Best Selling Ro Water Filter on Amazon
138
Products
USMarketplace
May 2026Reporting Period
Sales Volume of Top ASINs for 'ro water filter' on AmazonMay 2026

Most Selling Products

This list compiles the monthly sales and rankings of all ASINs that appeared within the first three pages of search results for the keyword “ro water filter” on Amazon.com in the United States, totaling 138 products. Under this keyword, the top-ranked ASIN recorded more than 50,000 orders in May.
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138
ASINs
1
everydrop by Whirlpool Ice and Water Refrigerator Filter 1, EDR1RXD1, Single-Pack
Title
everydrop by Whirlpool Ice and Water Refrigerator Filter 1, EDR1RXD1, Single-Pack
Sales Volume
50,000+
Price($)
53.99
Ratings
4.7
Reviews
107,804
2
GE RPWFE Refrigerator Water Filter, Genuine Replacement Filter, Certified to Reduce Lead, Sulfur, and 50+ Other Impurities, Replace Every 6 Months for Best Results, Pack of 1
Title
GE RPWFE Refrigerator Water Filter, Genuine Replacement Filter, Certified to Reduce Lead, Sulfur, and 50+ Other Impurities, Replace Every 6 Months for Best Results, Pack of 1
Sales Volume
30,000+
Price($)
49.98
Ratings
4.6
Reviews
49,303
3
everydrop by Whirlpool Ice and Water Refrigerator Filter 2, EDR2RXD1, Single-Pack
Title
everydrop by Whirlpool Ice and Water Refrigerator Filter 2, EDR2RXD1, Single-Pack
Sales Volume
20,000+
Price($)
53.99
Ratings
4.7
Reviews
45,658
4
ZeroWater Official Replacement Filter - 5-Stage 0 TDS Water Filter Replacement IAPMO Certified to Reduce Lead, Chromium, and PFOA/PFOS 4-Pack
Title
ZeroWater Official Replacement Filter - 5-Stage 0 TDS Water Filter Replacement IAPMO Certified to Reduce Lead, Chromium, and PFOA/PFOS 4-Pack
Sales Volume
10,000+
Price($)
47.99
Ratings
4.5
Reviews
96,409
5
Waterdrop G3-N1CF Filter, Replacement for Waterdrop G3-W & G3P600 & G3P800 Reverse Osmosis System, 6-month Lifetime
Title
Waterdrop G3-N1CF Filter, Replacement for Waterdrop G3-W & G3P600 & G3P800 Reverse Osmosis System, 6-month Lifetime
Sales Volume
6,000+
Price($)
29.99
Ratings
4.8
Reviews
2,765
6
Culligan with ZeroWater Technology Replacement Filter 3-Pack, 5-Stage Advanced Water Filter – IAPMO Certified to Reduce Lead, Total PFAS (Forever Chemicals), Mercury, Fluoride, and Chlorine
Title
Culligan with ZeroWater Technology Replacement Filter 3-Pack, 5-Stage Advanced Water Filter – IAPMO Certified to Reduce Lead, Total PFAS (Forever Chemicals), Mercury, Fluoride, and Chlorine
Sales Volume
5,000+
Price($)
39.04
Ratings
4.2
Reviews
1,639
7
iSpring RCC7AK, NSF Certified, 75 GPD, Alkaline 6-Stage Reverse Osmosis System, pH+ Remineralization RO Water Filter System Under Sink, Patented Top-Mounted Faucet Design for Easy Installation
Title
iSpring RCC7AK, NSF Certified, 75 GPD, Alkaline 6-Stage Reverse Osmosis System, pH+ Remineralization RO Water Filter System Under Sink, Patented Top-Mounted Faucet Design for Easy Installation
Sales Volume
3,000+
Price($)
234.99
Ratings
4.6
Reviews
14,811
8
Waterdrop G3-N3CB Filter, Replacement for Waterdrop G3-W & G3P600 & G3P800 Reverse Osmosis System, 12-month Lifetime
Title
Waterdrop G3-N3CB Filter, Replacement for Waterdrop G3-W & G3P600 & G3P800 Reverse Osmosis System, 12-month Lifetime
