Water Filter
MaybeShoppers spend an estimated $3.4M a year here. But the top 5 brands take 95% of clicks, so Water Filter is a Maybe.
- Flapen Score
- 56 / 100Top 29% of 5,777 Home & Garden niches · +5 vs the category median of 5156
- Market size
- £3.4M/yr3.2M searches / yr
- 90-day growth
- +0.7%search demand this quarter
- Competition
- 55%top-5 click share · 7 brands · 85 sellers
Flapen Score
Water Filter against its category
The dotted line is the Home & Garden average. Past it, Water Filter is stronger. Inside it, weaker.
Market
The Water Filter market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Water Filter 3.2M times last year and spent an estimated £3.4M. The top 5 brands take 95% of clicks. Flapen scores it 56 out of 100, a Maybe.
01 · Demand
An estimated 4.9% of those searches ended in a purchase.
Shoppers searched for this 3.2M times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 4.9% of those searches ended in a purchase. Searches in the last 90 days moved +0.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated £3.4M a year.
- Searches, last 12 months
- 3.2M
- Growth, 90 days vs prior 90
- +0.7%
- Conversion, latest week
- 4.9%
- Market size, estimated
- £3.4Ma year
- Peak month
- September1.5× the quietest month
- Top search term
- water filter1.7M searches a year
02 · Price
A sale here is worth £21.89.
Listings sell for £21.89 on average, from £8.22 to £102.17. Amazon reports units sold in ranges. This niche sold 125K to 150K a year. The average listing sells 5,000 to 6,000 of them. At £21.89 that is £109K to £131K a year per listing.
- Average price
- £21.89inside the $15 to $100 sweet spot
- Price range
- £8.22–£102.17
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 125K–150K
- Units per listing a year
- 5,000–6,000
- Revenue per listing a year
- £109K–£131K
- Returns
- 1.0%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is ads and reviews.
92% of listings pay for placement with sponsored ads. 92% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #8 within Water Coolers, Filters & Cartridges. It carries 11,776 reviews at 4.55 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 92%
- Prime listings
- 92%
- Out of stock, average day
- 0.0%
- Average rank
- #8in Water Coolers, Filters & Cartridges
- Average rating
- 4.55 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 11,776per listing
- Listings tracked
- 25
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 52 months on average, so the names here are settling in.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 52 months
Products
Top Water Filter products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 27, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Aqua Optima Liscia Water Filter Jug & 3 Evolve+ Filter Cartridges 2.5L White - Fridge & Dishwasher Friendly Easy Fill - Reduces Limescale Chlorine & Other Impurities - By LAICA (Packaging May Vary)
- Price
- £10.21
- Rating
- 4.6/5
- Reviews
- 9,936
- Age
- 4y ago

BRITA Marella Water Filter Jug Graphite (2.4L) Starter Pack incl. 3x MAXTRA PRO Pure Performance cartridge - fridge-fitting jug with digital LTI and Flip-Lid - now in sustainable Smart Box packaging
- Price
- £17.97
- Rating
- 4.7/5
- Reviews
- 11,462
- Age
- 3y ago

BRITA Flow XXL Water Filter Tank (8.2L) incl. 1x MAXTRA PRO Pure Performance cartridge - fridge-fitting dispenser for families and offices - now in sustainable Smart Box packaging
- Price
- £30.06
- Rating
- 4.5/5
- Reviews
- 5,976
- Age
- 3y ago

Philips Water Filter Jug +4 Taste+ Replacement Filter Cartridges Fast flow White 2.6 litres Electronic timer Packaging May Vary
- Price
- £16.57
- Rating
- 4.4/5
- Reviews
- 7,273
- Age
- 2y ago

Waterdrop Instant Electric Water Filter Jug with a 3-Months Filter 3.5L Countertop Water Filter System Reduces Chlorine Lead Mercury Reduce PFAS PFOA/PFOS 757 Litres Blue (NOT Reduce TDS)
- Price
- £32.22
- Rating
- 4.6/5
- Reviews
- 1,854
- Age
- 1y ago
Trending
estimated 90-day click momentum
Waterdrop Instant Electric Water Filter Jug with a 3-Months Filter WD-ED61B 3.5L Countertop Water Filter System Reduce 98% Chlorine and 20+ Contaminants Blue (NOT Reduce TDS)
- Price
- £32.88
- Rating
- 4.6/5
- Reviews
- 673
- Age
- 1y ago

