---
title: "Viking Costume Kids — £5K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/toys-games/viking-costume-kids"
last_updated: "2026-07-31T11:39:35.861Z"
locale: en
meta:
description: "Niche score 33/100 · £5K/yr market · 142K searches/yr · £13.92 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 33/100 · £5K/yr market · 142K searches/yr · £13.92 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Viking Costume Kids — £5K/yr Amazon UK Niche (2026) - Flapen"
---
# **viking costume kids**
**Skip it**
Soft demand (-50.5% this quarter) — this niche doesn't clear our bar today.
Market size 1Growth 0Conversion 3Competition 57Returns 28Price range 66Avg price 66Brand share 38Review moat 84Quality gap 72
**Review moat**
**Great****329.7**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Good****£13.92**
avg listing price — sweet spot $15–$100
**Price range**
**Good****£5.09–£33.93**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****51%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Okay****82%**
top-5 brand share — brands hold most of the demand
**Returns**
**Okay****4.8%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****0.3%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****£5K**
£5K/yr · 142K searches
**Growth**
**Bad****-50.5%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, viking costume kids is a £5K/yr Amazon United Kingdom market (142K searches/yr). The top 5 brands hold 82% of demand. Demand peaks in Feb–Mar–Oct–Nov. Verdict: Skip it — 33/100.
Data updated Jul 29, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **viking costume kids market data**
- **Units sold / yr**
- **3K–4K**
- avg 0–100/product
- **Revenue / yr**
- **£42K–£56K**
- units × avg price
- **Conversion rate**
- **0.3%**
- **Avg BSR**
- **#1,766**
- **Page quality**
- **0%**
- **Prime**
- **83%**
- **Sponsored**
- **70%**
- **Out of stock**
- **16.8%**
- **Avg brand age**
- **43 months**
- **Avg seller age**
- **198 days**
## **Competition & brand share**
The top 5 products take 51% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**13 **—flat
**Sellers**
**45**
**Top-5 brand share**
**82%**
Top 20: 100%
**Top-5 click share**
**51%**
Top 20: 89%
**Open market**
**13%**
- HENBRANDT47% - Haloumoning16% - Smiffys8% - Fun Shack7% - Wicked Costumes5% - Generic4% - Open — no brand owns it (7 brands, 13%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -50.5% search growth over the last 90 days.
9K7KSpike '24Spike '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Feb, Mar, Oct, Nov · busiest ÷ quietest = 12.4×
[**Open Trend **](https://flapen.com/research/uk/toys-games/viking-costume-kids/trend)
## **Top viking costume kids search terms**
- **viking costume kids**102K/yr-51.2%2.1% conv. - **kids viking costume boys**10K/yr-51.9%2.5% conv. - **childrens viking costume**11K/yr-49.6%0.9% conv. - **kids viking costume**8K/yr-46.9%2.0% conv. - **viking costume boys**6K/yr-46.4%1.9% conv. - **viking outfit kids**5K/yr-44.6%2.7% conv. [**All search terms **](https://flapen.com/research/uk/toys-games/viking-costume-kids/search-terms)
## **Top viking 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%£25610%£51315%£76920%£1K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**HENBRANDT Childrens Viking Boy Costume - Fancy Dress Large 7-9**HENBRANDT**£11.68**4.1★90 rev](https://www.amazon.co.uk/dp/B09QMK272N) [2**HENBRANDT Childrens Viking Girl Dragon Tamer Fancy Dress Costume Girls Viking Outfit for Kids (Age 10-12)**HENBRANDT**£12.62**4.2★152 rev](https://www.amazon.co.uk/dp/B09M41MTGC) [3**HENBRANDT Childrens Viking Boy Dragon Tamer Fancy Dress Costume with Horned Headpiece Boys Viking Outfit for Kids (Age 10-12)**HENBRANDT**£12.37**4.1★90 rev](https://www.amazon.co.uk/dp/B09QSSTZ5F) [4**Haloumoning Boys Renaissance Pirate Sleeveless T Shirts Kids Viking Medieval Lace-up Shirt Scottish Costume Tank Tops Army green 8-10 Years**Haloumoning**£10.16**4.7★55 rev](https://www.amazon.co.uk/dp/B0D12FYTK1) [5**Smiffys Viking Costume Brown with Top Trousers & Hat Boys Fancy Dress Viking Dress Up Costumes**Smiffys**£10.32**4.1★664 rev](https://www.amazon.co.uk/dp/B005GL52GK)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Viking Costume Kids Lace up Medieval