Is queen of hearts costume profitable to sell on Amazon United Kingdom?

The niche generates £59K/yr across 19 tracked products. 0 of 6 products launched in the last 360 days are still selling. 90-day search growth is -71.9%. Flapen's verdict: Skip it (37/100).

How competitive is the queen of hearts costume niche?

13 brands and 34 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 69% of demand.

What do buyers complain about in queen of hearts costume?

Top complaints mined from reviews: Value For Money, Quality-Overall, Color. The return rate is 6.1% — above our launch gate.

When does demand for queen of hearts costume peak?

Demand peaks in Mar–Oct–Nov; the busiest month runs 18.8× the quietest.

What does it cost to enter the queen of hearts costume niche?

Listings span £4.66–£25.60; the average listing price is £15.33 (sweet spot $15–$100). The average incumbent carries 267 reviews — the moat a new listing must climb.

queen of hearts costume

Skip it

Soft demand (-71.9% this quarter) — this niche doesn't clear our bar today.

Review moat

Great267.16

avg incumbent reviews — the moat a new listing must climb

Avg price

Great£15.33

avg listing price — sweet spot $15–$100

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Brand share

Good69%

top-5 brand share — brands hold most of the demand

Price range

Good£4.66–£25.60

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Okay59%

top-5 click share — leaders hold, buyers still browse

Returns

Bad6.1%

return rate — above 5% kills the launch gate

Conversion

Bad1.4%

search→purchase rate — share of searches ending in a sale

Market size

Bad£59K

£59K/yr · 283K searches

Growth

Bad-71.9%

90-day search growth — must beat 0% to launch

Signals High Returns

According to Flapen's Amazon United Kingdom niche tracking, queen of hearts costume is a £59K/yr Amazon United Kingdom market (283K searches/yr). The top 5 brands hold 69% of demand. Demand peaks in Mar–Oct–Nov. Verdict: Skip it — 37/100.

Data updated Jul 29, 2026 · scored weekly · How we score niches

queen of hearts costume market data

Units sold / yr: 4K–5K; avg 0–100/product
Revenue / yr: £61K–£77K; units × avg price
Conversion rate: 1.4%
Avg BSR: #1,441
Page quality: 0%
Prime: 100%
Sponsored: 58%
Out of stock: 24.6%
Avg brand age: 39 months
Avg seller age: 198 days

Competition & brand share

The top 5 products take 59% of clicks — established leaders, but buyers still shop beyond them.

Brands

13 falling

Sellers

Top-5 brand share

69%

Top 20: 100%

Top-5 click share

59%

Top 20: 100%

Open market

24%

Smiffys29%
The Dragons Den13%
amscan12%
Oerphh8%
Kavoc7%
Wicked Costumes7%

Demand & seasonality

Weekly Amazon search volume, last 73 weeks — -71.9% search growth over the last 90 days.

Peak months: Mar, Oct, Nov · busiest ÷ quietest = 18.8×

Open Trend

Top queen of hearts costume search terms

queen of hearts costume women123K/yr -77.3%1.0% conv.
queen of hearts51K/yr -48.1%0.4% conv.
queen of hearts costume64K/yr -76.2%0.4% conv.
queen of hearts accessories38K/yr -78.8%2.3% conv.
queens of hearts costume7K/yr -68.6%1.2% conv.

All search terms

Top queen of hearts costume 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 19 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Opaque Hold-Ups

Smiffys£4.664.3★710 rev

The Dragons Den Adults Queen of Hearts Skirt 15 (38cm) Length World Book Day Movie Fancy Dress [S-M]

The Dragons Den£15.113.7★15 rev

Oerphh Queen Hearts Costume Set 6 Piece Red Heart Cape Crown Earrings Gloves for Women Perfect for World Book Day Cosplay Halloween Carnival Themed Parties

Oerphh£20.465.0★1 rev

amscan 9911124 Womens Queen of Hearts Fancy Dress Costume Uk Dress Size 12-14

amscan£19.144.2★220 rev

Wicked Costumes Adult Womens Queen of Hearts Fancy Dress Costume Card Queen Outfit Red White Playing Cards Halloween Party Book Day Theatre Role Play - Medium (UK 14-16)

Wicked Costumes£20.244.5★627 rev

Newest

by launch date

Oerphh Queen Hearts Costume Set 6 Piece Red Heart Cape Crown Earrings Gloves for Women Perfect for World Book Day Cosplay Halloween Carnival Themed Parties

Oerphh£20.461 rev

4mo ago

GWAWG 5 Pcs Red Queen Costume Accessories Set Red Heart Collections with Crowns Wands Earrings Necklaces Rhinestone Stickers for Parties Carnivals Dress-Up Events

GWAWG£5.985 rev

6mo ago

Morph Long Heart Queen Costume For Women With Dress And Accessories Adult World Book Day Costumes Women S

Morph£25.6020 rev

6mo ago

Kavoc 8 Pcs Queen Outfit Include Black Red Cape Crown Headband.Earrings Necklace Wand Gloves and Socks for World Book Day Dress Up

Kavoc£14.608 rev

7mo ago

Kavoc 5Pack Queen Cosplay Accessories Set Includes Headband Red Heart Stickers Wand for Fancy Dress Up Supplies

Kavoc£8.978 rev

7mo ago

What buyers say about queen of hearts costume

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall22%

“high-quality set that definitely makes you the centre of attention”

Size-Overall19%

“Good fit”

Add-Ons/Attachments12%

“The best accessory pack I've bought”

Advertised Vs Actual Product10%

“As described”

Material Quality7%

“The material is light”

Value For Money7%

“Good value for money”

Color5%

“It is colourful”

Design-Overall5%

“These are dainty with lovely little heart studs holding it to your ear”

Comfort-Overall3%

“Its well made and comfy”

Gifting Purpose3%

“does a great job offering a set that will accessorize any costume”

What buyers complain about

Value For Money28%

“Waste of money”

Quality-Overall28%

“Its also terrible quality”

Color22%

“Not the right colour”

Advertised Vs Actual Product11%

“Nothing like the picture”

Size-Overall11%

“doesn't even fit an eight year old”

Top return reasons

Size-Overall71%

Quality-Overall8%

Material Quality4%

Advertised Vs Actual Product3%

Wig/Artificial Hair Quality2%

Smell1%

Color1%

Stitch/Finish/Polish1%

Waist Fit1%

Defective Material/Parts1%

Common questions

Is queen of hearts costume profitable to sell on Amazon United Kingdom?: The niche generates £59K/yr across 19 tracked products. 0 of 6 products launched in the last 360 days are still selling. 90-day search growth is -71.9%. Flapen's verdict: Skip it (37/100).
How competitive is the queen of hearts costume niche?: 13 brands and 34 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 69% of demand.
What do buyers complain about in queen of hearts costume?: Top complaints mined from reviews: Value For Money, Quality-Overall, Color. The return rate is 6.1% — above our launch gate.
When does demand for queen of hearts costume peak?: Demand peaks in Mar–Oct–Nov; the busiest month runs 18.8× the quietest.
What does it cost to enter the queen of hearts costume niche?: Listings span £4.66–£25.60; the average listing price is £15.33 (sweet spot $15–$100). The average incumbent carries 267 reviews — the moat a new listing must climb.