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Water Purifier

Fail

Buyers convert on only 0.9% of searches, so Water Purifier is a Fail.

Flapen Score
44
44 / 100
Ranks 4,195 of 5,777 Home & Garden niches · −7 vs the category median of 51
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.

44Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

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.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 53% of clicks. Leaders hold, but buyers still shop past them.

£0£13K£26K£38K£51K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

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.

5K3KPrime Day '25Black Friday '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

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.

17%of positive reviews mention “Filtration”
13%of negative reviews mention “Durability”
3.0%of orders come back
“Breaks easily”
A buyer, on “Durability”13% of negative reviews mention the same topic

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

NegativePositive

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