Sales Volume
3,000+
Price($)
29.99
Ratings
4.8
Reviews
1,884
9
Waterdrop 10UA Under Sink Water Filter System, Reduces PFAS, PFOA/PFOS, Lead, Chlorine, Bad Taste & Odor, Under Counter Water Filter Connects Directly to Your Faucet, NSF/ANSI 42 Certified, 1 Year
Title
Waterdrop 10UA Under Sink Water Filter System, Reduces PFAS, PFOA/PFOS, Lead, Chlorine, Bad Taste & Odor, Under Counter Water Filter Connects Directly to Your Faucet, NSF/ANSI 42 Certified, 1 Year
Sales Volume
2,000+
Price($)
41.99
Ratings
4.6
Reviews
13,560
10
Bluevua RO100ROPOT Countertop Reverse Osmosis Water Filter System, Portable RO Filtration with Remineralization, No Installation, WQA Certified - ROPOT-UV, 6-Stage RO
Title
Bluevua RO100ROPOT Countertop Reverse Osmosis Water Filter System, Portable RO Filtration with Remineralization, No Installation, WQA Certified - ROPOT-UV, 6-Stage RO
Sales Volume
2,000+
Price($)
409.00
Ratings
4.4
Reviews
1,314
Keyword Ro Water Filter Weekly Search Volume Trend
99,014
172,363
Search Frequency Rank
During May 17–23, this keyword ranked 172,363 in Amazon's Brand Analytics(ABA) report, up 99,014 from the previous week. The most recent Weekly search volume was 1,097 (+60.15% WoW). These insights help Amazon Sellers track long-term demand trends, identify market opportunities, and spot seasonal peaks.
Ro Water Filter Market Overview
This dataset shows the distribution of all ASINs on the first three pages under the keyword "ro water filter". In the price range of $200–$500, there are 91 ASINs, the highest proportion, accounting for 24.80%. Nearly 72.16% of ASINs have a rating of 4.3-4.7. For this keyword, the top three ranked ASINs have a combined click-through rate of 36.44% and a combined conversion rate of 19.35%.
Price Range Distribution($)
Price distribution of all ASINs on the first three pages of search results for this keyword.
Price($)Ratio
0-10
0.00%
10-20
3.00%
20-50
19.35%
50-100
23.98%
100-200
22.34%
200-500
24.80%
500-1,000
5.18%
1,000-0
1.36%
Rating Distribution
Rating distribution of all ASINs on the first three pages of search results for this keyword.
RatingRatio
4.8-5.0
14.86%
4.3-4.7
72.16%
3.8-4.2
11.89%
3.3-3.7
0.81%
2.8-3.2
0.27%
0.0-2.7
0.00%
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Review Count Distribution
Review Count of all ASINs on the first three pages of search results for this keyword.
Review CountRatio
0-100
32.16%
100-500
29.46%
500-1,000
13.24%
1,000-2,000
8.11%
2,000-5,000
9.46%
5,000-10,000
2.70%
10,000-0
4.86%
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Top3 Click Share
36.44%
Trend changes in the combined click share of the Top 3 ASINs for the keyword ro water filter.
Top3 Conversion Share
19.35%
Trend changes in the combined conversion share of the Top 3 ASINs for the keyword ro water filter.
Top3 ASINs
Top 3 ASINs by click share and conversion share for this keyword.
AsinClick(%)Conversion(%)
B0GHP4KY1ZB0GHP4KY1Z
19.35%
12.90%
B005LJ8EXUB005LJ8EXU
11.06%
0.00%
B00204CQF6B00204CQF6
6.03%
6.45%
Most Selling Products
Search Volume & Trends
Market Overview
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