Shirt Tunic Costume Kids Boys Long Sleeve V Neck Blouse Tops Teenagers Renaissance Costumes Vintage Comfy Loose Children Maxi Pirate Shirts Retro Top NO Belt Navy**Generic**£12.92**2 rev1mo ago](https://www.amazon.co.uk/dp/B0H5QLGWR3) [**Modaworld Girls Viking Costume Greek Costume Boys Medieval Tunic Childrens Cosplay T-Shirts Halloween Renaissance Warrior Knight Tops**Modaworld**£9.97**0 rev5mo ago](https://www.amazon.co.uk/dp/B0GQ2VTS1B) [**AYBUY Boys Renaissance Pirate Sleeveless T Shirts Kids Medieval Lace-up Top with Belt V Neck Front Lace Up Closure Split Vest Medieval Waistcoat for Halloween Fancy Dress Cosplay Army Green110**AYBUY**£8.74**39 rev12mo ago](https://www.amazon.co.uk/dp/B0FKMV44L6) [**Boys Medieval Tunic Childrens Cosplay T-Shirts Costume Halloween Renaissance Viking Warrior Knight Tops Kids Medieval Costume Boys Solid Color Personality Shirts Comfortable**Generic**£12.96**1 rev1y ago](https://www.amazon.co.uk/dp/B0FFGYDGQ5) [**Boys Medieval Tunic Childrens Cosplay T-Shirts Costume Halloween Renaissance Viking Warrior Knight Tops Kids Medieval Costume Boys Solid Color Personality Shirts Comfy**Generic**£14.68**1 rev1y ago](https://www.amazon.co.uk/dp/B0FFGYW3VV)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Haloumoning Boys Renaissance Pirate Sleeveless T Shirts Kids Viking Medieval Lace-up Shirt Scottish Costume Tank Tops Khaki 3-4 Years**Haloumoning**£8.45**4.7★**▲ 262%**](https://www.amazon.co.uk/dp/B0D12GH2RX) [**Viking Costume Kids Lace up Medieval Shirt Tunic Costume Kids Boys Long Sleeve V Neck Blouse Tops Teenagers Renaissance Costumes Vintage Comfy Loose Children Maxi Pirate Shirts Retro Top NO Belt Navy**Generic**£12.92**5.0★**▲ 262%**](https://www.amazon.co.uk/dp/B0H5QLGWR3) [**Haloumoning Boys Renaissance Pirate Sleeveless T Shirts Kids Viking Medieval Lace-up Shirt Scottish Costume Tank Tops Army green 8-10 Years**Haloumoning**£10.16**4.7★**▲ 259%**](https://www.amazon.co.uk/dp/B0D12FYTK1) [**Boys Medieval Tunic Childrens Cosplay T-Shirts Costume Halloween Renaissance Viking Warrior Knight Tops Kids Medieval Costume Boys Solid Color Personality Shirts Comfortable**Generic**£12.96**5.0★**▲ 246%**](https://www.amazon.co.uk/dp/B0FFGYDGQ5) [**Boys Medieval Tunic Childrens Cosplay T-Shirts Costume Halloween Renaissance Viking Warrior Knight Tops Kids Medieval Costume Boys Solid Color Personality Shirts Comfy**Generic**£14.68**4.0★**▲ 245%**](https://www.amazon.co.uk/dp/B0FFGYW3VV)
**~~View all trending →~~**
## **What buyers say about viking costume kids**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**32%
*“Lovely costume good fit good value good quality for the price”*
**Quality-Overall**27%
*“Solid product”*
**Value For Money**14%
*“Good value”*
**Advertised Vs Actual Product**9%
*“As expected”*
### **What buyers complain about **
**Size-Overall**61%
*“Wrong size need to return”*
**Stitch/Finish/Polish**11%
*“Poorly stitched and made”*
**Advertised Vs Actual Product**6%
*“Size is misleading”*
### **Top return reasons **
**Size-Overall**84%
**Quality-Overall**8%
**Advertised Vs Actual Product**3%
**Material Quality**2%
**Stitch/Finish/Polish**2%
**Thin**1%
**Product Condition**1%
**Defective Material/Parts**1%
**Comfort-Overall**1%
**Smell**0%
## **Common questions**
- **Is viking costume kids profitable to sell on Amazon United Kingdom?**
- The niche generates £5K/yr across 30 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -50.5%. Flapen's verdict: Skip it (33/100).
- **How competitive is the viking costume kids niche?**
- 13 brands and 45 sellers compete. The top 5 products take 51% of clicks and top 5 brands hold 82% of demand.
- **What do buyers complain about in viking costume kids?**
- Top complaints mined from reviews: Size-Overall, Stitch/Finish/Polish, Advertised Vs Actual Product. The return rate is 4.8%.
- **When does demand for viking costume kids peak?**
- Demand peaks in Feb–Mar–Oct–Nov; the busiest month runs 12.4× the quietest.
- **What does it cost to enter the viking costume kids niche?**
- Listings span £5.09–£33.93; the average listing price is £13.92 (sweet spot $15–$100). The average incumbent carries 330 reviews — the moat a new listing must climb.
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