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Aquarium Filter

Maybe

Products sell for $25.59 on average, inside the sweet spot. But demand is soft, at -19.2% this quarter, so Aquarium Filter is a Maybe.

Flapen Score
59
59 / 100
Top 15% of 683 Haustier niches · +7 vs the category median of 52
Market size
€478K/yr706K searches / yr
90-day growth
-19.2%search demand this quarter
Competition
37%top-5 click share · 22 brands · 76 sellers

Flapen Score

Aquarium Filter against its category

The dotted line is the Haustier average. Past it, Aquarium Filter is stronger. Inside it, weaker.

59Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Aquarium Filter market on Amazon at a glance

Shoppers on Amazon Germany searched for Aquarium Filter 706K times last year and spent an estimated €478K. The top 5 brands take 52% of clicks. Flapen scores it 59 out of 100, a Maybe.

01 · Demand

An estimated 2.6% of those searches ended in a purchase.

Shoppers searched for this 706K times in the last 12 months. That counts every search on Amazon Germany for this niche's terms. An estimated 2.6% of those searches ended in a purchase. Searches in the last 90 days moved -19.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated €478K a year.

Searches, last 12 months
706K
Growth, 90 days vs prior 90
-19.2%
Conversion, latest week
2.6%
Market size, estimated
€478Ka year
Peak month
February1.3× the quietest month
Top search term
aquarium filter207K searches a year

02 · Price

A sale here is worth €25.59.

Listings sell for €25.59 on average, from €4.16 to €91.50. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 250 to 500 of them. At €25.59 that is €6K to €13K a year per listing.

Average price
€25.59inside the $15 to $100 sweet spot
Price range
€4.16–€91.50
Amazon Germany median price
€18.99across 29,809 niches
Units sold a year
15K–20K
Units per listing a year
250–500
Revenue per listing a year
€6K–€13K
Returns
2.9%of orders · Amazon Germany median 1.1%

03 · Entry bar

The bar here is reviews.

73% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 2.9% of listings are out of stock. The average listing ranks #58 within Aquaristik. It carries 1,960 reviews at 4.16 stars, so a new listing needs social proof before a better product.

Sponsored listings
73%
Prime listings
100%
Out of stock, average day
2.9%
Average rank
#58in Aquaristik
Average rating
4.16 starsAmazon Germany average 4.37 stars
Average reviews
1,960per listing
Listings tracked
45

04 · Newcomers

1 of last year's 5 launches cleared the first-year sales bar.

5 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 48 months on average, so the names here are settling in.

Launched, last 12 months
5
Successful launches
1Amazon's first-year sales bar
Average brand age
48 months

Products

Top Aquarium Filter products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take only 37% of clicks. An open shelf where new products get seen.

Brands

22 falling

Sellers

76

Top-5 brand share

52%

Top 20: 99%

Top-5 click share

37%

Top 20: 77%

Open market

43%

  • Brand 117%
  • Brand 211%
  • Brand 39%
  • Brand 48%
  • Brand 57%
  • Brand 65%

Demand

Aquarium Filter search demand

Weekly searches over the year, seasonality beneath. Pick a range.

20K15KPrime Day '24Spike '24Spike '25Black Friday '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Search terms

Top Aquarium Filter search terms shoppers use

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

  • aquarium filter207K/yr
  • aquarium pumpe146K/yr
  • filter aquarium38K/yr
  • eheim innenfilter35K/yr
  • aquarium filter 60l31K/yr
  • pumpe aquarium23K/yr
  • aquarium innenfilter26K/yr
  • aquarium pumpe 60l23K/yr
  • aquariumpumpe19K/yr
  • innenfilter aquarium22K/yr

Reviews and returns

What reviews say buyers love and hate about Aquarium Filter

We read the reviews and the return reasons for every product selling here.

27%of positive reviews mention “Filterung”
26%of negative reviews mention “Haltbarkeit”
2.9%of orders come back
“Nach 2 Minuten defekt”
A buyer, on “Haltbarkeit”26% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

16 topics

NegativePositive

FAQ

Common Aquarium Filter questions

Answered from the same tracked data.