berkey water filter uk
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Great1.6%return rate — above 5% kills the launch gate
Review moat
Good543.45avg incumbent reviews — the moat a new listing must climb
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Avg price
Good£139.57avg listing price — sweet spot $15–$100
Conversion
Okay2.1%search→purchase rate — share of searches ending in a sale
Price range
Okay£32.99–£280.90cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay£108K£109K/yr · 36K searches
Competition
Bad79%top-5 click share — a locked-up shelf
Growth
Bad-23.9%90-day search growth — must beat 0% to launch
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, berkey water filter uk is a £109K/yr Amazon United Kingdom market (36K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 34/100.
Data updated Jul 22, 2026 · scored weekly · How we score niches
berkey water filter uk market data
- Units sold / yr
- 250–500
- avg 0–100/product
- Revenue / yr
- £35K–£70K
- units × avg price
- Conversion rate
- 2.1%
- Avg BSR
- #105
- Page quality
- 0%
- Prime
- 91%
- Sponsored
- 73%
- Out of stock
- 1.4%
- Avg brand age
- 46 months
- Avg seller age
- 215 days
Competition & brand share
The top 5 products capture 79% of clicks — a locked-up shelf that new listings rarely crack.Brands
5 falling
Sellers
9
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
79%
Top 20: 100%
Open market
0%
- DOULTON72%
- Weeplow11%
- Berkey10%
- Spares2go5%
- Euroguard2%
- Open — no brand owns it (0%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -23.9% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.6×
Top berkey water filter uk search terms
- berkey water filter24K/yr
- berkey water filter uk11K/yr
- berkey2K/yr
Top berkey water filter uk products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 11 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
British Berkefeld 6L Ultra Sterasyl Gravity Water Filter System
DOULTON£129.684.5★795 rev
British Berkefeld 8.5L Ultra Sterasyl Gravity Water Filter System
DOULTON£142.194.5★795 rev
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
DOULTON£36.834.7★1,058 rev
Weeplow - 2 Berkey Filters for Berkey Gravity Water Filter Systems Purification Element Compatible with Travel Big Royal Imperial Crown Light Series
Weeplow£65.694.4★697 rev
Big Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 2.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters
Berkey£280.904.2★164 rev
Newest
by launch dateBritish Berkefeld 8.5L Ultra Sterasyl Gravity Water Filter System
DOULTON£142.19795 rev
British Berkefeld 8.5L Ultra Fluoride Gravity Water Filter System
DOULTON£172.2629 rev
Travel Berkey 1.5 Gal. Water Purifier 2 Filters
Berkey£253.6651 rev
EuroGuard Gravity Water Filter System 8.5L 304 Stainless Steel Drinking Water Purifier System with Two Carbon Water Filters | Premium Metal Tap | Best for Camping Outdoors or Home
Euroguard£104.4460 rev
Big Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 2.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters
Berkey£280.90164 rev
Trending
90-day click momentum
Weeplow Earth Gravity Water Filter System 8.5L Stainless Steel Countertop Filter Compatible with Berkey Systems Includes 2 OPure 2 Filter Elements
Weeplow£153.834.6★
Weeplow - 2 Berkey Filters for Berkey Gravity Water Filter Systems Purification Element Compatible with Travel Big Royal Imperial Crown Light Series
Weeplow£65.694.4★
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
DOULTON£36.834.7★
British Berkefeld 8.5L Ultra Sterasyl Gravity Water Filter System
DOULTON£142.194.5★
British Berkefeld 8.5L Ultra Fluoride Gravity Water Filter System
DOULTON£172.264.3★
What buyers say about berkey water filter uk
What buyers praise and complain about, mined from review topics.What buyers love
“Well worth the money”
“the quality of water produced is fantastic”
“Great filtration”
“Easy to assemble”
“An absolute object of beauty”
“it does what it says”
“Best thing we ever bought, you can not smell or taste tge chlorine from the tap water when you use this appliance, it's brilliant”
“British made and long may it stay that way”
“easy to use”
“The difference with the water is unbelievable, so soft”
What buyers complain about
“Water filtration appears very slow”
“Leaky tap”
“The filters are also rather expensive”
“the seller sent me the incorrect size”
“then it stopped working so Im trying to send this back”
“The set up is rather expensive”
“Oh yes, big one - the instructions are really poor and if you're looking for English instructions all the qr codes lead you to a french page, and the instruction video is poor too”
“.You wont see that in the glossy adverts”
“why on earth it can not be used on anything other than clean tap water if it does really filter all the bad out”
Top return reasons
Common questions
- Is berkey water filter uk profitable to sell on Amazon United Kingdom?
- The niche generates £109K/yr across 11 tracked products. 90-day search growth is -23.9%. Flapen's verdict: Skip it (34/100).
- How competitive is the berkey water filter uk niche?
- 5 brands and 9 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in berkey water filter uk?
- Top complaints mined from reviews: Filtration, Leak-Proof, Value For Money. The return rate is 1.6%.
- When does demand for berkey water filter uk peak?
- Demand is steady year-round — the busiest month runs 1.6× the quietest.
- What does it cost to enter the berkey water filter uk niche?
- Listings span £32.99–£280.90; the average listing price is £139.57 (sweet spot $15–$100). The average incumbent carries 543 reviews — the moat a new listing must climb.