Water Filter Market Pricing
Analysis of 170,967 water filter listings to identify the best value options.
What you'll usually pay
💡 Used ones cost about 165% more here.
👉 In short easy summary
The best value is found in brand-name refrigerator and jug filters, with BRITA showing a -37% delta. Conversely, Whole House and Reverse Osmosis systems command a premium, with deltas of 111% and 125% respectively.
💚 Best value for your money
Price by brand
Why? Prices vary by brand recognition, ranging from BRITA at 24.05 to Unbranded at 35.99.
Price by type
Why? Complexity of installation drives cost, from Filter Jugs at 26 to Whole House systems at 79.99.
Price by number in pack
Why? Bulk purchasing lowers the median cost, with 2-packs at 29.94 versus single units at 65.39.
Price by filtration method
Why? Technology level impacts price, from Carbon/Charcoal at 29.99 to Reverse Osmosis at 85.45.
🛒 Some on sale right now
Common questions
Which brand offers the lowest median price?
BRITA has the lowest median price at 24.05.
Is it cheaper to buy filters in bulk?
Yes, the median price for a 2-pack is 29.94, while a single pack is 65.39.
What is the most expensive filtration method?
Reverse Osmosis is the most expensive with a median price of 85.45.
How we got these numbers
Worked out from 200 live eBay listings (price range $16–$253, odd outliers ignored). These are asking prices, so use them as a guide. Last checked July 23, 2026.