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Aktivkohle Aquarium

soft demand (-35.1% this quarter) — Aktivkohle Aquarium doesn't clear our bar today.

Flapen Score

45
Skip it

Ranks 520 of 683 Haustier niches · −7 vs the category median of 52

Market size 15Growth 7Conversion 37Competition 82Returns 92Price range 33Avg price 95Brand share 32Review moat 44Quality gap 45
This niche Category average · 683 niches

Is Aktivkohle Aquarium profitable on Amazon?

According to Flapen's Amazon Germany niche tracking, Aktivkohle Aquarium is a €61K/yr Amazon Germany market (58K searches/yr). The top 5 brands hold 86% of demand. Demand peaks in Jan–Nov–Dec. Verdict: Skip it — 45/100.

Aktivkohle Aquarium: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -35.1% over the last 90 days and 2.9% of searches end in a purchase.

€61K

revenue / yr

Units sold / yr3K
Search volume / yr-35.1%58K
Conversion rate2.9%
Avg price€35.59

Who owns the niche?

The top 5 brands hold 86% of demand, so 14% of the market is open.

14%

open market share

Brands · sellers15 · 63
Top-5 product click share33%
Open market14%
Avg brand age62 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 49 products

Sponsored placement57%
New entrants (1y)4· 1 succeeded
Avg rating4.5★
Avg reviews2,101

Top Aktivkohle Aquarium products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

Clicks spread well past the top 5 (33% combined) — an open shelf where new products get seen.

€0€2K€4K€5K€7K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

15 rising

Sellers

63

Top-5 brand share

86%

Top 20: 100%

Top-5 click share

33%

Top 20: 73%

Open market

11%

  • Fluval59%
  • ARKA16%
  • beaufan4%
  • JBL4%
  • Dennerle3%
  • Wessper3%
  • Open — no brand owns it (9 brands, 11%)

Aktivkohle Aquarium demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume58KCVR2.9%Products49Brands15Top 5 Brands86%OOS Rate0.0%Rating4.5★Reviews2,101Avg BSR#104
2K2KPrime Day '24Spike '24Prime Day '25Spike '25Black Friday '25SepDecMarJunAugNovMarMay

Peak months: Jan, Nov, Dec · busiest ÷ quietest = 2.1×

Top Aktivkohle Aquarium search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • fluval filter18K/yr
  • fluval18K/yr
  • aktivkohle aquarium12K/yr
  • aktivkohlefilter aquarium5K/yr
  • fluval filtermaterial4K/yr

What reviews say buyers love and hate about Aktivkohle Aquarium

What buyers mention most, as a share of all reviews.

What buyers love

85% of reviews
Filterung23%

Super Filter

Qualität insgesamt20%

Super Produkt

Benutzerfreundlichkeit9%

Super easy und einfach

Gesamtgröße7%

Passt

beworben Vs Tatsächliches Produkt7%

Erfüllt sein Zweck

What buyers complain about

77% of reviews
Filterung22%

Unnötige Filterung Kohle

Haltbarkeit20%

sie fällt fast täglich ab.

Preis-Leistungs-Verhältnis11%

Sehr schade um das Geld

Funktionalität insgesamt6%

Funktioniert bei mir nicht

Auslaufsicher5%

Undicht

Aktivkohle Aquarium return rate & reasons

Why buyers send it back, as a share of all return requests.

1.1%

Return rate

0%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Gesamtgröße
32%
2Filterung
18%
3Funktionalität insgesamt
10%
4Kompatibilität – insgesamt
9%
5Defekt Material/Teile
7%

Common Aktivkohle Aquarium questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Aktivkohle Aquarium 45/100 on Amazon Germany — Skip it. The niche generates €61K/yr across 49 tracked products. 1 of 4 products launched in the last 360 days are still selling. Search demand moved -35.1% over the last 90 days.
Search demand for Aktivkohle Aquarium on Amazon Germany peaks in Jan–Nov–Dec, where the busiest month runs 2.1× the quietest.