---
title: "Filterschwamm — €3.3M/yr Amazon DE Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/de/garten/filterschwamm"
last_updated: "2026-08-09T23:44:00.438Z"
locale: en
meta:
description: "Niche score 60/100 · €3.3M/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 60/100 · €3.3M/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Filterschwamm — €3.3M/yr Amazon DE Niche (2026) - Flapen"
---
# **filterschwamm**
**Worth a look**
Shows low returns (0.6%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 96Growth 9Conversion 85Competition 81Returns 97Price range 10Avg price 68Brand share 24Review moat 62Quality gap 45
**Returns**
**Incredible****0.6%**
return rate — above 5% kills the launch gate
**Market size**
**Incredible****€3.3M**
€3.3M/yr · 287K searches
**Conversion**
**Great****9.6%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Great****34%**
top-5 click share — an open shelf
**Avg price**
**Good****€120.19**
avg listing price — sweet spot $15–$100
**Review moat**
**Good****1,034.17**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Bad****90%**
top-5 brand share — brand-locked demand
**Price range**
**Bad****€1.95–€831.96**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Bad****-32.4%**
90-day search growth — must beat 0% to launch
**Signals**[** High Price**](https://flapen.com/research/niches?market=de&signal=high_price "Avg price > $50")
According to Flapen's Amazon Germany niche tracking, filterschwamm is a €3.3M/yr Amazon Germany market (287K searches/yr). The top 5 brands hold 90% of demand. Demand peaks in Jan–Feb. Verdict: Worth a look — 60/100.
Data updated Jul 13, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **filterschwamm market data**
- **Units sold / yr**
- **25K–30K**
- avg 500–750/product
- **Revenue / yr**
- **€3.0M–€3.6M**
- units × avg price
- **Conversion rate**
- **9.6%**
- **Avg BSR**
- **#52**
- **Page quality**
- **0%**
- **Prime**
- **94%**
- **Sponsored**
- **37%**
- **Out of stock**
- **2.9%**
- **Avg brand age**
- **42 months**
- **Avg seller age**
- **181 days**
## **Competition & brand share**
Clicks spread well past the top 5 (34% combined) — an open shelf where new products get seen.
**Brands**
**14 **▼falling
**Sellers**
**50**
**Top-5 brand share**
**90%**
Top 20: 100%
**Top-5 click share**
**34%**
Top 20: 72%
**Open market**
**8%**
- Juwel Aquarium67% - JUWEL10% - SANLILI8% - APXEL3% - Borlech2% - saarschaum2% - Open — no brand owns it (8 brands, 8%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -32.4% search growth over the last 90 days.
8K6KPrime Day '24Spike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb · busiest ÷ quietest = 2.0×
[**Open Trend **](https://flapen.com/research/de/garten/filterschwamm/trend)
## **Top filterschwamm search terms**
- **juwel filtermedien m**57K/yr-25.1%23.7% conv. - **juwel aquarium**48K/yr-37.1%0.4% conv. - **filterschwamm**17K/yr+57.1%1.4% conv. - **juwel filter**26K/yr-32.0%9.2% conv. - **juwel**25K/yr-32.0%2.1% conv. - **aquarium filterschwamm**22K/yr-25.3%2.9% conv. - **filterschwamm aquarium**21K/yr-29.8%2.1% conv. - **juwel aquarium zubehör**16K/yr-66.0%1.9% conv. - **aquarium juwel**11K/yr-37.3%0.1% conv. - **juwel bioflow m**10K/yr-53.8%10.5% conv. [**All search terms **](https://flapen.com/research/de/garten/filterschwamm/search-terms)
## **Top filterschwamm 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%3%€99K6%€198K9%€297K12%€396K1101001K10K 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**Juwel Aquarium - BioPad M (Compact) - Filterwatte**Juwel Aquarium**€1.95**4.8★8,085 rev](https://www.amazon.de/dp/B000G04LWM) [2**Juwel 99800 Filtermedienset 6er Pack**JUWEL**€27.05**4.7★2,446 rev](https://www.amazon.de/dp/B01BD9T2T6) [3**JUWEL Aquarium - Nitrax M (Compact) - Nitratentferner**Juwel Aquarium**€4.26**4.8★3,823 rev](https://www.amazon.de/dp/B000G04LXG) [4**JUWEL Aquarium - bioPlus fine M (Compact) - Filterschwämme fein**Juwel Aquarium**€3.05**4.8★3,990 rev](https://www.amazon.de/dp/B000G04LX6) [5**Juwel Aquarium - Bioflow Innenfiltersystem M - passend für Aquarien ab 50 cm Höhe bis 300 Liter**Juwel Aquarium**€46.91**4.5★792 rev](https://www.amazon.de/dp/B001MZUYZI)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**OWDFF Filterwatte Filterschwämme Fein Polyester Filterschwamm 35Stk Kompatibler Satz Filtermedien für Juwel Compact/für BioFlow 3.0 / M