fake knife
Skip itPrices mostly outside the sweet spot ($3.23–$15.60) — this niche doesn't clear our bar today.
Review moat
Incredible89.97avg incumbent reviews — the moat a new listing must climb
Returns
Great1.2%return rate — above 5% kills the launch gate
Brand share
Great53%top-5 brand share — no brand owns this niche
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Competition
Good46%top-5 click share — leaders hold, buyers still browse
Conversion
Okay3.6%search→purchase rate — share of searches ending in a sale
Avg price
Bad£6.23avg listing price — sweet spot $15–$100
Market size
Bad£54K£54K/yr · 238K searches
Growth
Bad-27.1%90-day search growth — must beat 0% to launch
Price range
Bad£3.23–£15.60cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United Kingdom niche tracking, fake knife is a £54K/yr Amazon United Kingdom market (238K searches/yr). The top 5 brands hold 53% of demand. Demand peaks in Oct–Nov. Verdict: Skip it — 49/100.
Data updated Jul 28, 2026 · scored weekly · How we score niches
fake knife market data
- Units sold / yr
- 15K–20K
- avg 250–500/product
- Revenue / yr
- £93K–£125K
- units × avg price
- Conversion rate
- 3.6%
- Avg BSR
- #294
- Page quality
- 0%
- Prime
- 94%
- Sponsored
- 48%
- Out of stock
- 21.7%
- Avg brand age
- 40 months
- Avg seller age
- 196 days
Competition & brand share
The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.Brands
25 rising
Sellers
36
Top-5 brand share
53%
Top 20: 94%
Top-5 click share
46%
Top 20: 86%
Open market
41%
- Wicked Costumes17%
- VEYLIN12%
- Luckious11%
- Boolavard7%
- BEHAHAI6%
- JLEivvi6%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -27.1% search growth over the last 90 days.Peak months: Oct, Nov · busiest ÷ quietest = 17.0×
Top fake knife search terms
- fake knife111K/yr
- toy knife21K/yr
- prop knife19K/yr
- retractable knife prop6K/yr
- prank knife3K/yr
- fake knives5K/yr
- knife prop4K/yr
- halloween knife21K/yr
- michael myers knife5K/yr
- fake knofe2K/yr
Top fake knife 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 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Wicked Costumes Fake Butcher Knife Fancy Dress Accessory
Wicked Costumes£5.954.0★12 rev
Luckious 3 Pieces Retractable Plastic Blade Toys Disappearing Dagger Knife Prank Props Fake Knife Prank Magic Props Suitable for Children Adult April Fools Day Party Gifts
Luckious£3.843.8★18 rev
Boolavard Halloween Faked Knife DIY Scary Decor Costume Party Horror Cosplay Props Gifts (Knife 1)
Boolavard£3.234.2★164 rev
BEHAHAI Plastic Retractable Dagger 2pcs Disappearing Dagger Toy Fake Prop Trick Prank Gift Fake Plastic Blade Magic Tricks Props for Adults Halloween Fool Day Party
BEHAHAI£4.234.1★310 rev
JLEivvi 1 PCS Fake Knife Blunt Dagger Prop Foam Training Dagger Knife for Martial Art Training Costume Party Props(12)
JLEivvi£7.834.7★11 rev
Newest
by launch date
Kioylmo 2 PCS Retractable Fake Knife Disappearing Dagger Knife
Kioylmo£4.190 rev
2 Pcs Fake Knife Retractable Prop Knives Black Plastic Knife Safety Toys
ERCHUTH£3.870 rev
Fukaisu 2pcs Training Fake Knife Toys Prank Realistic Dagger Prop Safe Flexible Training Plastic Prop for Martial Art Cosplay Costume Stage Performance & Play Fighting
Fukaisu£6.531 rev
Dinghaole 2 Pcs Fake Knife Retractable Knife Prop Halloween Plastic Retractable Dagger Prop Trick Knife Magic Tricks Props Toys
dinghaole£5.210 rev
XMHBG 1 PCS Foam Swords Martial Arts Weapons Fake Knife Blunt Dagger Prop Realistic Dagger Toy Knife for Martial Art Training Costume Party Props(12)
XMHBG£7.923 rev
Trending
90-day click momentumKioylmo 2 PCS Retractable Fake Knife Disappearing Dagger Knife
Kioylmo£4.190.0★
2 Pcs Fake Knife Retractable Prop Knives Black Plastic Knife Safety Toys
ERCHUTH£3.870.0★
Fukaisu 2pcs Training Fake Knife Toys Prank Realistic Dagger Prop Safe Flexible Training Plastic Prop for Martial Art Cosplay Costume Stage Performance & Play Fighting
Fukaisu£6.535.0★
XMHBG 1 PCS Foam Swords Martial Arts Weapons Fake Knife Blunt Dagger Prop Realistic Dagger Toy Knife for Martial Art Training Costume Party Props(12)
XMHBG£7.923.4★
Dinghaole 2 Pcs Fake Knife Retractable Knife Prop Halloween Plastic Retractable Dagger Prop Trick Knife Magic Tricks Props Toys
dinghaole£5.210.0★
What buyers say about fake knife
What buyers praise and complain about, mined from review topics.What buyers love
“is absolutely immaculate”
“good value cheap”
“Was as expected”
“Flexible yet sturdy”
“They look good and are lightweight”
“Durable and scary looking son loves it”
What buyers complain about
“it broke after 5 mins”
“As its very cheap dont expect much”
“Breaks too easy”
“the attachment from the hook then the case broke off in the matter of a week”
“As soon as I put the knife in the sheath and gave it a little push past the fully-sheathed point, it split the bottom; well, it's not designed for that, so that's fair enough”
“An adequate prop knife for cosplay / Halloween, however the handle and blade falter slightly in their lack of firmness and body / volume”
“it will not work”
“Lightweight and a bit flimsy, looks OK from a distance”
“But one bad thing about it is the fact its way bigger than a normal Buck 120”
Top return reasons
Common questions
- Is fake knife profitable to sell on Amazon United Kingdom?
- The niche generates £54K/yr across 31 tracked products. 0 of 6 products launched in the last 360 days are still selling. 90-day search growth is -27.1%. Flapen's verdict: Skip it (49/100).
- How competitive is the fake knife niche?
- 25 brands and 36 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 53% of demand.
- What do buyers complain about in fake knife?
- Top complaints mined from reviews: Durability, Quality-Overall, Strength. The return rate is 1.2%.
- When does demand for fake knife peak?
- Demand peaks in Oct–Nov; the busiest month runs 17.0× the quietest.
- What does it cost to enter the fake knife niche?
- Listings span £3.23–£15.60; the average listing price is £6.23 (sweet spot $15–$100). The average incumbent carries 90 reviews — the moat a new listing must climb.