key
Skip itPrices mostly outside the sweet spot ($2.50–$9.69) — this niche doesn't clear our bar today.
Returns
Incredible0.8%return rate — above 5% kills the launch gate
Review moat
Great401.44avg incumbent reviews — the moat a new listing must climb
Conversion
Good6.4%search→purchase rate — share of searches ending in a sale
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Brand share
Okay76%top-5 brand share — brands hold most of the demand
Competition
Bad71%top-5 click share — a locked-up shelf
Growth
Bad-6.2%90-day search growth — must beat 0% to launch
Avg price
Bad£5.78avg listing price — sweet spot $15–$100
Market size
Bad£52K£52K/yr · 141K searches
Price range
Bad£2.50–£9.69cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United Kingdom niche tracking, key is a £52K/yr Amazon United Kingdom market (141K searches/yr). The top 5 brands hold 76% of demand. Verdict: Skip it — 42/100.
Data updated Jul 22, 2026 · scored weekly · How we score niches
key market data
- Units sold / yr
- 10K–13K
- avg 750–1,000/product
- Revenue / yr
- £58K–£72K
- units × avg price
- Conversion rate
- 6.4%
- Avg BSR
- #823
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 75%
- Out of stock
- 7.0%
- Avg brand age
- 41 months
- Avg seller age
- 173 days
Competition & brand share
The top 5 products capture 71% of clicks — a locked-up shelf that new listings rarely crack.Brands
12 rising
Sellers
21
Top-5 brand share
76%
Top 20: 100%
Top-5 click share
71%
Top 20: 100%
Open market
18%
- VSILE39%
- EAI18%
- DHEISHA7%
- CARNFORTH7%
- XONOR6%
- Mellbree5%
Demand & seasonality
Weekly Amazon search volume, last 83 weeks — -6.2% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.3×
Top key search terms
- key67K/yr
- keys42K/yr
- fb2 key27K/yr
- fb2 key uk6K/yr
Top key 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 16 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
FB2 Key Genuine Original Fire Brigade Mortice Lock Keys Pack of 1 (1)
VSILE£2.504.6★1,036 rev
FB2 Key Genuine Original Fire Brigade Mortice Lock Keys Pack of 2 (2)
EAI£3.514.6★197 rev
FB Key Set 6Pcs FB2 Fire Brigade Key Firemans Key Set
DHEISHA£6.525.0★4 rev
LUFFLOK 62 PCS Vintage Keys Charms Charms for Crafting Making
LUFFLOK£4.664.4★98 rev
Fire Brigade FB Master Key Set 6pcs FB1 FB2 FB4 FB5 FB11 FB14 and Drop Key
CARNFORTH£9.694.7★61 rev
Newest
by launch dateFB Key Set 6Pcs FB2 Fire Brigade Key Firemans Key Set
DHEISHA£6.524 rev
Fire Brigade Keys FB2 FB2 Keys Fireman Key 5pcs
CARNFORTH£5.813 rev
Fire Brigade Keys Set 8Pcs FB FB1 FB2 FB4 FB11 FB14 Firemans Drop Keys Fire Door Key for Communal Door Access
Clnyrwcb£8.0815 rev
Skeleton Key Set 6 Pcs Universal Hollow Barrel Skeleton Keys with Wire Rope Keychain Antique Vintage Key Kit for Vintage Furniture and Locks
AYWFEY£8.0097 rev
Fire Brigade FB Master Key Set 6pcs FB1 FB2 FB4 FB5 FB11 FB14 and Drop Key
CARNFORTH£9.6961 rev
Trending
90-day click momentumFB Key Set 6Pcs FB2 Fire Brigade Key Firemans Key Set
DHEISHA£6.525.0★
ZLKSKER 10 PCS Filigree Steampunk Keys Double-sided Vintage Skeleton Keys Set Antique Bronze Key Charms Pendants
ZLKSKER£5.484.8★
Fire Brigade Keys Set 8Pcs FB FB1 FB2 FB4 FB11 FB14 Firemans Drop Keys Fire Door Key for Communal Door Access
Clnyrwcb£8.084.5★
Skeleton Key Set 6 Pcs Universal Hollow Barrel Skeleton Keys with Wire Rope Keychain Antique Vintage Key Kit for Vintage Furniture and Locks
AYWFEY£8.003.8★
Fire Brigade Keys FB2 FB2 Keys Fireman Key 5pcs
CARNFORTH£5.812.4★
What buyers say about key
What buyers praise and complain about, mined from review topics.What buyers love
“Good quality keys”
“As expected”
“Worth every penny”
“Works great”
“Lovely collection of small vintage style keys”
“all worked in the locks for me”
“Useful”
“Bronze vintage craft keys”
“size is perfect”
“The keys are all very bright and appear well made and robust”
What buyers complain about
“It doesn't work on the door lock”
“didn't work in my meter cupboard”
“Longer than usual”
“No, these were both of very low quality”
“Very brittle plastic finger grips”
“The keys are strong not lightweight”
“Plastic finger grip snapped off the first one on second use”
Top return reasons
Common questions
- Is key profitable to sell on Amazon United Kingdom?
- The niche generates £52K/yr across 16 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -6.2%. Flapen's verdict: Skip it (42/100).
- How competitive is the key niche?
- 12 brands and 21 sellers compete. The top 5 products take 71% of clicks and top 5 brands hold 76% of demand.
- What do buyers complain about in key?
- Top complaints mined from reviews: Locking Mechanism, Functionality-Overall, Size-Overall. The return rate is 0.8%.
- When does demand for key peak?
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- What does it cost to enter the key niche?
- Listings span £2.50–£9.69; the average listing price is £5.78 (sweet spot $15–$100). The average incumbent carries 401 reviews — the moat a new listing must climb.