---
title: "Dinosaur Costume — £263K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/toys-games/dinosaur-costume"
last_updated: "2026-07-31T13:45:05.584Z"
locale: en
meta:
description: "Niche score 44/100 · £263K/yr market · 812K searches/yr · £17.71 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · £263K/yr market · 812K searches/yr · £17.71 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Dinosaur Costume — £263K/yr Amazon UK Niche (2026) - Flapen"
---
# **dinosaur costume**
**Skip it**
Soft demand (-43.5% this quarter) — this niche doesn't clear our bar today.
Market size 48Growth 3Conversion 23Competition 52Returns 42Price range 54Avg price 82Brand share 69Review moat 74Quality gap 45
**Avg price**
**Great****£17.71**
avg listing price — sweet spot $15–$100
**Review moat**
**Good****521.27**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****64%**
top-5 brand share — brands hold most of the demand
**Price range**
**Good****£6.21–£25.18**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****54%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Okay****£263K**
£263K/yr · 812K searches
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Returns**
**Okay****3.6%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****1.8%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-43.5%**
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, dinosaur costume is a £263K/yr Amazon United Kingdom market (812K searches/yr). The top 5 brands hold 64% of demand. Demand peaks in Mar–Oct–Nov. Verdict: Skip it — 44/100.
Data updated Jul 29, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **dinosaur costume market data**
- **Units sold / yr**
- **13K–15K**
- avg 500–750/product
- **Revenue / yr**
- **£221K–£266K**
- units × avg price
- **Conversion rate**
- **1.8%**
- **Avg BSR**
- **#612**
- **Page quality**
- **0%**
- **Prime**
- **90%**
- **Sponsored**
- **80%**
- **Out of stock**
- **3.9%**
- **Avg brand age**
- **36 months**
- **Avg seller age**
- **188 days**
## **Competition & brand share**
The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**23 **▲rising
**Sellers**
**29**
**Top-5 brand share**
**64%**
Top 20: 97%
**Top-5 click share**
**54%**
Top 20: 90%
**Open market**
**32%**
- JASHKE17% - OLAOLA16% - Rafalacy14% - TO.BE.NO.1 Towards The First9% - REWIAR7% - DiULi5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -43.5% search growth over the last 90 days.
80K60KSpike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Mar, Oct, Nov · busiest ÷ quietest = 11.8×
[**Open Trend **](https://flapen.com/research/uk/toys-games/dinosaur-costume/trend)
## **Top dinosaur costume search terms**
- **dinosaur costume**323K/yr-48.6%1.3% conv. - **inflatable dinosaur costume**141K/yr-16.2%2.1% conv. - **dinosaur costume kids**74K/yr-73.1%0.5% conv. - **kids dinosaur costume**56K/yr-51.5%0.7% conv. - **dinosaur costume adult**28K/yr-33.4%1.7% conv. - **adult dinosaur costume**21K/yr-28.4%2.1% conv. - **blow up dinosaur costume**22K/yr-2.8%2.0% conv. - **dinosaur outfit**10K/yr-1.9%0.7% conv. - **dinosaur inflatable costume**16K/yr+2.9%2.0% conv. - **inflatable dinosaur costume adult**12K/yr+18.1%2.6% conv. [**All search terms **](https://flapen.com/research/uk/toys-games/dinosaur-costume/search-terms)
## **Top dinosaur 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.
0%5%£13K10%£26K15%£39K20%£53K1101001K10K 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**JASHKE Dinosaur Inflatable Costume T-rex Costume Adult**JASHKE**£23.54**4.4★2,094 rev](https://www.amazon.co.uk/dp/B08B7ZMNR1) [2**OLAOLA Green Dinosaur Onesie Adult Unisex Costume Pyjamas M(55-59)**OLAOLA**£25.18**4.4★307 rev](https://www.amazon.co.uk/dp/B0995ZJ6WT) [3**TO.BE.NO.1 Towards The First inflatable dinosaur costume adult T-Rex Dinosaur Costume Adults Funny Cosplay Halloween (Brown)**TO.BE.NO.1 Towards The First**£22.19**4.7★775 rev](https://www.amazon.co.uk/dp/B0CSFFXBG2) [4**REWIAR Inflatable Dinosaur Costume for Adult - Riding T-Rex Air Blowing up Funny Fancy Dress Party Halloween Costume (M)**REWIAR**£23.14**4.2★63 rev](https://www.amazon.co.uk/dp/B0DFWDRLYZ) [5**Rafalacy Inflatable Dinosaur Costumes Adult Size T-REX Ride on Halloween Costume Funny Dino Blow up Costume (Black)**Rafalacy**£22.89**4.5★466 rev](https://www.amazon.co.uk/dp/B0B2LQKQ4F)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**SERTAS Dinosaur Skeleton Costume 3D Wearable Gray Skull and Spine Plush Prop Realistic Dino Cosplay Outfit for Halloween Party and Themed Events (S)**SERTAS**£8.84**1 rev3mo ago](https://www.amazon.co.uk/dp/B0GXFPKF84) [**Ryfpdml 3D Wearable Realistic Skeleton Dinosaur Costume Realistic Dinosaur Skeleton Costume Set