---
title: "Roman Costume Kids — £52K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/toys-games/roman-costume-kids"
last_updated: "2026-07-31T19:37:44.504Z"
locale: en
meta:
description: "Niche score 43/100 · £52K/yr market · 196K searches/yr · £12.15 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 43/100 · £52K/yr market · 196K searches/yr · £12.15 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Roman Costume Kids — £52K/yr Amazon UK Niche (2026) - Flapen"
---
# **roman costume kids**
**Skip it**
Soft demand (-33.3% this quarter) — this niche doesn't clear our bar today.
Market size 13Growth 8Conversion 28Competition 57Returns 43Price range 48Avg price 51Brand share 73Review moat 74Quality gap 79
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Good****525.21**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****61%**
top-5 brand share — brands hold most of the demand
**Competition**
**Good****51%**
top-5 click share — leaders hold, buyers still browse
**Avg price**
**Good****£12.15**
avg listing price — sweet spot $15–$100
**Price range**
**Okay****£7.23–£22.26**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Returns**
**Okay****3.5%**
return rate — above 5% kills the launch gate
**Conversion**
**Okay****2.2%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****£52K**
£52K/yr · 196K searches
**Growth**
**Bad****-33.3%**
90-day search growth — must beat 0% to launch
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=uk&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United Kingdom niche tracking, roman costume kids is a £52K/yr Amazon United Kingdom market (196K searches/yr). The top 5 brands hold 61% of demand. Demand peaks in Feb–Mar–Oct–Nov. Verdict: Skip it — 43/100.
Data updated Jul 29, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **roman costume kids market data**
- **Units sold / yr**
- **5K–6K**
- avg 100–250/product
- **Revenue / yr**
- **£61K–£73K**
- units × avg price
- **Conversion rate**
- **2.2%**
- **Avg BSR**
- **#634**
- **Page quality**
- **0%**
- **Prime**
- **83%**
- **Sponsored**
- **62%**
- **Out of stock**
- **0.9%**
- **Avg brand age**
- **42 months**
- **Avg seller age**
- **203 days**
## **Competition & brand share**
The top 5 products take 51% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**17 **▲rising
**Sellers**
**57**
**Top-5 brand share**
**61%**
Top 20: 100%
**Top-5 click share**
**51%**
Top 20: 89%
**Open market**
**31%**
- Wicked Costumes17% - WIKITOT13% - Smiffys13% - amscan9% - Henbrandt9% - My Illusions8%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -33.3% search growth over the last 90 days.
7K5KSpike '24Spike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Feb, Mar, Oct, Nov · busiest ÷ quietest = 14.3×
[**Open Trend **](https://flapen.com/research/uk/toys-games/roman-costume-kids/trend)
## **Top roman costume kids search terms**
- **roman costume kids**82K/yr-29.4%2.5% conv. - **roman costume**23K/yr-23.1%0.9% conv. - **kids roman costume boys**10K/yr-26.7%4.0% conv. - **roman soldier costume kids**22K/yr-55.5%3.5% conv. - **roman costume boys**7K/yr-36.3%2.4% conv. - **roman outfit boys**7K/yr-22.9%3.6% conv. - **roman outfit**5K/yr-10.8%1.5% conv. - **roman fancy dress**4K/yr+2.6%0.5% conv. - **boys roman costume 8-10**4K/yr-20.6%3.2% conv. - **gladiator costume kids**5K/yr-47.5%2.9% conv. [**All search terms **](https://flapen.com/research/uk/toys-games/roman-costume-kids/search-terms)
## **Top roman costume kids 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.
0%5%£3K10%£5K15%£8K20%£10K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Wicked Costumes Boys Roman Centurion Fancy Dress Costume Gladiator Warrior Outfit for World Book Day School Plays Ancient Rome & Parties Nativity Easter Halloween - X-Large (11-13 Years)**Wicked Costumes**£11.45**4.4★2,566 rev](https://www.amazon.co.uk/dp/B00NC3J55S) [2**WIKITOT Roman Costume Kids Halloween Costumes for Boys Aged 5-13(M)**WIKITOT**£12.92**4.4★162 rev](https://www.amazon.co.uk/dp/B0DSFXCSHQ) [3**amscan 9904327 Childs Boys Roman Gladiator Fancy Dress Costume Age 11-13 Years**amscan**£9.41**4.3★2,789 rev](https://www.amazon.co.uk/dp/B07J5LS4CP) [4**My Illusions Boys Roman Centurion Large + Helmet**My Illusions**£15.48**4.4★62 rev](https://www.amazon.co.uk/dp/B0BW4PGCJ8) [5**Smiffys Roman Soldier Costume Black with Tunic Attached Cape Arm & Leg Cuffs Boys Fancy Dress Child Dress Up Costumes**Smiffys**£12.05**4.5★1,427 rev](https://www.amazon.co.uk/dp/B01D8FFNC8)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Fictoria Roman Greek Costume