---
title: "Roman Soldier Costume Kids — $7K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/roman-soldier-costume-kids"
last_updated: "2026-08-10T23:03:25.647Z"
locale: en
meta:
description: "Niche score 42/100 · $7K/yr market · 53K searches/yr · $27.42 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $7K/yr market · 53K searches/yr · $27.42 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Roman Soldier Costume Kids — $7K/yr Amazon US Niche (2026) - Flapen"
---
# **roman soldier costume kids**
**Skip it**
Soft demand (-50.2% this quarter) — this niche doesn't clear our bar today.
Market size 2Growth 0Conversion 6Competition 89Returns 13Price range 87Avg price 95Brand share 84Review moat 88Quality gap 52
**Avg price**
**Incredible****$27.42**
avg listing price — sweet spot $15–$100
**Competition**
**Great****26%**
top-5 click share — an open shelf
**Review moat**
**Great****234.42**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Great****$11.83–$41.98**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Great****51%**
top-5 brand share — no brand owns this niche
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Returns**
**Bad****8.4%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****0.5%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$7K**
$7K/yr · 53K searches
**Growth**
**Bad****-50.2%**
90-day search growth — must beat 0% to launch
**Signals**[** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
According to Flapen's Amazon United States niche tracking, roman soldier costume kids is a $7K/yr Amazon United States market (53K searches/yr). The top 5 brands hold 51% of demand. Verdict: Skip it — 42/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **roman soldier costume kids market data**
- **Units sold / yr**
- **750–1K**
- avg 0–100/product
- **Revenue / yr**
- **$21K–$27K**
- units × avg price
- **Conversion rate**
- **0.5%**
- **Avg BSR**
- **#1,628**
- **Page quality**
- **0%**
- **Prime**
- **98%**
- **Sponsored**
- **67%**
- **Out of stock**
- **9.1%**
- **Avg brand age**
- **43 months**
- **Avg seller age**
- **191 days**
## **Competition & brand share**
Clicks spread well past the top 5 (26% combined) — an open shelf where new products get seen.
**Brands**
**24 **—flat
**Sellers**
**49**
**Top-5 brand share**
**51%**
Top 20: 98%
**Top-5 click share**
**26%**
Top 20: 65%
**Open market**
**43%**
- California Costumes24% - yolsun7% - HAPNBCELE7% - Rubies7% - ReliBeauty6% - Gorkonpy6%
## **Demand**
Weekly Amazon search volume, last 29 weeks — -50.2% search growth over the last 90 days.
1K750Spike '26Dec '25Jan '26Feb '26Mar '26Apr '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/roman-soldier-costume-kids/trend)
## **Top roman soldier costume kids search terms**
- **roman soldier costume kids**21K/yr-60.5%1.4% conv. - **roman costume kids**10K/yr-30.4%1.8% conv. - **gladiator costume kids**13K/yr-49.1%1.9% conv. - **kids gladiator costume**6K/yr-8.9%1.0% conv. - **kids roman soldier costume**4K/yr-62.1%2.4% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/roman-soldier-costume-kids/search-terms)
## **Top roman soldier 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%3%$2106%$4199%$62912%$8381101001K10K 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**California Costumes Boys Spartan Warrior Child Costume Black/Burgundy**California Costumes**$34.12**4.3★219 rev](https://www.amazon.com/dp/B00IUP5W7S) [2**Gorkonpy Knight Costume Kids Boys Roman Soldier Gladiator Costume Halloween Party Dress Up (9-10 Years)**Gorkonpy**$23.64**4.4★69 rev](https://www.amazon.com/dp/B0D9K66346) [3**Rubies Roman Warrior Costume for Kids Boys Large**Rubies**$22.77**4.5★688 rev](https://www.amazon.com/dp/B003M1LAIK) [4**California Costumes Boys Spartan Warrior Child Costume Black/Burgundy**California Costumes**$32.82**4.4★318 rev](https://www.amazon.com/dp/B00IUP5S3Q) [5**California Costumes Kids Gladiator Costume Large (10-12)**California Costumes**$41.98**4.4★486 rev](https://www.amazon.com/dp/B002DP5410)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Morph Gladiator Costume Kid Roman Gladiator Costume Kids Boys Gladiators Costume Boys Halloween Costume Medium(7-9Y)**Morph**$30.27**3 