Skip to content
56

aquarium reinigungsset

Worth a look

Shows low returns (0.8%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 13Growth 11Conversion 57Competition 73Returns 96Price range 70Avg price 66Brand share 88Review moat 31Quality gap 89

Returns

Incredible0.8%

return rate — above 5% kills the launch gate

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Brand share

Great47%

top-5 brand share — no brand owns this niche

Competition

Good41%

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

Price range

Good€5.01–€38.65

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

Avg price

Good€13.97

avg listing price — sweet spot $15–$100

Conversion

Good4.8%

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

Review moat

Okay3,431.14

avg incumbent reviews — the moat a new listing must climb

Market size

Bad€51K

€51K/yr · 75K searches

Growth

Bad-28.2%

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

According to Flapen's Amazon Germany niche tracking, aquarium reinigungsset is a €51K/yr Amazon Germany market (75K searches/yr). The top 5 brands hold 47% of demand. Demand peaks in Jan. Verdict: Worth a look — 56/100.

Data updated Jul 13, 2026 · scored weekly · How we score niches

aquarium reinigungsset market data

Units sold / yr
4K–5K
avg 0–100/product
Revenue / yr
€56K–€70K
units × avg price
Conversion rate
4.8%
Avg BSR
#13
Page quality
0%
Prime
100%
Sponsored
93%
Out of stock
8.9%
Avg brand age
36 months
Avg seller age
186 days

Competition & brand share

The top 5 products take 41% of clicks — established leaders, but buyers still shop beyond them.

Brands

24 falling

Sellers

52

Top-5 brand share

47%

Top 20: 97%

Top-5 click share

41%

Top 20: 92%

Open market

47%

  • boxtech21%
  • JBL8%
  • fishkeeper6%
  • NICREW6%
  • Lanswood6%
  • WASSERHELD5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -28.2% search growth over the last 90 days.
3K2KSpike '24Black Friday '24Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 1.9×

Top aquarium reinigungsset search terms

  • aquarium reinigungsset26K/yr
  • aquarium reinigung17K/yr
  • aquarium reiniger18K/yr
  • aquarium zubehör reinigung9K/yr
  • aquarium cleaner4K/yr
All search terms

Top aquarium reinigungsset 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%€4K12%€6K16%€8K1101001K10K100K 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 aquarium reinigungsset

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

What buyers love

Qualität insgesamt19%

“Super Produkt”

Benutzerfreundlichkeit16%

“Gut brauchbar zum Handling”

Einfache Reinigung15%

“Aquarium reinigen”

beworben Vs Tatsächliches Produkt14%

“Produkt macht, was es soll”

Preis-Leistungs-Verhältnis12%

“Preis Leistung super”

Gesamtgröße3%

“Passt”

Wasserfluss3%

“Ideal, für jeden Wasserwechsel nur zu Empfehlen”

Design insgesamt2%

“Wirklich gut durchdachtes Tool”

Filterung2%

“Ein Schuss Filter Active gleicht diesen Verlust sofort aus”

Stärke2%

“Der stab ist echt super Robust”

What buyers complain about

Haltbarkeit11%

“Nach einmaliger Nutzung defekt”

Qualität insgesamt10%

“müll”

Funktionalität insgesamt8%

“Funktionierte beim ersten Mal nicht”

Einfache Reinigung6%

“Damit bekommt man nichts sauber”

Geruch5%

“Das Gerät stinkt”

Stärke5%

“Hält kaum”

Gesamtgröße5%

“Bei meinem Becken war die kleine mitgelieferte Socke zu klein”

Benutzerfreundlichkeit5%

“Unhandlich”

beworben Vs Tatsächliches Produkt4%

“Nicht wie erwartet”

Dicke4%

“Der Arm könnte zwar etwas dicker sein,”

Top return reasons

Funktionalität insgesamt26%
Gesamtgröße19%
Defekt Material/Teile10%
Qualität insgesamt6%
Auslaufsicher5%
Kompatibilität – insgesamt4%
Benutzerfreundlichkeit3%
beworben Vs Tatsächliches Produkt3%
Wasserbeständigkeit2%
Geruch2%

Common questions

Is aquarium reinigungsset profitable to sell on Amazon Germany?
The niche generates €51K/yr across 28 tracked products. 2 of 6 products launched in the last 360 days are still selling. 90-day search growth is -28.2%. Flapen's verdict: Worth a look (56/100).
How competitive is the aquarium reinigungsset niche?
24 brands and 52 sellers compete. The top 5 products take 41% of clicks and top 5 brands hold 47% of demand.
What do buyers complain about in aquarium reinigungsset?
Top complaints mined from reviews: Haltbarkeit, Qualität insgesamt, Funktionalität insgesamt. The return rate is 0.8%.
When does demand for aquarium reinigungsset peak?
Demand peaks in Jan; the busiest month runs 1.9× the quietest.
What does it cost to enter the aquarium reinigungsset niche?
Listings span €5.01–€38.65; the average listing price is €13.97 (sweet spot $15–$100). The average incumbent carries 3,431 reviews — the moat a new listing must climb.