Boys - Ancient Roman Emperor Toga Fancy Dress Costume with Gold Leaf Headband Belt Wristbands and Necklace for Kids Halloween Cosplay (S)**Fictoria**£10.21**3 rev2mo ago](https://www.amazon.co.uk/dp/B0GZV4YR8Q) [**Morph Gladiator Costume Kid Roman Gladiator Costume Kids Boys Gladiators Costume Boys Halloween Costume Medium(7-9Y)**Morph**£21.01**3 rev6mo ago](https://www.amazon.co.uk/dp/B0FV3RYPBC) [**Morph Gladiator Costume Kid Roman Gladiator Costume Kids Boys Gladiators Costume Boys Halloween Costume Small (4-6Y)**Morph**£22.26**3 rev6mo ago](https://www.amazon.co.uk/dp/B0FV3SJ5GM) [**Roman Costume Kids L Ancient Greek Fancy Dress Outfit Boys Age 7 8 9 10**Tikplus**£12.98**6 rev8mo ago](https://www.amazon.co.uk/dp/B0G46MFPMN) [**BSBUY Ancient Roman Greek Costume Girls Kids White Red Greek Goddess Long Robe Roman Toga Fancy Dress Costume Roman Dress Up Outfit with Belt Headband Wristband for Halloween World Book Day(120)**BSBUY**£10.77**80 rev9mo ago](https://www.amazon.co.uk/dp/B0FXX5YTL7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Fictoria Roman Greek Costume Boys - Ancient Roman Emperor Toga Fancy Dress Costume with Gold Leaf Headband Belt Wristbands and Necklace for Kids Halloween Cosplay (S)**Fictoria**£10.21**5.0★**▲ 260%**](https://www.amazon.co.uk/dp/B0GZV4YR8Q) [**Morph Gladiator Costume Kid Roman Gladiator Costume Kids Boys Gladiators Costume Boys Halloween Costume Small (4-6Y)**Morph**£22.26**5.0★**▲ 239%**](https://www.amazon.co.uk/dp/B0FV3SJ5GM) [**AOOWU Girls Roman Greek Goddess Child Roman Toga Costume with Headpiece Shawl and Belt Girl Book Week Fancy Dress Costume Kids Red & White Glamorous Dress for Cosplay Masquerade Halloween**AOOWU**£7.23**4.1★**▲ 192%**](https://www.amazon.co.uk/dp/B0CJ9L8NQ8) [**Morph Gladiator Costume Kid Roman Gladiator Costume Kids Boys Gladiators Costume Boys Halloween Costume Medium(7-9Y)**Morph**£21.01**5.0★**▲ 170%**](https://www.amazon.co.uk/dp/B0FV3RYPBC) [**Oyolan Kids Girls Greek Toga Roman Princess Dress-up with Headband Set Ancient Greece Mythos Philosopher Grecian Outfit Lavender 11-12 Years**Oyolan**£14.12**4.4★**▲ 163%**](https://www.amazon.co.uk/dp/B0DCJZMRKH)
**~~View all trending →~~**
## **What buyers say about roman costume kids**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**36%
*“Good size”*
**Quality-Overall**21%
*“Good quality”*
**Advertised Vs Actual Product**14%
*“Did the job”*
**Value For Money**9%
*“Great value for money”*
**Gifting Purpose**5%
*“Birthday gift”*
**Color**5%
*“Very pretty”*
### **What buyers complain about **
**Size-Overall**21%
*“it wouldnt fit”*
**Quality-Overall**9%
*“Quite cheaply made”*
**Durability**8%
*“the belt and headband broke within seconds of my daughter trying it on”*
**Thickness**8%
*“Too thin”*
**Stitch/Finish/Polish**8%
*“However the stitching is not the best, the belt and headband broke within seconds of my daughter trying it on”*
**Advertised Vs Actual Product**6%
*“Looks nothing like the picture the shawl at the front is a bib no shape”*
**Color**6%
*“the red color came out”*
**Value For Money**6%
*“slightly more expensive”*
**Strap/String Quality**6%
*“a strap was snapped just from taking it out of the packaging”*
**Stretchability/Expandability/Elasticity**3%
*“When one of the shin pads was put on the elastic instantly broke”*
### **Top return reasons **
**Size-Overall**73%
**Quality-Overall**8%
**Material Quality**3%
**Defective Material/Parts**2%
**Advertised Vs Actual Product**2%
**Thin**2%
**Stitch/Finish/Polish**1%
**Product Condition**1%
**Strap/String Quality**1%
**Durability**1%
## **Common questions**
- **Is roman costume kids profitable to sell on Amazon United Kingdom?**
- The niche generates £52K/yr across 29 tracked products. 0 of 8 products launched in the last 360 days are still selling. 90-day search growth is -33.3%. Flapen's verdict: Skip it (43/100).
- **How competitive is the roman costume kids niche?**
- 17 brands and 57 sellers compete. The top 5 products take 51% of clicks and top 5 brands hold 61% of demand.
- **What do buyers complain about in roman costume kids?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Durability. The return rate is 3.5%.
- **When does demand for roman costume kids peak?**
- Demand peaks in Feb–Mar–Oct–Nov; the busiest month runs 14.3× the quietest.
- **What does it cost to enter the roman costume kids niche?**
- Listings span £7.23–£22.26; the average listing price is £12.15 (sweet spot $15–$100). The average incumbent carries 525 reviews — the moat a new listing must climb.
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