---
title: "Graded Card Case — £61K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/toys-games/graded-card-case"
last_updated: "2026-07-31T12:53:34.625Z"
locale: en
meta:
description: "Niche score 51/100 · £61K/yr market · 114K searches/yr · £26.09 avg price. A small market ($61K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 51/100 · £61K/yr market · 114K searches/yr · £26.09 avg price. A small market ($61K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Graded Card Case — £61K/yr Amazon UK Niche (2026) - Flapen"
---
# **graded card case**
**Worth a look**
Shows low returns (0.9%), but a small market ($61K/yr) keeps it on the watch list.
Market size 15Growth 16Conversion 26Competition 57Returns 95Price range 80Avg price 95Brand share 70Review moat 90Quality gap 52
**Returns**
**Incredible****0.9%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****£26.09**
avg listing price — sweet spot $15–$100
**Review moat**
**Great****193.09**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Great****£7.91–£46.12**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Good****63%**
top-5 brand share — brands hold most of the demand
**Competition**
**Good****51%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Okay****2.1%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-17.3%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****£61K**
£61K/yr · 114K searches
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=uk&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United Kingdom niche tracking, graded card case is a £61K/yr Amazon United Kingdom market (114K searches/yr). The top 5 brands hold 63% of demand. Verdict: Worth a look — 51/100.
Data updated Jul 29, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **graded card case market data**
- **Units sold / yr**
- **2K–3K**
- avg 0–100/product
- **Revenue / yr**
- **£52K–£65K**
- units × avg price
- **Conversion rate**
- **2.1%**
- **Avg BSR**
- **#159**
- **Page quality**
- **0%**
- **Prime**
- **85%**
- **Sponsored**
- **85%**
- **Out of stock**
- **13.7%**
- **Avg brand age**
- **25 months**
- **Avg seller age**
- **218 days**
## **Competition & brand share**
The top 5 products take 51% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**22 **▲rising
**Sellers**
**56**
**Top-5 brand share**
**63%**
Top 20: 98%
**Top-5 click share**
**51%**
Top 20: 87%
**Open market**
**33%**
- FREEAMG22% - LN COZY CORNER18% - FunGuys10% - Bheddi9% - AKOZLIN5% - MIXPOET5%
## **Demand**
Weekly Amazon search volume, last 44 weeks — -17.3% search growth over the last 90 days.
3K2KSpike '25Black Friday '25Sep '25Nov '25Jan '26Feb '26Apr '26May '26
[**Open Trend **](https://flapen.com/research/uk/toys-games/graded-card-case/trend)
## **Top graded card case search terms**
- **graded card storage**37K/yr-15.4%1.7% conv. - **slab case**16K/yr-17.3%2.2% conv. - **graded card case**15K/yr-11.5%1.4% conv. - **pokemon slab case**10K/yr+4.5%2.3% conv. - **trading card case**10K/yr-28.1%1.3% conv. - **psa slab case**10K/yr-28.0%1.6% conv. - **pokemon slab storage**4K/yr-1.9%0.9% conv. - **graded card storage box**5K/yr-18.8%3.2% conv. - **graded card box**4K/yr-30.7%1.3% conv. - **psa card holder**3K/yr-68.7%1.5% conv. [**All search terms **](https://flapen.com/research/uk/toys-games/graded-card-case/search-terms)
## **Top graded card case 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%£2K8%£5K12%£7K16%£10K1101001K 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**LN COZY CORNER Graded Card Storage Box Trading Card Storage Box Portable Card Holder for PSA BGS SGC CSG Slabs Top Loaders and Sports/MTG Trading Cards (Black 25x24x16cm)**LN COZY CORNER**£16.63**4.3★30 rev](https://www.amazon.co.uk/dp/B0GCY866BM) [2**FREEAMG Graded Cards Storage Box Compatible with 40 Cards Slabs(2 Row)**FREEAMG**£28.37**4.2★36 rev](https://www.amazon.co.uk/dp/B0FNMHXGJ5) [3**Bheddi Graded Card Storage Box - Sports Trading Card Slab Case Compatible with PSA CSG BGS SGC Magnetic Card Holder & Top Loaders Waterproof Boxes - 2 Custom Graded Cards Case Compartments**Bheddi**£31.50**4.7★287 rev](https://www.amazon.co.uk/dp/B0D5QSN1QR) [4**FREEAMG Graded Cards Storage Box Compatible with 100 Cards Slabs(3 Row)**FREEAMG**£34.71**4.2★36 rev](https://www.amazon.co.uk/dp/B0FNMN3P4G) [5**FunGuys Graded Card Storage Box Trading Card Case for PSA Graded Cards Sports Card Storage Boxes as PSA Card Holder Baseball Card Case Slab Case Sports Card Case PSA Card Case Graded