---
title: "Gru Costume — £73K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/fashion/gru-costume"
last_updated: "2026-07-31T15:36:02.325Z"
locale: en
meta:
description: "Niche score 52/100 · £73K/yr market · 129K searches/yr · £13.31 avg price. Soft demand (-63.9% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 52/100 · £73K/yr market · 129K searches/yr · £13.31 avg price. Soft demand (-63.9% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Gru Costume — £73K/yr Amazon UK Niche (2026) - Flapen"
---
# **gru costume**
**Worth a look**
Shows a thin review moat (25 avg reviews), but soft demand (-63.9% this quarter) keeps it on the watch list.
Market size 18Growth 0Conversion 52Competition 54Returns 72Price range 67Avg price 61Brand share 76Review moat 99Quality gap 98
**Review moat**
**Incredible****25.44**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Incredible****3.7★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Great****59%**
top-5 brand share — no brand owns this niche
**Returns**
**Good****2.1%**
return rate — above 5% kills the launch gate
**Price range**
**Good****£6.40–£32.11**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Good****£13.31**
avg listing price — sweet spot $15–$100
**Competition**
**Good****53%**
top-5 click share — leaders hold, buyers still browse
**Conversion**
**Good****4.3%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****£73K**
£73K/yr · 129K searches
**Growth**
**Bad****-63.9%**
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%") [** Low Review Barrier**](https://flapen.com/research/niches?market=uk&signal=low_review_barrier "Top brand's reviews < 500") [** Quality Gap**](https://flapen.com/research/niches?market=uk&signal=quality_gap "Avg rating < 4.0") [** Out of Stock**](https://flapen.com/research/niches?market=uk&signal=out_of_stock "OOS rate > 10%")
According to Flapen's Amazon United Kingdom niche tracking, gru costume is a £73K/yr Amazon United Kingdom market (129K searches/yr). The top 5 brands hold 59% of demand. Demand peaks in Oct–Nov. Verdict: Worth a look — 52/100.
Data updated Jul 23, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **gru costume market data**
- **Units sold / yr**
- **6K–8K**
- avg 100–250/product
- **Revenue / yr**
- **£80K–£106K**
- units × avg price
- **Conversion rate**
- **4.3%**
- **Avg BSR**
- **#3,123**
- **Page quality**
- **0%**
- **Prime**
- **76%**
- **Sponsored**
- **64%**
- **Out of stock**
- **47.2%**
- **Avg brand age**
- **34 months**
- **Avg seller age**
- **197 days**
## **Competition & brand share**
The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**21 **▲rising
**Sellers**
**32**
**Top-5 brand share**
**59%**
Top 20: 99%
**Top-5 click share**
**53%**
Top 20: 96%
**Open market**
**33%**
- I LOVE FANCY DRESS17% - ERECT PEAK12% - GxouQcn11% - iZoeL10% - Uvwxba9% - BFSYRR8%
## **Demand & seasonality**
Weekly Amazon search volume, last 92 weeks — -63.9% search growth over the last 90 days.
25K15KSpike '24Spike '25Prime Day '25Spike '26Prime Day '26 seasonNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Oct, Nov · busiest ÷ quietest = 31.5×
[**Open Trend **](https://flapen.com/research/uk/fashion/gru-costume/trend)
## **Top gru costume search terms**
- **gru costume**80K/yr-58.7%4.8% conv. - **gru costume adult**21K/yr-43.7%5.8% conv. - **gru outfit**8K/yr-47.3%6.5% conv. - **gru mask**6K/yr-55.1%0.9% conv. - **gru costume kids**10K/yr-94.0%4.7% conv. - **gru halloween costume**4K/yr-7.8%0.0% conv. [**All search terms **](https://flapen.com/research/uk/fashion/gru-costume/search-terms)
## **Top gru 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%4%£3K8%£6K12%£9K16%£12K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)5 products 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**Adults Despicable Villain Costume Long Black Duster Jacket Elastic Cartoon Nose Black Scarf Bald Cap & Stick-On Eyebrows Movie-Inspired Fancy Dress Costume for Halloween & Parties (Standard)**I LOVE FANCY DRESS**£22.03**4.4★3 rev](https://www.amazon.co.uk/dp/B0GK1PL4J5) [2**ERECT PEAK 4 Piece Set Mens 2025 Halloween Costume Black Gray Scarf Hairnet Headgear Fake Nose Set Party Adult Outfits Cosplay Accessories Grey**ERECT PEAK**£8.51**3.3★3 rev](https://www.amazon.co.uk/dp/B0FM6SPXYX) [3**iZoeL World Book Day Costumes Kids Movie Fancy Dress - Bald Cap Striped Scarf Long Nose Sticker Eyebrows Movie Wbd Book Week Storybook Character for Outfit School Dress-Up & Fancy Dress Parties**iZoeL**£11.60**4.1★151 rev](https://www.amazon.co.uk/dp/B0F8QJF519) [4**Uvwxba 4Pcs Bald Cap Cosplay Costume Fancy Dress for Mens Halloween Cartoon Accessories World Book Day Movie (Black Grey Striped Scarf Long Nose)**Uvwxba**£6.40**3.9★9 rev](https://www.amazon.co.uk/dp/B0FL76CR61) [5**BFSYRR Bald Cap Gru Costume 5 Pcs Carnival Costume Accessories Include Bald Head Cap Scarf Long Nose Hair Nets Gloves Gru Halloween Costumes for