Skip to content

Aquarium

Maybe

An estimated 0.5% of orders come back. But buyers convert on only 0.4% of searches, so Aquarium is a Maybe.

Flapen Score
53
53 / 100
Top 41% of 683 Haustier niches · +1 vs the category median of 52
Market size
€626K/yr2.2M searches / yr
90-day growth
-33.0%search demand this quarter
Competition
43%top-5 click share · 16 brands · 30 sellers

Flapen Score

Aquarium against its category

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

53Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Aquarium market on Amazon at a glance

Shoppers on Amazon Germany searched for Aquarium 2.2M times last year and spent an estimated €626K. The top 5 brands take 77% of clicks. Demand peaks in Jan. Flapen scores it 53 out of 100, a Maybe.

01 · Demand

An estimated 0.4% of those searches ended in a purchase.

Shoppers searched for this 2.2M times in the last 12 months. That counts every search on Amazon Germany for this niche's terms. An estimated 0.4% of those searches ended in a purchase. Searches in the last 90 days moved -33.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated €626K a year.

Searches, last 12 months
2.2M
Growth, 90 days vs prior 90
-33.0%
Conversion, latest week
0.4%
Market size, estimated
€626Ka year
Peak month
January1.8× the quietest month
Top search term
aquarium1.4M searches a year

02 · Price

A sale here is worth €69.67.

Listings sell for €69.67 on average, from €5.83 to €263.47. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 0 to 100 of them. At €69.67 that is €0 to €7K a year per listing.

Average price
€69.67inside the $15 to $100 sweet spot
Price range
€5.83–€263.47
Amazon Germany median price
€18.99across 29,809 niches
Units sold a year
6K–8K
Units per listing a year
0–100
Revenue per listing a year
€0–€7K
Returns
0.5%of orders · Amazon Germany median 1.1%

03 · Entry bar

The bar here is reviews.

89% of listings pay for placement with sponsored ads. 76% ship with Prime. On an average day, 25.4% of listings are out of stock. The average listing ranks #56 within Aquaristik. It carries 1,907 reviews at 4.18 stars, so a new listing needs social proof before a better product.

Sponsored listings
89%
Prime listings
76%
Out of stock, average day
25.4%
Average rank
#56in Aquaristik
Average rating
4.18 starsAmazon Germany average 4.37 stars
Average reviews
1,907per listing
Listings tracked
45

04 · Newcomers

1 of last year's 15 launches cleared the first-year sales bar.

15 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 38 months on average, so the names here are settling in.

Launched, last 12 months
15
Successful launches
1Amazon's first-year sales bar
Average brand age
38 months

Products

Top Aquarium 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 43% of clicks. Leaders hold, but buyers still shop past them.

Brands

16 falling

Sellers

30

Top-5 brand share

77%

Top 20: 100%

Top-5 click share

43%

Top 20: 77%

Open market

19%

  • Brand 123%
  • Brand 222%
  • Brand 317%
  • Brand 49%
  • Brand 55%
  • Brand 64%

Demand

Aquarium search demand

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

60K40KPrime Day '24Spike '24Black Friday '24Prime Day '25Spike '25Black Friday '25SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 1.8×

Search terms

Top Aquarium search terms shoppers use

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

  • aquarium1.4M/yr
  • aquarium komplettset114K/yr
  • nano aquarium122K/yr
  • mini aquarium95K/yr
  • aquarien63K/yr
  • mini aquarium komplettset46K/yr
  • aquarium klein45K/yr
  • aquarium set47K/yr
  • nano aquarium komplettset44K/yr
  • kleines aquarium32K/yr

Reviews and returns

What reviews say buyers love and hate about Aquarium

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

27%of positive reviews mention “Qualität insgesamt”
14%of negative reviews mention “Filterung”
0.5%of orders come back
“War leider am 2. TAG schon die Filterpumpe defekt”
A buyer, on “Filterung”14% 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.

19 topics

NegativePositive

FAQ

Common Aquarium questions

Answered from the same tracked data.