Card Case**FunGuys**£29.69**4.7★821 rev](https://www.amazon.co.uk/dp/B0B49TV4FN)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**evergoods Graded Cards Storage Box Aluminum Alloy Sports Trading Card Box**evergoods**£13.30**2 rev1mo ago](https://www.amazon.co.uk/dp/B0H5R146MQ) [**Graded Card Storage Box for PSA BGS Slabs Holds 40 Slabs or 150 Top Loaders**PHYRLRDOW**£31.84**10 rev4mo ago](https://www.amazon.co.uk/dp/B0GV7MLRJN) [**LN COZY CORNER Graded Card Storage Box Trading Card Storage Box Portable Card Holder for PSA BGS SGC CSG Slabs Top Loaders and Sports/MTG Trading Cards (Black 25x24x16cm)**LN COZY CORNER**£16.63**30 rev7mo ago](https://www.amazon.co.uk/dp/B0GCY866BM) [**LN COZY CORNER Graded Card Storage Box Trading Card Storage Box Portable Card Holder for PSA BGS SGC CSG Slabs Top Loaders and Sports/MTG Trading Cards (Black 38x30x15cm)**LN COZY CORNER**£19.73**30 rev7mo ago](https://www.amazon.co.uk/dp/B0GCYZ48RD) [**iDiskk Graded Card Storage Box:trading card storage Box Top Loaders Storage Box PSA card slab case for Sports Cards & Trading Cards**iDiskk**£31.67**41 rev7mo ago](https://www.amazon.co.uk/dp/B0G6KR3PGX)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**evergoods Graded Cards Storage Box Aluminum Alloy Sports Trading Card Box**evergoods**£13.30**5.0★**▲ 270%**](https://www.amazon.co.uk/dp/B0H5R146MQ) [**Graded Card Storage Box for PSA BGS Slabs Holds 40 Slabs or 150 Top Loaders**PHYRLRDOW**£31.84**4.3★**▲ 264%**](https://www.amazon.co.uk/dp/B0GV7MLRJN) [**FREEAMG Graded Cards Storage Box Compatible with 150 Cards Slabs(4 Row)**FREEAMG**£40.95**4.2★**▲ 164%**](https://www.amazon.co.uk/dp/B0FNMM2J1W) [**SOONHUA Graded Card Storage Box PSA Card Case with Combination Lock**SOONHUA**£27.28**5.0★**▲ 138%**](https://www.amazon.co.uk/dp/B0FSKYBVM6) [**FREEAMG Graded Cards Storage Box Compatible with 100 Cards Slabs(3 Row)**FREEAMG**£34.71**4.2★**▲ 137%**](https://www.amazon.co.uk/dp/B0FNMN3P4G)
**~~View all trending →~~**
## **What buyers say about graded card case**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**27%
*“Excellent quality”*
**Strength**9%
*“Very sturdy”*
**Storage Capacity**7%
*“is a good storage option overall”*
**Ease Of Use**6%
*“easy to use”*
**Size-Overall**6%
*“also still fitting in the case”*
**Magnetic Strength/Adsorption**5%
*“The magnet holds well enough”*
**Collectibles**5%
*“great for card collectors, bought it for my sons pokemon cards, large storage capacity, fits wells, durable and secure good value for money to protect cards”*
**Value For Money**4%
*“good price”*
**Locking Mechanism**4%
*“It provides a much safer”*
**Durability**3%
*“feels durable”*
### **What buyers complain about **
**Quality-Overall**14%
*“Poor Quality”*
**Size-Overall**13%
*“which is indeed quite large”*
**Locking Mechanism**12%
*“Locks wouldn't work”*
**Advertised Vs Actual Product**10%
*“Item not as described”*
**Magnetic Strength/Adsorption**4%
*“Ok. Some of the magnets have come loose already so do not stay shut properly”*
**Storage Capacity**4%
*“Far too big to actually properly hold 35PT magnetic card holders”*
**Value For Money**3%
*“Slightly more pricey”*
**Display-Overall**3%
*“Doesnt display cards well”*
**Durability**2%
*“Broke within 12hours”*
**Grip**2%
*“Case Slips Off Easily”*
### **Top return reasons **
**Size-Overall**47%
**Quality-Overall**8%
**Locking Mechanism**8%
**Functionality-Overall**5%
**Advertised Vs Actual Product**3%
**Scratch Resistance**3%
**Magnetic Strength/Adsorption**3%
**Defective Material/Parts**2%
**Strength**2%
**Mechanism Issues**2%
## **Common questions**
- **Is graded card case profitable to sell on Amazon United Kingdom?**
- The niche generates £61K/yr across 33 tracked products. 0 of 14 products launched in the last 360 days are still selling. 90-day search growth is -17.3%. Flapen's verdict: Worth a look (51/100).
- **How competitive is the graded card case niche?**
- 22 brands and 56 sellers compete. The top 5 products take 51% of clicks and top 5 brands hold 63% of demand.
- **What do buyers complain about in graded card case?**
- Top complaints mined from reviews: Quality-Overall, Size-Overall, Locking Mechanism. The return rate is 0.9%.
- **What does it cost to enter the graded card case niche?**
- Listings span £7.91–£46.12; the average listing price is £26.09 (sweet spot $15–$100). The average incumbent carries 193 reviews — the moat a new listing must climb.
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