rev2mo ago](https://www.amazon.com/dp/B0FV3RYPBC) [**Morph Gladiator Costume Kid Roman Gladiator Costume Kids Boys Gladiators Costume Boys Halloween Costume Small (4-6Y)**Morph**$29.88**3 rev2mo ago](https://www.amazon.com/dp/B0FV3SJ5GM) [**LMYOVE Kids Warrior Costume Halloween Boys Roman Soldier Gladiator Viking Medieval Historical Role Playing Party 4-14Y (6-7Y Black & White)**LMYOVE**$29.34**373 rev1y ago](https://www.amazon.com/dp/B0F8VDDDM3) [**Kids Toga Costume Roman Robe Greek God Outfit Halloween Cosplay Costume Accessories Set(RD 150)**TOKYO REVENGERS**$25.95**86 rev1y ago](https://www.amazon.com/dp/B0DSJHHXD3) [**HAPNBCELE Roman Soldier Costume Kids Boys Medieval Renaissance Knight Viking Gladiator Dress up Halloween Party Role Play (Red-brown 6-7 Years)**HAPNBCELE**$25.53**99 rev1y ago](https://www.amazon.com/dp/B0DV2VZQ97)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Morph Gladiator Costume Kid Roman Gladiator Costume Kids Boys Gladiators Costume Boys Halloween Costume Small (4-6Y)**Morph**$29.88**5.0★**▲ 704%**](https://www.amazon.com/dp/B0FV3SJ5GM) [**Morph Gladiator Costume Kid Roman Gladiator Costume Kids Boys Gladiators Costume Boys Halloween Costume Medium(7-9Y)**Morph**$30.27**5.0★**▲ 702%**](https://www.amazon.com/dp/B0FV3RYPBC) [**California Costumes Boys Spartan Warrior Child Costume Black/Burgundy**California Costumes**$32.82**4.4★**▲ 696%**](https://www.amazon.com/dp/B00IUP5S3Q) [**LMYOVE Kids Warrior Costume Halloween Boys Roman Soldier Gladiator Viking Medieval Historical Role Playing Party 4-14Y (6-7Y Black & White)**LMYOVE**$29.34**4.4★**▲ 650%**](https://www.amazon.com/dp/B0F8VDDDM3) [**HAPNBCELE Roman Soldier Costume Kids Boys Medieval Renaissance Knight Viking Gladiator Dress up Halloween Party Role Play (Red-brown 6-7 Years)**HAPNBCELE**$25.53**4.5★**▲ 578%**](https://www.amazon.com/dp/B0DV2VZQ97)
**~~View all trending →~~**
## **What buyers say about roman soldier costume kids**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**41%
*“Great fit”*
**Quality-Overall**16%
*“Amazing quality”*
**Advertised Vs Actual Product**6%
*“Looks exactly as photo”*
**Ease Of Use**5%
*“Simple and effective”*
**Material Quality**4%
*“Quality of material was good”*
**Durability**4%
*“the durability of the helmet is adequate”*
**Gifting Purpose**4%
*“Christmas present”*
**Design-Overall**2%
*“It looked really cool”*
**Efficiency**2%
*“It works well”*
**Value For Money**2%
*“its really affordable”*
### **What buyers complain about **
**Quality-Overall**31%
*“Cheap”*
**Size-Overall**12%
*“it barely fit”*
**Durability**11%
*“Broken in less than 5 minutes”*
**Strap/String Quality**10%
*“All the arm pieces had no straps”*
**Material Quality**7%
*“Cheap plastic”*
**Stiffness**3%
*“stiff plastic bands are what hold it on”*
**Design-Overall**3%
*“OK, the construction isn't the best,”*
**Advertised Vs Actual Product**3%
*“The pictures online are deceiving”*
**Handle Quality**2%
*“The sword handle was broken off”*
**Strength**2%
*“Very flimsy and cheaply made”*
### **Top return reasons **
**Size-Overall**69%
**Quality-Overall**5%
**Material Quality**5%
**Advertised Vs Actual Product**3%
**Value For Money**3%
**Defective Material/Parts**2%
**Product Condition**2%
**Length**2%
**Functionality-Overall**1%
**Color**1%
## **Common questions**
- **Is roman soldier costume kids profitable to sell on Amazon United States?**
- The niche generates $7K/yr across 55 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -50.2%. Flapen's verdict: Skip it (42/100).
- **How competitive is the roman soldier costume kids niche?**
- 24 brands and 49 sellers compete. The top 5 products take 26% of clicks and top 5 brands hold 51% of demand.
- **What do buyers complain about in roman soldier costume kids?**
- Top complaints mined from reviews: Quality-Overall, Size-Overall, Durability. The return rate is 8.4% — above our launch gate.
- **What does it cost to enter the roman soldier costume kids niche?**
- Listings span $11.83–$41.98; the average listing price is $27.42 (sweet spot $15–$100). The average incumbent carries 234 reviews — the moat a new listing must climb.
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