Aquarien(35)**OWDFF**€9.15**24 rev6mo ago](https://www.amazon.de/dp/B0GCRZDK33) [**APXEL Aquarium-Filterschwamm-Pad Filtermatte Aquarium Filterwatte Filterschwämme Aktivkohleschwamm Filterzubehör für Aquarien Kleiner Teiche Riffaquarium (47 * 47 * 2cm 20PPI)**APXEL**€6.52**210 rev8mo ago](https://www.amazon.de/dp/B0G1HQ553Y) [**JUWEL Aquarium - Digital Thermometer 4.0 - passend für alle Aquarien**Juwel Aquarium**€17.40**198 rev11mo ago](https://www.amazon.de/dp/B0FL2NHZ6G) [**JUWEL Aquarium - Lido 120 Kombination schwarz Premium-Bundle**Juwel Aquarium**€311.97**8 rev1y ago](https://www.amazon.de/dp/B0FDW1DMQZ) [**SANLILI Kompatibler Satz Filtermedien für Juwel Compact/Bioflow 3.0 M (4 x Blaue Schwämme (fein) 4 x Blaue Schwämme (grob) 4 x Grüne Schwämme & 4 x Aktivkohle-Schwämme)**SANLILI**€24.30**75 rev1y ago](https://www.amazon.de/dp/B0F29YVFB7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**OWDFF Filterwatte Filterschwämme Fein Polyester Filterschwamm 35Stk Kompatibler Satz Filtermedien für Juwel Compact/für BioFlow 3.0 / M Aquarien(35)**OWDFF**€9.15**4.1★**▲ 231%**](https://www.amazon.de/dp/B0GCRZDK33) [**JUWEL Aquarium Rio 180 Kombination helles Holz Premium-Bundle**Juwel Aquarium**€360.66**4.8★**▲ 225%**](https://www.amazon.de/dp/B0F1TS51SW) [**WeddHuis Aquarium Filterschwamm Filterschwamm Filtermatte Aquarium Filterschwämm Filtermatte Aquarium Filtermatte Aquarium Filterschaum Aquarium Filter Pads Teich Filtermatte Aquarium Filterschwämme**WeddHuis**€5.49**4.5★**▲ 152%**](https://www.amazon.de/dp/B0DKTK3BZ9) [**APXEL Aquarium-Filterschwamm-Pad Filtermatte Aquarium Filterwatte Filterschwämme Aktivkohleschwamm Filterzubehör für Aquarien Kleiner Teiche Riffaquarium (47 * 47 * 2cm 20PPI)**APXEL**€6.52**3.9★**▲ 143%**](https://www.amazon.de/dp/B0G1HQ553Y) [**JUWEL Aquarium Rio 125 Kombination Weiss Premium-Bundle**Juwel Aquarium**€306.63**4.2★**▲ 90%**](https://www.amazon.de/dp/B0F1TVLN38)
**~~View all trending →~~**
## **What buyers say about filterschwamm**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Qualität insgesamt**22%
*“Super Produkt”*
**beworben Vs Tatsächliches Produkt**16%
*“Erfüllt alles”*
**Gesamtgröße**16%
*“Passt”*
**Filterung**16%
*“Super Filter”*
**Preis-Leistungs-Verhältnis**6%
*“Super Aquarium für einen guten Preis”*
**Benutzerfreundlichkeit**5%
*“Handhabung”*
**Einfache Reinigung**2%
*“Filter einfach zu säubern”*
**Design insgesamt**2%
*“Design & Qualität: Das Rio 240 ist ein echter Blickfang”*
**Haltbarkeit**1%
*“Kurzlebig”*
**Montage/Installation**1%
*“Lässt sich zudem einfach montieren und entfernen”*
### **What buyers complain about **
**Preis-Leistungs-Verhältnis**14%
*“ist das so teuer?”*
**Filterung**12%
*“Filterschwamm”*
**Haltbarkeit**8%
*“Nach drei Monaten defekt”*
**Gesamtgröße**8%
*“Passen leider nicht”*
**Benutzerfreundlichkeit**5%
*“Unbrauchbar”*
**Einfache Reinigung**5%
*“Gereinigt wurde er noch nicht”*
**beworben Vs Tatsächliches Produkt**4%
*“Beschreibung etwas mau”*
**Qualität insgesamt**3%
*“Schlechte Qualität”*
**Defekt Material/Teile**3%
*“Die Teile sind krumm geschnitten”*
**Funktionalität insgesamt**3%
*“Geht Null”*
### **Top return reasons **
**Gesamtgröße**49%
**Filterung**10%
**Funktionalität insgesamt**9%
**Kompatibilität – insgesamt**9%
**Defekt Material/Teile**7%
**Haltbarkeit**3%
**beworben Vs Tatsächliches Produkt**2%
**Stärke**1%
**Produktzustand**1%
**Dünn**1%
## **Common questions**
- **Is filterschwamm profitable to sell on Amazon Germany?**
- The niche generates €3.3M/yr across 52 tracked products. 1 of 7 products launched in the last 360 days are still selling. 90-day search growth is -32.4%. Flapen's verdict: Worth a look (60/100).
- **How competitive is the filterschwamm niche?**
- 14 brands and 50 sellers compete. The top 5 products take 34% of clicks and top 5 brands hold 90% of demand.
- **What do buyers complain about in filterschwamm?**
- Top complaints mined from reviews: Preis-Leistungs-Verhältnis, Filterung, Haltbarkeit. The return rate is 0.6%.
- **When does demand for filterschwamm peak?**
- Demand peaks in Jan–Feb; the busiest month runs 2.0× the quietest.
- **What does it cost to enter the filterschwamm niche?**
- Listings span €1.95–€831.96; the average listing price is €120.19 (sweet spot $15–$100). The average incumbent carries 1,034 reviews — the moat a new listing must climb.
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