Spinosaurus Plush Dino Funny Dino Headgear Hat for Halloween Cosplay Themed Parties**Ryfpdml**£20.51**4 rev6mo ago](https://www.amazon.co.uk/dp/B0GFXTGGP1) [**Realistic Dinosaur Skeleton Costume Set Spinosaurus Plush Dino Outfit Halloween Dinosaur Skull Headpiece and Spine Costume Fun Wearable Soft Fossil Outfit for Adults and Kids Fancy Dress Parties**MENIBBLER**£10.10**17 rev7mo ago](https://www.amazon.co.uk/dp/B0G597RD2C) [**Mikovivi Wearable Dinosaur Skeleton Costume for Kid Realistic 3D Spinosaurus Bone Plush Outfit for Themed Party Cosplay Prop (Grey)**Mikovivi**£18.78**3 rev7mo ago](https://www.amazon.co.uk/dp/B0G52DMDYM) [**ZuoLanlan Inflatable T-Rex Costume Full Body for Adults Brown Dinosaur Blow Up Suit Perfect Funny Outfit for Halloween Fancy Dress Party & Stag Do dino costume**ZuoLanlan**£20.97**25 rev7mo ago](https://www.amazon.co.uk/dp/B0G4S2762S)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Dinopjs Boys Dinosaur Pyjamas Set Cotton Short Sleeved Summer Pjs for Kids Pajamas 3-8 Years Children Clothes Deep-blue**Dinopjs**£7.53**4.3★**▲ 341%**](https://www.amazon.co.uk/dp/B0D6KLNRKP) [**Mikovivi Wearable Dinosaur Skeleton Costume for Kid Realistic 3D Spinosaurus Bone Plush Outfit for Themed Party Cosplay Prop (Grey)**Mikovivi**£18.78**5.0★**▲ 340%**](https://www.amazon.co.uk/dp/B0G52DMDYM) [**SERTAS Dinosaur Skeleton Costume 3D Wearable Gray Skull and Spine Plush Prop Realistic Dino Cosplay Outfit for Halloween Party and Themed Events (S)**SERTAS**£8.84**5.0★**▲ 333%**](https://www.amazon.co.uk/dp/B0GXFPKF84) [**OLAOLA Green Dinosaur Onesie Adult Unisex Costume Pyjamas M(55-59)**OLAOLA**£25.18**4.4★**▲ 330%**](https://www.amazon.co.uk/dp/B0995ZJ6WT) [**Realistic Dinosaur Skeleton Costume Set Spinosaurus Plush Dino Outfit Halloween Dinosaur Skull Headpiece and Spine Costume Fun Wearable Soft Fossil Outfit for Adults and Kids Fancy Dress Parties**MENIBBLER**£10.10**4.2★**▲ 267%**](https://www.amazon.co.uk/dp/B0G597RD2C)
**~~View all trending →~~**
## **What buyers say about dinosaur costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Fun/Entertainment Experience**22%
*“Fun Costume”*
**Quality-Overall**18%
*“No issues at all”*
**Value For Money**13%
*“Great value”*
**Size-Overall**10%
*“The fit was comfortable overall”*
**Ease Of Use**5%
*“easy to use”*
**Durability**5%
*“Light weight and durable”*
**Inflation/Deflation**5%
*“Quick to inflate”*
**Advertised Vs Actual Product**3%
*“Exactly as described”*
**Assembly/Installation**2%
*“Easy to put on”*
**Gifting Purpose**2%
*“Very funny gift”*
### **What buyers complain about **
**Inflation/Deflation**18%
*“it doesn't stay inflated”*
**Size-Overall**15%
*“didnt fit well”*
**Advertised Vs Actual Product**5%
*“Looks second hand. Bought this as a gift, the listing states it comes in product packaging. It didnt it came in a freezer bag like someone else had returned it”*
**Instructions/User Manual/Troubleshooting**4%
*“There's no clear instructions on how to do it”*
**Add-Ons/Attachments**2%
*“so you might think you can't actually attach it”*
**Strength**2%
*“It is very flimsy”*
**Quality-Overall**2%
*“The quality is a bit hit an miss”*
**Durability**1%
*“can be a little weird when you put it on as it feels like you can break it”*
**Heating**1%
*“The downside is that it can get quite warm after a while”*
**Noise Level**1%
*“the fan noise is noticeable in quieter environments”*
### **Top return reasons **
**Size-Overall**52%
**Inflation/Deflation**13%
**Functionality-Overall**8%
**Quality-Overall**6%
**Defective Material/Parts**3%
**Stitch/Finish/Polish**3%
**Battery Inclusion**1%
**Comfort-Overall**1%
**Advertised Vs Actual Product**1%
**Ease Of Use**1%
## **Common questions**
- **Is dinosaur costume profitable to sell on Amazon United Kingdom?**
- The niche generates £263K/yr across 30 tracked products. 0 of 6 products launched in the last 360 days are still selling. 90-day search growth is -43.5%. Flapen's verdict: Skip it (44/100).
- **How competitive is the dinosaur costume niche?**
- 23 brands and 29 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 64% of demand.
- **What do buyers complain about in dinosaur costume?**
- Top complaints mined from reviews: Inflation/Deflation, Size-Overall, Advertised Vs Actual Product. The return rate is 3.6%.
- **When does demand for dinosaur costume peak?**
- Demand peaks in Mar–Oct–Nov; the busiest month runs 11.8× the quietest.
- **What does it cost to enter the dinosaur costume niche?**
- Listings span £6.21–£25.18; the average listing price is £17.71 (sweet spot $15–$100). The average incumbent carries 521 reviews — the moat a new listing must climb.
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