Gravity Water Filter
FailThe top 5 brands take 98% of clicks, so Gravity Water Filter is a Fail.
- Flapen Score
- 32 / 100Ranks 2,167 of 2,225 DIY & Tools niches · −17 vs the category median of 4932
- Market size
- £123K/yr59K searches / yr
- 90-day growth
- -25.8%search demand this quarter
- Competition
- 75%top-5 click share · 6 brands · 9 sellers
Flapen Score
Gravity Water Filter against its category
The dotted line is the DIY & Tools average. Past it, Gravity Water Filter is stronger. Inside it, weaker.
Market
The Gravity Water Filter market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Gravity Water Filter 59K times last year and spent an estimated £123K. The top 5 brands take 98% of clicks. Flapen scores it 32 out of 100, a Fail.
01 · Demand
An estimated 2.5% of those searches ended in a purchase.
Shoppers searched for this 59K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 2.5% of those searches ended in a purchase. Searches in the last 90 days moved -25.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated £123K a year.
- Searches, last 12 months
- 59K
- Growth, 90 days vs prior 90
- -25.8%
- Conversion, latest week
- 2.5%
- Market size, estimated
- £123Ka year
- Top search term
- british berkefeld water filter15K searches a year
02 · Price
A sale here is worth £83.11.
Listings sell for £83.11 on average, from £20.95 to £172.26. Amazon reports units sold in ranges. This niche sold 1K to 2K a year. The average listing sells 0 to 100 of them. At £83.11 that is £0 to £8K a year per listing.
- Average price
- £83.11inside the $15 to $100 sweet spot
- Price range
- £20.95–£172.26
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 1K–2K
- Units per listing a year
- 0–100
- Revenue per listing a year
- £0–£8K
- Returns
- 2.9%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is ads.
93% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 7.1% of listings are out of stock. The average listing ranks #92 within Kitchen & Bath Fixtures. It carries 966 reviews at 4.48 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 93%
- Prime listings
- 100%
- Out of stock, average day
- 7.1%
- Average rank
- #92in Kitchen & Bath Fixtures
- Average rating
- 4.48 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 966per listing
- Listings tracked
- 14
04 · Newcomers
0 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 53 months on average, so the names here are settling in.
- Launched, last 12 months
- 2
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 53 months
Products
Top Gravity 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 22, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
British Berkefeld 6L Ultra Sterasyl Gravity Water Filter System
- Price
- £129.68
- Rating
- 4.5/5
- Reviews
- 795
- Age
- 4y ago

British Berkefeld 8.5L Ultra Sterasyl Gravity Water Filter System
- Price
- £142.19
- Rating
- 4.5/5
- Reviews
- 795
- Age
- 1y ago

British Berkefeld 7 Ultra Sterasyl Ceramic Gravity Filter Cartridge | 2 Pack| Reduces Contaminants | Suitable for All Gravity Cans | Improves Taste & Odour | NSF Certified Candle Element
- Price
- £36.83
- Rating
- 4.7/5
- Reviews
- 1,058
- Age
- 15y ago

British Berkefeld 12L Ultra Sterasyl Gravity Water Filter System
- Price
- £162.84
- Rating
- 4.5/5
- Reviews
- 795
- Age
- 4y ago

pH Recharge Glass Alkaline Countertop Water Filter Dispenser - 2.25 Gallons Jug - Removes Fluoride Chlorine & Impurities - Improves Water pH - Clean Healthy Drinking Water - 8.5 Litres
- Price
- £51.62
- Rating
- 4.1/5
- Reviews
- 2,229
- Age
- 6y ago
Trending
estimated 90-day click momentum
2.25G Gravity Water Filtration System 2-Stage 0.01m Ultra-Filtration Countertop Water Filter 304 Stainless Steel Gravity-Fed Water Purifier with 2 Composite Carbon Filters & Stand SQ-GTK-CUM
- Price
- £74.30
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 10mo ago

Purewell 8 5L Gravity Water Filter System Stainless Steel Countertop with 2 Filters Stand & Water Level Window Removes 99% Chlorine for Home Camping & Survival
- Price
- £127.13
- Rating
- 4.6/5
- Reviews
- 22
- Age
- 2y ago

2.25G Gravity Water Filtration System Countertop Water Filter 304 Stainless Steel Gravity-Fed Water Purifier with 2 Composite Ceramic Filters & Stand SQ-GTK-CCB
- Price
- £73.28
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 10mo ago

CO-Z Gravity-Fed Water Filter System 8.5L UV Countertop Water Filtration System Stainless Steel Water Purifier with 2 Carbon Filters Water Level Spigot Chamber Stand NSF/ANSI 42 Certification
- Price
- £85.54
- Rating
- 4.3/5
- Reviews
- 160
- Age
- 1y ago

British Berkefeld 8.5L Ultra Sterasyl Gravity Water Filter System
- Price
- £142.19
- Rating
- 4.5/5
- Reviews
- 795
- Age
- 1y ago
Newest
by launch date
2.25G Gravity Water Filtration System Countertop Water Filter 304 Stainless Steel Gravity-Fed Water Purifier with 2 Composite Ceramic Filters & Stand SQ-GTK-CCB
- Price
- £73.28
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 10mo ago

2.25G Gravity Water Filtration System 2-Stage 0.01m Ultra-Filtration Countertop Water Filter 304 Stainless Steel Gravity-Fed Water Purifier with 2 Composite Carbon Filters & Stand SQ-GTK-CUM
- Price
- £74.30
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 10mo ago

CO-Z Gravity-Fed Water Filter System 8.5L UV Countertop Water Filtration System Stainless Steel Water Purifier with 2 Carbon Filters Water Level Spigot Chamber Stand NSF/ANSI 42 Certification
- Price
- £85.54
- Rating
- 4.3/5
- Reviews
- 160
- Age
- 1y ago

British Berkefeld 8.5L Ultra Sterasyl Gravity Water Filter System
- Price
- £142.19
- Rating
- 4.5/5
- Reviews
- 795
- Age
- 1y ago

British Berkefeld 8.5L Ultra Fluoride Gravity Water Filter System
- Price
- £172.26
- Rating
- 4.3/5
- Reviews
- 29
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 75% of clicks. A locked shelf that new listings rarely crack.
Brands
6 flat
Sellers
9
Est. top-5 brand share
98%
Top 20: 100%
Est. top-5 click share
75%
Top 20: 100%
Open market
0%
- DOULTON74%
- Waterdrop8%
- INVIGORATED WATER8%
- ULTGRT6%
- Purewell2%
- CO-Z2%
Search terms
Top Gravity Water Filter search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- british berkefeld water filter15K/yr
- gravity water filter17K/yr
- stainless steel water filter7K/yr
- ceramic water filter8K/yr
- berkefeld water filter5K/yr
- gravity water filter system5K/yr
- british berkefeld3K/yr
Reviews and returns
What reviews say buyers love and hate about Gravity Water Filter
We read the reviews and the return reasons for every product selling here.
“it started leaking”
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 Gravity 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








