---
title: "Mario Party Decorations — £25K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/home-garden/mario-party-decorations"
last_updated: "2026-08-01T02:16:10.780Z"
locale: en
meta:
description: "Niche score 51/100 · £25K/yr market · 79K searches/yr. Prices mostly outside the sweet spot ($4.28–$15.16) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 51/100 · £25K/yr market · 79K searches/yr. Prices mostly outside the sweet spot ($4.28–$15.16) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Mario Party Decorations — £25K/yr Amazon UK Niche (2026) - Flapen"
---
# **mario party decorations**
**Worth a look**
Shows a thin review moat (34 avg reviews), but prices mostly outside the sweet spot ($4.28–$15.16) keeps it on the watch list.
Market size 6Growth 57Conversion 45Competition 56Returns 97Price range 1Avg price 26Brand share 79Review moat 98Quality gap 45
**Review moat**
**Incredible****33.57**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Incredible****0.7%**
return rate — above 5% kills the launch gate
**Brand share**
**Great****56%**
top-5 brand share — no brand owns this niche
**Growth**
**Good****+30.9%**
90-day search growth — must beat 0% to launch
**Competition**
**Good****51%**
top-5 click share — leaders hold, buyers still browse
**Conversion**
**Okay****3.6%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****£9.07**
avg listing price — sweet spot $15–$100
**Market size**
**Bad****£25K**
£25K/yr · 79K searches
**Price range**
**Bad****£4.28–£15.16**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**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") [** 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, mario party decorations is a £25K/yr Amazon United Kingdom market (79K searches/yr). The top 5 brands hold 56% of demand. Demand peaks in Apr–May. Verdict: Worth a look — 51/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **mario party decorations market data**
- **Units sold / yr**
- **3K–4K**
- avg 0–100/product
- **Revenue / yr**
- **£27K–£36K**
- units × avg price
- **Conversion rate**
- **3.6%**
- **Avg BSR**
- **#709**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **93%**
- **Out of stock**
- **18.7%**
- **Avg brand age**
- **32 months**
- **Avg seller age**
- **185 days**
## **Competition & brand share**
The top 5 products take 51% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**18 **▲rising
**Sellers**
**21**
**Top-5 brand share**
**56%**
Top 20: 100%
**Top-5 click share**
**51%**
Top 20: 90%
**Open market**
**38%**
- Sovanna18% - Luclay16% - Aisszhao9% - Ainvliya7% - Heartsking6% - CHUKUA6%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +30.9% search growth over the last 90 days.
4K3KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Apr, May · busiest ÷ quietest = 3.4×
[**Open Trend **](https://flapen.com/research/uk/home-garden/mario-party-decorations/trend)
## **Top mario party decorations search terms**
- **super mario birthday decorations**18K/yr+67.9%1.6% conv. - **mario birthday decorations**21K/yr+35.6%1.9% conv. - **mario party decorations**16K/yr+24.0%2.2% conv. - **super mario party decorations**10K/yr-2.4%2.1% conv. - **mario birthday banner**4K/yr+53.2%3.7% conv. - **mario decorations**5K/yr-4.1%1.4% conv. - **mario birthday**4K/yr+8.2%0.8% conv. [**All search terms **](https://flapen.com/research/uk/home-garden/mario-party-decorations/search-terms)
## **Top mario party decorations 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%£1K10%£3K15%£4K20%£5K1101001K 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**Birthday Party Decoration Party Supplies Happy Birthday Banner Balloons Cake Topper Cupcake Toppers for Birthday Decoration**Sovanna**£10.05**4.6★37 rev](https://www.amazon.co.uk/dp/B0C23NYXS7) [2**Party Supplies 80 pcs Tableware Set Decoration for Boys - Table Decorations - 80 pcs Include Cups Paper Plates and Napkins for Gamer Party**Luclay**£13.16**4.0★3 rev](https://www.amazon.co.uk/dp/B0F6W93ZYG) [3**82Pc Super Brother Party Tableware Set Super Brother Happy Birthday Banner with Napkins Blue Suspenders Pants Paper Plates Cups Tablecloth Cartoon Theme Dinnerware Kit for Boy Girl Kids Party Décor**Aisszhao**£10.53**4.7★97 rev](https://www.amazon.co.uk/dp/B0D6WH3R5D) [4**Birthday Decorations 1Pcs Happy Birthday Banner and 16Pcs Balloons Cartoon Party Latex Balloons For Kids Girls Boys Party Decoration Supplies**Heartsking**£6.19**5.0★1 rev](https://www.amazon.co.uk/dp/B0GKVKRCN7) [5**CHUKUA Super Balloons Bros Foil Balloons Happy Birthday Banner for Kids Party Supplies Decoration**CHUKUA**£7.59**4.2★60 rev](https://www.amazon.co.uk/dp/B0C5HCMXPN)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**11PCS Super