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memory stick pro duo

Skip it

A concentrated shelf (top 5 take 83% of clicks) — this niche doesn't clear our bar today.

Market size 20Growth 31Conversion 82Competition 14Returns 76Price range 54Avg price 68Brand share 22Review moat 25Quality gap 58

Conversion

Great8.8%

search→purchase rate — share of searches ending in a sale

Returns

Great2.0%

return rate — above 5% kills the launch gate

Avg price

Good£14.11

avg listing price — sweet spot $15–$100

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Price range

Good£3.67–£28.52

cheapest to priciest tracked listing — scored on the share inside $15–$100

Growth

Okay+4.9%

90-day search growth — must beat 0% to launch

Review moat

Bad4,140

avg incumbent reviews — the moat a new listing must climb

Brand share

Bad91%

top-5 brand share — brand-locked demand

Market size

Bad£81K

£81K/yr · 65K searches

Competition

Bad83%

top-5 click share — a locked-up shelf

According to Flapen's Amazon United Kingdom niche tracking, memory stick pro duo is a £81K/yr Amazon United Kingdom market (65K searches/yr). The top 5 brands hold 91% of demand. Verdict: Skip it — 41/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

memory stick pro duo market data

Units sold / yr
4K–5K
avg 250–500/product
Revenue / yr
£56K–£71K
units × avg price
Conversion rate
8.8%
Avg BSR
#80
Page quality
0%
Prime
100%
Sponsored
83%
Out of stock
7.1%
Avg brand age
31 months
Avg seller age
193 days

Competition & brand share

The top 5 products capture 83% of clicks — a locked-up shelf that new listings rarely crack.

Brands

9 falling

Sellers

52

Top-5 brand share

91%

Top 20: 100%

Top-5 click share

83%

Top 20: 100%

Open market

6%

  • zhongsir62%
  • LICHIFIT12%
  • QTMMC11%
  • ZALAOR4%
  • Bawanfa Plus2%
  • SanDisk2%
  • Open — no brand owns it (3 brands, 6%)

Demand & seasonality

Weekly Amazon search volume, last 77 weeks — +4.9% search growth over the last 90 days.
2K1KSpike '25Holiday '25FebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

No pronounced peak months · busiest ÷ quietest = 1.4×

Top memory stick pro duo search terms

  • memory stick pro duo17K/yr
  • sony memory stick pro duo15K/yr
  • psp memory card16K/yr
  • memory stick duo5K/yr
  • psp memory card adapter5K/yr
  • sony cybershot memory card3K/yr
  • sony memory stick4K/yr
All search terms

Top memory stick pro duo 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%10%£8K20%£16K30%£24K40%£32K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 12 tracked products in this niche — three views at once, no toggling.

What buyers say about memory stick pro duo

What buyers praise and complain about, mined from review topics.

What buyers love

Value For Money27%

“Excellent value”

Quality-Overall12%

“Build quality feels solid for the price, and its ideal for cameras, drones, phones, and general storage use”

Ease Of Use11%

“Easy to use”

Advertised Vs Actual Product10%

“Works as intended”

Storage Capacity6%

“Build quality feels solid for the price, and its ideal for cameras, drones, phones, and general storage use”

Data Transfer Speed4%

“it uploads quickly to any device”

Durability4%

“it has worked reliably every time Ive used it”

Compatibility-Overall3%

“compatible with my camera”

Camera Quality3%

“Worked right away in my camera”

Size-Overall2%

“The cable length is just right”

What buyers complain about

Functionality-Overall21%

“Will work once but then damages the card”

Durability18%

“broke really easy”

Quality-Overall12%

“Cheap”

Value For Money8%

“It might seem expensive”

Defective Material/Parts6%

“First use, SD card broke inside and small parts got stuck”

Thickness4%

“This has an incredibly frustrating design flaw the plastic boot around the USB-C plug is too thick”

Compactness4%

“Can't load compact flash card”

Strength3%

“Just a bit flimsy”

Storage Capacity3%

“The limits on the accessible capacity of the connectable devices”

Design-Overall3%

“Poorly made, CF card does not fit”

Top return reasons

Compatibility-Overall33%
Size-Overall31%
Functionality-Overall18%
Camera Quality3%
Defective Material/Parts3%
Connectivity-Overall3%
Advertised Vs Actual Product2%
Storage Capacity1%
Sim Card/Tray Issues1%
Socket/Port/Plug1%

Common questions

Is memory stick pro duo profitable to sell on Amazon United Kingdom?
The niche generates £81K/yr across 12 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +4.9%. Flapen's verdict: Skip it (41/100).
How competitive is the memory stick pro duo niche?
9 brands and 52 sellers compete. The top 5 products take 83% of clicks and top 5 brands hold 91% of demand.
What do buyers complain about in memory stick pro duo?
Top complaints mined from reviews: Functionality-Overall, Durability, Quality-Overall. The return rate is 2.0%.
When does demand for memory stick pro duo peak?
Demand is steady year-round — the busiest month runs 1.4× the quietest.
What does it cost to enter the memory stick pro duo niche?
Listings span £3.67–£28.52; the average listing price is £14.11 (sweet spot $15–$100). The average incumbent carries 4,140 reviews — the moat a new listing must climb.