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externe ssd 4tb

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A deep review moat (51,713 avg reviews) — this niche doesn't clear our bar today.

Market size 65Growth 13Conversion 21Competition 55Returns 84Price range 6Avg price 46Brand share 37Review moat 0Quality gap 35

Returns

Great1.6%

return rate — above 5% kills the launch gate

Market size

Good€630K

€630K/yr · 189K searches

Competition

Good52%

top-5 click share — leaders hold, buyers still browse

Avg price

Okay€199.08

avg listing price — sweet spot $15–$100

Brand share

Okay83%

top-5 brand share — brands hold most of the demand

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Conversion

Bad1.7%

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

Growth

Bad-24.4%

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

Price range

Bad€82.21–€400.09

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

Review moat

Bad51,712.76

avg incumbent reviews — the moat a new listing must climb

According to Flapen's Amazon Germany niche tracking, externe ssd 4tb is a €630K/yr Amazon Germany market (189K searches/yr). The top 5 brands hold 83% of demand. Demand peaks in Oct–Nov–Dec. Verdict: Skip it — 40/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

externe ssd 4tb market data

Units sold / yr
3K–3K
avg 100–250/product
Revenue / yr
€498K–€597K
units × avg price
Conversion rate
1.7%
Avg BSR
#14
Page quality
0%
Prime
100%
Sponsored
66%
Out of stock
0.0%
Avg brand age
56 months
Avg seller age
182 days

Competition & brand share

The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.

Brands

10 flat

Sellers

395

Top-5 brand share

83%

Top 20: 100%

Top-5 click share

52%

Top 20: 91%

Open market

12%

  • Crucial27%
  • SanDisk25%
  • Seagate16%
  • WD9%
  • TOSHIBA7%
  • Western Digital5%
  • Open — no brand owns it (4 brands, 12%)

Demand & seasonality

Weekly Amazon search volume, last 85 weeks — -24.4% search growth over the last 90 days.
9K7KPrime Day '25Spike '25Black Friday '25Spike '26DecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Oct, Nov, Dec · busiest ÷ quietest = 2.4×

Top externe ssd 4tb search terms

  • externe ssd 4tb33K/yr
  • ssd festplatte extern 4tb21K/yr
  • ssd 4tb extern31K/yr
  • externe festplatte 4tb ssd15K/yr
  • 4tb ssd extern15K/yr
  • ssd extern 4tb14K/yr
  • externe festplatte ssd 4tb9K/yr
  • external ssd 4tb7K/yr
  • 4 tb ssd extern6K/yr
  • portable ssd 4tb6K/yr
All search terms

Top externe ssd 4tb 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%€31K10%€63K15%€94K20%€126K1001K10K100K1.0M Reviews — right = deep review moat Market 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.

What buyers say about externe ssd 4tb

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

What buyers love

Speicherkapazität15%

“Idealer Backup Speicher”

Qualität insgesamt12%

“Super Produkt”

Datenübertragungsgeschwindigkeit12%

“Ich habe die WD My Passport mit 5 TB als Datenspeicher und Backup-Lösung, für Rohdateien von meiner Kamera, gekauft und bin sehr zufrieden”

beworben Vs Tatsächliches Produkt9%

“Produkt wie beschrieben”

Preis-Leistungs-Verhältnis9%

“Top yPreis/Leistung”

Haltbarkeit5%

“Robust und bedenkenlos durch den Alltag”

Rechnenleistung4%

“Meine Messwerte: Bei sequenziellen Übertragungen kratzt sie tatsächlich fast punktgenau an der 1.000-MB/s-Marke”

Portabilität4%

“Die Crucial X10 Pro 4 TB ist eine High-End-Portable-SSD, die Geschwindigkeit, Zuverlässigkeit und Robustheit hervorragend kombiniert”

Benutzerfreundlichkeit4%

“Easy”

Stärke3%

“robust”

What buyers complain about

Haltbarkeit24%

“Haltbarkeit zweifelhaft”

Funktionalität insgesamt10%

“Macht schon Probleme”

Datenübertragungsgeschwindigkeit9%

“Transferraten leider nur durchschnittlich”

Preis-Leistungs-Verhältnis7%

“schade um das Geld”

Qualität insgesamt7%

“Sehr schlechte Performance bzgl”

Speicherkapazität6%

“Speicherprobleme ade”

Kompatibilität – insgesamt3%

“Funktioniert bei mir am macbook nicht”

Gesamtgröße3%

“Etwas größer als WD”

Software/Anwendung3%

“Software etwas schwierig”

Geräuschpegel3%

“Laufgeräusche sind kaum wahrnehmbar”

Top return reasons

Funktionalität insgesamt22%
Kompatibilität – insgesamt19%
Konnektivität – insgesamt7%
Defekt Material/Teile7%
Gesamtgröße6%
Speicherkapazität5%
Datenübertragungsgeschwindigkeit4%
beworben Vs Tatsächliches Produkt4%
Geräuschpegel4%
Rechnenleistung3%

Common questions

Is externe ssd 4tb profitable to sell on Amazon Germany?
The niche generates €630K/yr across 29 tracked products. 5 of 5 products launched in the last 360 days are still selling. 90-day search growth is -24.4%. Flapen's verdict: Skip it (40/100).
How competitive is the externe ssd 4tb niche?
10 brands and 395 sellers compete. The top 5 products take 52% of clicks and top 5 brands hold 83% of demand.
What do buyers complain about in externe ssd 4tb?
Top complaints mined from reviews: Haltbarkeit, Funktionalität insgesamt, Datenübertragungsgeschwindigkeit. The return rate is 1.6%.
When does demand for externe ssd 4tb peak?
Demand peaks in Oct–Nov–Dec; the busiest month runs 2.4× the quietest.
What does it cost to enter the externe ssd 4tb niche?
Listings span €82.21–€400.09; the average listing price is €199.08 (sweet spot $15–$100). The average incumbent carries 51,713 reviews — the moat a new listing must climb.