝐨𝐥𝐝 RO System, Portable Pure Water Tank, Bottleless Water Cooler, 6 Temperature Settings, Hot Cold Room Water, 3:1 Pure to Drain

How do we rank?

How do we rank?

Analyzing top stores

2

Bluevua RO100ROPOT-UV Reverse Osmosis System Countertop Water Filter - 6 Stage Purification with UV and Remineralization, Counter RO Filtration, Portable Water Purifier

3

Bluevua RO100ROPOT-Lite(UV) Countertop Reverse Osmosis Water Filter System, 7-Stage Purification with UV and Remineralization, 3:1 Pure to Drain, Portable Water Purifier (Blue)

4

SimPure Y7P-BW UV Countertop Reverse Osmosis Water Filter, NSF/ANSI 58 Certified, 5 Stage RO Water Filtration System, Water Purifier for Home, 4: 1 Pure to Drain, BPA Free (No Installation Required)

9.5

9.3

9.3

5

Countertop Reverse Osmosis System Water Filter with UV, 5:1 Pure to Drain, 5 Stage RO Water Filtration, Portable No Installation Water Purifier, Countertop Filtration for Home, Off-White

6

UV Countertop Reverse Osmosis Water Filter System, 8 Stage Water Purifier, 7L Large Water Tank for Home, 4:1 Pure to Drain, Reduce TDS PFAS, BPA Free (No Installation Required), White

7

VonWater 7-Stage Countertop Reverse Osmosis Water Filter System, 528 Gallons RO Water Filtration with Portable Pitcher, NSF/ANSI 372,53, Reduce TDS PFAS, 5 Volume Settings, 3:1 Pure to Drain CT910

8

Ecoviva Countertop Reverse Osmosis System RO Water Filter, 5-Stage Filtration, Real-time TDS Monitor, 3:1 Pure to Drain, Zero-Installation Portable Water Purifier-Black

9

Express Water EZRO5 Countertop Reverse Osmosis Water Filtration System, Simple Set Up Faucet Filter, White

9.3

9.1

8.7

10

Stokk E1 Reverse Osmosis Water Filter Countertop, 5 Stage RO Water Filter System with Remineralization Glass Pitcher, NSF/ANSI 58&372, Portable No Installation Water Purifier for Home Office

Sign up and get exclusive special deals