Water Purifier
FailBuyers convert on only 0.9% of searches, so Water Purifier is a Fail.
- Flapen Score
- 44 / 100Ranks 4,195 of 5,777 Home & Garden niches · −7 vs the category median of 5144
- Market size
- £128K/yr129K searches / yr
- 90-day growth
- +28.2%search demand this quarter
- Competition
- 53%top-5 click share · 11 brands · 26 sellers
Flapen Score
Water Purifier against its category
The dotted line is the Home & Garden average. Past it, Water Purifier is stronger. Inside it, weaker.
Market
The Water Purifier market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Water Purifier 129K times last year and spent an estimated £128K. The top 5 brands take 91% of clicks. Demand peaks in Aug–Sep. Flapen scores it 44 out of 100, a Fail.
01 · Demand
An estimated 0.9% of those searches ended in a purchase.
Shoppers searched for this 129K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 0.9% of those searches ended in a purchase. Searches in the last 90 days moved +28.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated £128K a year.
- Searches, last 12 months
- 129K
- Growth, 90 days vs prior 90
- +28.2%
- Conversion, latest week
- 0.9%
- Market size, estimated
- £128Ka year
- Peak month
- August1.7× the quietest month
- Top search term
- water filter machine24K searches a year
02 · Price
A sale here is worth £112.82.
Listings sell for £112.82 on average, from £25.01 to £401.31. Amazon reports units sold in ranges. This niche sold 750 to 1K a year. The average listing sells 0 to 100 of them. At £112.82 that is £0 to £11K a year per listing.
- Average price
- £112.82above the $15 to $100 sweet spot
- Price range
- £25.01–£401.31
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 750–1K
- Units per listing a year
- 0–100
- Revenue per listing a year
- £0–£11K
- Returns
- 3.0%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is ads.
92% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.4% of listings are out of stock. The average listing ranks #37 within Water Coolers, Filters & Cartridges. It carries 1,293 reviews at 4.30 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 92%
- Prime listings
- 100%
- Out of stock, average day
- 0.4%
- Average rank
- #37in Water Coolers, Filters & Cartridges
- Average rating
- 4.30 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 1,293per listing
- Listings tracked
- 26
04 · Newcomers
3 of last year's 4 launches cleared the first-year sales bar.
4 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 47 months on average, so the names here are settling in.
- Launched, last 12 months
- 4
- Successful launches
- 3Amazon's first-year sales bar
- Average brand age
- 47 months
Products
Top Water Purifier 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
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

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

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 White (NOT Reduce TDS)
- Price
- £32.05
- Rating
- 4.6/5
- Reviews
- 1,854
- 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 Mega Instant Electric Water Filter Jug with 3 Months Filter 6L Countertop Water Filter System Reduces Chlorine Lead Mercury Reduce PFAS PFOA/PFOS 757 Litres Blue (1 Filter Included)
- Price
- £49.93
- Rating
- 4.5/5
- Reviews
- 821
- Age
- 2y ago
Trending
estimated 90-day click momentum
Jimmy R9 Pro Reverse Osmosis Water Filter System Countertop Cold and Instant Hot Water Dispenser Mineralized RO Water Purifier with 7-Stage Filtration Temperature Control UV TDS Monitor
- Price
- £401.31
- Rating
- 4.2/5
- Reviews
- 90
- Age
- 5mo ago

Waterdrop CT01 Instant Hot & Cold Filtered Water Dispenser Reduces TDS Limescale Chlorine Retain Main Minerals 8-Stage Filtration with UV Sterilization Various Temperature and Cup-size Presets
- Price
- £148.78
- Rating
- 4.4/5
- Reviews
- 72
- Age
- 7mo ago

CIARRA X SusGreenable Reverse Osmosis System Countertop with Instant Hot Water With 5-Stage RO Water Filter SGROF03 4.3L Tank 2300W 3-Second Heating TDS Display 2000L Capacity
- Price
- £266.88
- Rating
- 3.8/5
- Reviews
- 52
- Age
- 1y ago

Aqua Quality Countertop Instant Hot Water Dispenser | RO Water Filter System | Temp & Volume Control | TDS & Filter Life Monitoring | 4-Stage Filtration with UV-C Sanitisation | NSF/ANSI 58 Certified
- Price
- £297.34
- Rating
- 3.8/5
- Reviews
- 6
- Age
- 8mo ago

KOMORE 4L Instant Hot Water Dispenser Filter Water Dispenser with 7 Temperature Presets & 7 Volume Options 2600W Fast Boil Electric Kettle with LED Touch Display Black
- Price
- £101.99
- Rating
- 4.3/5
- Reviews
- 107
- Age
- 10mo ago
Newest
by launch date
Jimmy R9 Pro Reverse Osmosis Water Filter System Countertop Cold and Instant Hot Water Dispenser Mineralized RO Water Purifier with 7-Stage Filtration Temperature Control UV TDS Monitor
- Price
- £401.31
- Rating
- 4.2/5
- Reviews
- 90
- Age
- 5mo ago

Waterdrop CT01 Instant Hot & Cold Filtered Water Dispenser Reduces TDS Limescale Chlorine Retain Main Minerals 8-Stage Filtration with UV Sterilization Various Temperature and Cup-size Presets
- Price
- £148.78
- Rating
- 4.4/5
- Reviews
- 72
- Age
- 7mo ago

Aqua Quality Countertop Instant Hot Water Dispenser | RO Water Filter System | Temp & Volume Control | TDS & Filter Life Monitoring | 4-Stage Filtration with UV-C Sanitisation | NSF/ANSI 58 Certified
- Price
- £297.34
- Rating
- 3.8/5
- Reviews
- 6
- Age
- 8mo ago

KOMORE 4L Instant Hot Water Dispenser Filter Water Dispenser with 7 Temperature Presets & 7 Volume Options 2600W Fast Boil Electric Kettle with LED Touch Display Black
- Price
- £101.99
- Rating
- 4.3/5
- Reviews
- 107
- Age
- 10mo 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
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 53% of clicks. Leaders hold, but buyers still shop past them.
Brands
11 falling
Sellers
26
Est. top-5 brand share
91%
Top 20: 100%
Est. top-5 click share
53%
Top 20: 93%
Open market
7%
- Waterdrop63%
- BRITA11%
- Aqua Optima8%
- INVIGORATED WATER5%
- PHILIPS3%
- Jimmy2%
- Open — no brand owns it (5 brands, 7%)
Demand
Water Purifier search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Aug, Sep · busiest ÷ quietest = 1.7×
Search terms
Top Water Purifier search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- water filter machine24K/yr
- water purifier machine21K/yr
- water filter dispenser20K/yr
- electric water filter14K/yr
- countertop water filter14K/yr
- cold water12K/yr
- filter water dispenser6K/yr
- filtered water dispenser6K/yr
- electric water filter machine4K/yr
- water filter electric5K/yr
Reviews and returns
What reviews say buyers love and hate about Water Purifier
We read the reviews and the return reasons for every product selling here.
“Breaks easily”
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.
18 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 Purifier 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