Carnival Fancy Dress Cosplay and Stage Performance**BFSYRR**£11.36**3.6★14 rev](https://www.amazon.co.uk/dp/B0FGJFNH8Z)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**JcunYcb Bald Cap Halloween Costume 3 PCS Adult Bald Caps and Accessories Set with Scarf Bald Cap Long Nose Hair Nets Bald Caps for Cosplay Halloween Party Adult Pretend Play**JcunYcb**£13.85**1 rev2mo ago](https://www.amazon.co.uk/dp/B0H1GRD3QB) [**Bald Cap Gru Costume 3 PCS Halloween Costumes Include Bald Caps Gru Scarf and Hair Nets Halloween Costumes Adults for Cosplay Halloween Carnival and Parties Use by Those Aged 15 and Above**KAZGVN**£13.32**0 rev2mo ago](https://www.amazon.co.uk/dp/B0H1CWNGM2) [**cadelon 4pcs Complete Bald Costume Set for Adults - Gru Costume with Bald Cap Wig Network Scarf & Gloves for World Book Day Mardi Gras & Party Outfit**cadelon**£12.62**0 rev4mo ago](https://www.amazon.co.uk/dp/B0GRV15S81) [**GxouQcn Bald Cap Gru Costume 5 Pcs Halloween Costume Accessories Scarf False Scalp Bald Cap Long Nose Hair Nets Sock Adult for Cosplay Halloween Party Pretend Play**GxouQcn**£10.64**0 rev4mo ago](https://www.amazon.co.uk/dp/B0GRGN3G91) [**Adults Despicable Villain Costume Long Black Duster Jacket Elastic Cartoon Nose Black Scarf Bald Cap & Stick-On Eyebrows Movie-Inspired Fancy Dress Costume for Halloween & Parties (Standard)**I LOVE FANCY DRESS**£22.03**3 rev5mo ago](https://www.amazon.co.uk/dp/B0GK1PL4J5)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**JcunYcb Bald Cap Halloween Costume 3 PCS Adult Bald Caps and Accessories Set with Scarf Bald Cap Long Nose Hair Nets Bald Caps for Cosplay Halloween Party Adult Pretend Play**JcunYcb**£13.85**1.0★**▲ 367%**](https://www.amazon.co.uk/dp/B0H1GRD3QB) [**GxouQcn Bald Cap Gru Costume 5 Pcs Halloween Costume Accessories Scarf False Scalp Bald Cap Long Nose Hair Nets Sock Adult for Cosplay Halloween Party Pretend Play**GxouQcn**£10.64**0.0★**▲ 365%**](https://www.amazon.co.uk/dp/B0GRGN3G91) [**cadelon 4pcs Complete Bald Costume Set for Adults - Gru Costume with Bald Cap Wig Network Scarf & Gloves for World Book Day Mardi Gras & Party Outfit**cadelon**£12.62**0.0★**▲ 365%**](https://www.amazon.co.uk/dp/B0GRV15S81) [**Bald Cap Gru Costume 3 PCS Halloween Costumes Include Bald Caps Gru Scarf and Hair Nets Halloween Costumes Adults for Cosplay Halloween Carnival and Parties Use by Those Aged 15 and Above**KAZGVN**£13.32**0.0★**▲ 361%**](https://www.amazon.co.uk/dp/B0H1CWNGM2) [**Koongso Gru Costume Accessories for Adults - Bald Cap Fake Nose Wig Cap Striped Scarf 4 Pcs Movie Halloween Fancy Dress World Book Day Costumes for Adults**Koongso**£9.00**5.0★**▲ 359%**](https://www.amazon.co.uk/dp/B0F28K14PN)
**~~View all trending →~~**
## **What buyers say about gru costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**29%
*“It fit well”*
**Fun/Entertainment Experience**14%
*“still fun”*
**Gifting Purpose**14%
*“A really fun gift for my daughter for World Book Day”*
**Value For Money**14%
*“Worth the money”*
**Quality-Overall**14%
*“Decent quality and value for money - arrived on time”*
**Ease Of Use**14%
*“thats easily done”*
### **What buyers complain about **
**Quality-Overall**35%
*“Cheap quality,not worth the price”*
**Size-Overall**22%
*“Gloves were huge”*
**Comfort-Overall**12%
*“dented on one side which made it uncomfortable to wear kinda ruined the whole purpose”*
**Wrinkles**12%
*“wrinkled with the hair net ripping also the nose was solid”*
**Strap/String Quality**10%
*“Holes and string are on the wrong side”*
**Advertised Vs Actual Product**3%
*“Looks nothing like the pictures”*
**Thickness**3%
*“has smudged they are skinny thin brows”*
**Value For Money**2%
*“Poor value”*
### **Top return reasons **
**Size-Overall**53%
**Quality-Overall**23%
**Advertised Vs Actual Product**3%
**Defective Material/Parts**3%
**Thin**3%
**Functionality-Overall**2%
**Product Condition**2%
**Strength**1%
**Strap/String Quality**1%
**Shape/Style**1%
## **Common questions**
- **Is gru costume profitable to sell on Amazon United Kingdom?**
- The niche generates £73K/yr across 25 tracked products. 0 of 13 products launched in the last 360 days are still selling. 90-day search growth is -63.9%. Flapen's verdict: Worth a look (52/100).
- **How competitive is the gru costume niche?**
- 21 brands and 32 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 59% of demand.
- **What do buyers complain about in gru costume?**
- Top complaints mined from reviews: Quality-Overall, Size-Overall, Comfort-Overall. The return rate is 2.1%.
- **When does demand for gru costume peak?**
- Demand peaks in Oct–Nov; the busiest month runs 31.5× the quietest.
- **What does it cost to enter the gru costume niche?**
- Listings span £6.40–£32.11; the average listing price is £13.31 (sweet spot $15–$100). The average incumbent carries 25 reviews — the moat a new listing must climb.
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