Bro Party Balloons Cartoon Foil Balloons Super Bro Theme Birthday Decorations Set Party Supplies for Kids Boys Girls Happy Birthday Party Decorations**Ainvliya**£11.29**4 rev5mo ago](https://www.amazon.co.uk/dp/B0GQGFC8XR) [**Super Theme Birthday Party Backdrop Cartoon Photography Backdrop Photo Super Theme backdrop Happy Birthday Party Decorations Photography Banner for Kids Boys Girl 5x3FT**viallolipa**£7.83**0 rev5mo ago](https://www.amazon.co.uk/dp/B0GQ3271JX) [**81PCS Super Birthday Decorations Super Themed Party Tableware Set Party Supplies Include Birthday Banner Paper Plates Table Cloth Balloons Cake Topper Napkins Party Supplies for 10-20 Guests**viallolipa**£11.86**1 rev5mo ago](https://www.amazon.co.uk/dp/B0GMGVQLMG) [**Birthday Decorations 1Pcs Happy Birthday Banner and 16Pcs Balloons Cartoon Party Latex Balloons For Kids Girls Boys Party Decoration Supplies**Heartsking**£6.19**1 rev5mo ago](https://www.amazon.co.uk/dp/B0GKVKRCN7) [**Super Bro Party Tableware Set Kids 51pcs Birthday Decorations Cartoon Themed Birthday Party Supplies For Kids Boys Girls Include Paper Plates Paper Cups And Napkins Tablecloth**Dekewe**£11.05**6 rev1y ago](https://www.amazon.co.uk/dp/B0FDKLFWVT)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**81PCS Super Birthday Decorations Super Themed Party Tableware Set Party Supplies Include Birthday Banner Paper Plates Table Cloth Balloons Cake Topper Napkins Party Supplies for 10-20 Guests**viallolipa**£11.86**4.0★**▲ 82%**](https://www.amazon.co.uk/dp/B0GMGVQLMG) [**Birthday Party Decoration Party Supplies Happy Birthday Banner Balloons Cake Topper Cupcake Toppers for Birthday Decoration**Sovanna**£10.05**4.6★**▲ 82%**](https://www.amazon.co.uk/dp/B0C23NYXS7) [**11PCS Super Bro Party Balloons Cartoon Foil Balloons Super Bro Theme Birthday Decorations Set Party Supplies for Kids Boys Girls Happy Birthday Party Decorations**Ainvliya**£11.29**4.4★**▲ 76%**](https://www.amazon.co.uk/dp/B0GQGFC8XR) [**Super Theme Birthday Party Backdrop Cartoon Photography Backdrop Photo Super Theme backdrop Happy Birthday Party Decorations Photography Banner for Kids Boys Girl 5x3FT**viallolipa**£7.83**0.0★**▲ 51%**](https://www.amazon.co.uk/dp/B0GQ3271JX) [**Super Party Bag Fillers Bros Kids Party Bags Favours Birthday Gift Party Bags Mari Theme Birthday Party Supplies Party Goodie Bags Slap Bands Stickers Keyrings Pen for Boys Girls Birthday Supplies**NTGFU**£15.16**4.8★**▲ 45%**](https://www.amazon.co.uk/dp/B0F4X3JVDJ)
**~~View all trending →~~**
## **What buyers say about mario party decorations**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**38%
*“Good quality”*
**Size-Overall**13%
*“Good size”*
**Durability**10%
*“lasted up to a week”*
**Assembly/Installation**10%
*“easy to put together”*
**Adhesion/Stickiness**10%
*“there are no issues with stickiness”*
**Color**3%
*“Brilliant product, the quality of the colour is amazing”*
**Value For Money**3%
*“great value for money”*
### **What buyers complain about **
**Inflation/Deflation**30%
*“Baloons deflated quickly”*
**Value For Money**21%
*“also expensive for nothing”*
**Quality-Overall**17%
*“Not great quality”*
**Size-Overall**14%
*“bigger then I imaged”*
**Strength**5%
*“was very flimsy”*
**Durability**3%
*“They done the job for the day just didn't last much longer”*
**Stretchability/Expandability/Elasticity**3%
*“Slightly stretched and a tad pricey”*
### **Top return reasons **
**Size-Overall**49%
**Quality-Overall**20%
**Material Quality**8%
**Advertised Vs Actual Product**5%
**Inflation/Deflation**4%
**Ease Of Use**4%
**Mounting**3%
**Value For Money**3%
**Smell**3%
**Ease Of Cleaning**1%
## **Common questions**
- **Is mario party decorations profitable to sell on Amazon United Kingdom?**
- The niche generates £25K/yr across 28 tracked products. 0 of 8 products launched in the last 360 days are still selling. 90-day search growth is +30.9%. Flapen's verdict: Worth a look (51/100).
- **How competitive is the mario party decorations niche?**
- 18 brands and 21 sellers compete. The top 5 products take 51% of clicks and top 5 brands hold 56% of demand.
- **What do buyers complain about in mario party decorations?**
- Top complaints mined from reviews: Inflation/Deflation, Value For Money, Quality-Overall. The return rate is 0.7%.
- **When does demand for mario party decorations peak?**
- Demand peaks in Apr–May; the busiest month runs 3.4× the quietest.
- **What does it cost to enter the mario party decorations niche?**
- Listings span £4.28–£15.16; the average listing price is £9.07 (sweet spot $15–$100). The average incumbent carries 34 reviews — the moat a new listing must climb.
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