BRITA Marella Water Filter Jug White (2.4L) Starter Pack incl. 3x MAXTRA PRO Pure Performance cartridge - fridge-fitting jug with digital LTI and Flip-Lid - now in sustainable Smart Box packaging
- Price
- £18.10
- Rating
- 4.7/5
- Reviews
- 6,883
- Age
- 3y ago

Aqua Optima Liscia Water Filter Jug & 3 Evolve+ Filter Cartridges 2.5L White - Fridge & Dishwasher Friendly Easy Fill - Reduces Limescale Chlorine & Other Impurities - By LAICA (Packaging May Vary)
- Price
- £10.21
- Rating
- 4.6/5
- Reviews
- 9,936
- Age
- 4y ago

BRITA Marella Water Filter Jug Blue (2.4L) Starter Pack incl. 3x MAXTRA PRO Pure Performance cartridge - fridge-fitting jug with digital LTI and Flip-Lid - now in sustainable Smart Box packaging
- Price
- £18.77
- Rating
- 4.7/5
- Reviews
- 10,148
- Age
- 3y ago

Philips Water Filter Jug +4 Taste+ Replacement Filter Cartridges Fast flow White 2.6 litres Electronic timer Packaging May Vary
- Price
- £16.57
- Rating
- 4.4/5
- Reviews
- 7,273
- Age
- 2y ago
Newest
by launch date
Water2 Pod 2.0 Under Sink Filter - Reduces Contaminants for Filtered Better-Tasting Water. Quick & Easy to Install. Backed by Bear Grylls. Kit - Includes Capsule Flexis Smart Buzzer & Guide.
- Price
- £102.17
- Rating
- 4.5/5
- Reviews
- 301
- Age
- 1y ago

Waterdrop Instant Electric Water Filter Jug with a 3-Months Filter WD-ED61B 3.5L Countertop Water Filter System Reduce 98% Chlorine and 20+ Contaminants Blue (NOT Reduce TDS)
- Price
- £32.88
- Rating
- 4.6/5
- Reviews
- 673
- Age
- 1y ago

Waterdrop Instant Electric Water Filter Jug with a 3-Months Filter 3.5L Countertop Water Filter System Reduces Chlorine Lead Mercury Reduce PFAS PFOA/PFOS 757 Litres Blue (NOT Reduce TDS)
- Price
- £32.22
- Rating
- 4.6/5
- Reviews
- 1,854
- Age
- 1y ago

Waterdrop PT-05BL-L Water Filter Jug 1×90 Days Filter 2.5L NSF Certified Reduces Lead Fluoride Chlorine and More BPA Free Black
- Price
- £8.63
- Rating
- 4.6/5
- Reviews
- 15,437
- Age
- 2y ago

Philips Water Filter Jug +4 Taste+ Replacement Filter Cartridges Fast flow White 2.6 litres Electronic timer Packaging May Vary
- Price
- £16.57
- Rating
- 4.4/5
- Reviews
- 7,273
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 55% of clicks. Leaders hold, but buyers still shop past them.
Brands
7 falling
Sellers
85
Est. top-5 brand share
95%
Top 20: 100%
Est. top-5 click share
55%
Top 20: 94%
Open market
2%
- BRITA41%
- Waterdrop23%
- Aqua Optima20%
- PHILIPS6%
- AQUAPHOR5%
- Amazon Basics3%
- Open — no brand owns it (1 brand, 2%)
Demand
Water Filter search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5×
Search terms
Top Water Filter search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- water filter1.7M/yr
- water filter jug703K/yr
- water purifier177K/yr
- filter jug131K/yr
- filter96K/yr
- water filter system97K/yr
- water filter jug and cartridges57K/yr
- water filter jugs83K/yr
- filters water jug31K/yr
- filter water jug25K/yr
Reviews and returns
What reviews say buyers love and hate about Water Filter
We read the reviews and the return reasons for every product selling here.
“Does not filter”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
17 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Water Filter questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









