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sonnensystem

Skip it

Soft demand (-40.3% this quarter) — this niche doesn't clear our bar today.

Market size 30Growth 5Conversion 27Competition 29Returns 92Price range 87Avg price 95Brand share 62Review moat 53Quality gap 52

Avg price

Incredible€29.64

avg listing price — sweet spot $15–$100

Returns

Great1.2%

return rate — above 5% kills the launch gate

Price range

Great€7.26–€86.29

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

Brand share

Good68%

top-5 brand share — brands hold most of the demand

Review moat

Good1,372.71

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Market size

Okay€138K

€138K/yr · 212K searches

Competition

Okay68%

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

Conversion

Okay2.2%

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

Growth

Bad-40.3%

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

According to Flapen's Amazon Germany niche tracking, sonnensystem is a €138K/yr Amazon Germany market (212K searches/yr). The top 5 brands hold 68% of demand. Demand peaks in Feb–Nov–Dec. Verdict: Skip it — 45/100.

Data updated Jul 16, 2026 · scored weekly · How we score niches

sonnensystem market data

Units sold / yr
4K–5K
avg 250–500/product
Revenue / yr
€119K–€148K
units × avg price
Conversion rate
2.2%
Avg BSR
#2,680
Page quality
0%
Prime
93%
Sponsored
71%
Out of stock
0.0%
Avg brand age
38 months
Avg seller age
190 days

Competition & brand share

The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.

Brands

14 falling

Sellers

218

Top-5 brand share

68%

Top 20: 100%

Top-5 click share

68%

Top 20: 100%

Open market

25%

  • LEGO29%
  • Kosmos16%
  • Blue Marble8%
  • Science Can7%
  • PENGBU RC7%
  • CUBIMANA7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -40.3% search growth over the last 90 days.
13K8KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Holiday '25SepDecMarJunAugNovMarMay

Peak months: Feb, Nov, Dec · busiest ÷ quietest = 3.6×

Top sonnensystem search terms

  • sonnensystem modell38K/yr
  • sonnensystem38K/yr
  • sonnensystem kinder32K/yr
  • lego sonnensystem26K/yr
  • planeten mobile11K/yr
  • solar system8K/yr
  • sonnensystem basteln7K/yr
  • lego planeten8K/yr
  • sonnensystem mobile5K/yr
  • solar system model5K/yr
All search terms

Top sonnensystem 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%10%€14K20%€28K30%€41K40%€55K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 14 tracked products in this niche — three views at once, no toggling.

What buyers say about sonnensystem

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

What buyers love

Spaß/Unterhaltungserlebnis18%

“macht aber Spass.”

Qualität insgesamt14%

“Top Produkt”

Pädagogisch-insgesamt11%

“Für die Kinder ist das Modell cool und lehrreich”

Geschenk Zweck9%

“Schöne Deko”

Anleitung/Benutzerhandbuch/Fehlerbehebung8%

“Tolles Set, sehr gute Anleitung”

Design insgesamt8%

“ist das Modell detailreich gestaltet”

Montage/Installation6%

“Der Aufbau hat viel Spaß gemacht”

Gesamtgröße4%

“Alles passt”

Korrekt Inhalt3%

“Alle Teile waren vollständig”

Benutzerfreundlichkeit3%

“aber gut machbar”

What buyers complain about

Montage/Installation16%

“Anspruchsvoll im Zusammenbau”

Geschenk Zweck10%

“angekratzten Karton - nicht schön als Geschenk für ein Kind.”

Qualität insgesamt7%

“Nicht besonders gute Qualität”

Preis-Leistungs-Verhältnis5%

“Preis i. O. Laut meinem Enkel,fast wie Lego”

Produktzustand5%

“Nacharbeitung”

Materialqualität5%

“Billiger Plastik”

Anleitung/Benutzerhandbuch/Fehlerbehebung4%

“Anleitung ist etwas kompliziert mein 9Jähriger konnte es nicht alleine aufbauen”

Defekt Material/Teile4%

“Ein Teil war abgebrochen”

Geräuschpegel3%

“dazu kommt dass der Aufziemotor Sehr laut ist”

Stärke3%

“Nicht sehr stabil”

Top return reasons

Defekt Material/Teile23%
Gesamtgröße15%
Geschenk Zweck11%
Produktzustand8%
Haftung/Klebrigkeit7%
Kompatibilität – insgesamt7%
beworben Vs Tatsächliches Produkt4%
Montage/Installation4%
Qualität insgesamt4%
Funktionalität insgesamt3%

Common questions

Is sonnensystem profitable to sell on Amazon Germany?
The niche generates €138K/yr across 14 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -40.3%. Flapen's verdict: Skip it (45/100).
How competitive is the sonnensystem niche?
14 brands and 218 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 68% of demand.
What do buyers complain about in sonnensystem?
Top complaints mined from reviews: Montage/Installation, Geschenk Zweck, Qualität insgesamt. The return rate is 1.2%.
When does demand for sonnensystem peak?
Demand peaks in Feb–Nov–Dec; the busiest month runs 3.6× the quietest.
What does it cost to enter the sonnensystem niche?
Listings span €7.26–€86.29; the average listing price is €29.64 (sweet spot $15–$100). The average incumbent carries 1,373 reviews — the moat a new listing must climb.