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54

sonic geburtstagsdeko

Worth a look

Shows low returns (0.6%), but a small market ($28K/yr) keeps it on the watch list.

Market size 7Growth 23Conversion 35Competition 86Returns 97Price range 48Avg price 50Brand share 60Review moat 96Quality gap 80

Returns

Incredible0.6%

return rate — above 5% kills the launch gate

Review moat

Incredible84.31

avg incumbent reviews — the moat a new listing must climb

Competition

Great29%

top-5 click share — an open shelf

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Brand share

Good69%

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

Avg price

Good€11.97

avg listing price — sweet spot $15–$100

Price range

Okay€4.66–€24.40

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

Conversion

Okay2.8%

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

Growth

Bad-4.1%

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

Market size

Bad€28K

€28K/yr · 84K searches

According to Flapen's Amazon Germany niche tracking, sonic geburtstagsdeko is a €28K/yr Amazon Germany market (84K searches/yr). The top 5 brands hold 69% of demand. Verdict: Worth a look — 54/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

sonic geburtstagsdeko market data

Units sold / yr
3K–3K
avg 0–100/product
Revenue / yr
€30K–€36K
units × avg price
Conversion rate
2.8%
Avg BSR
#956
Page quality
0%
Prime
95%
Sponsored
76%
Out of stock
23.9%
Avg brand age
25 months
Avg seller age
188 days

Competition & brand share

Clicks spread well past the top 5 (29% combined) — an open shelf where new products get seen.

Brands

22 falling

Sellers

46

Top-5 brand share

69%

Top 20: 99%

Top-5 click share

29%

Top 20: 75%

Open market

27%

  • yumcute27%
  • Ainvliya21%
  • Forninc10%
  • Amazluck7%
  • Xtaguvdm5%
  • Luclay4%

Demand & seasonality

Weekly Amazon search volume, last 72 weeks — -4.1% search growth over the last 90 days.
3K2KSpike '25Spike '26MarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

No pronounced peak months · busiest ÷ quietest = 1.9×

Top sonic geburtstagsdeko search terms

  • sonic geburtstagsdeko26K/yr
  • sonic geburtstagsdeko 5 jahre13K/yr
  • sonic geburtstagsdeko 4 jahre7K/yr
  • sonic geburtstagsdeko 6 jahre8K/yr
  • sonic geburtstag7K/yr
  • sonic deko5K/yr
  • sonic party deko4K/yr
  • sonic luftballon4K/yr
  • sonic deko geburtstag6K/yr
  • sonic ballon4K/yr
All search terms

Top sonic geburtstagsdeko 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%2%€5684%€1K6%€2K8%€2K1101001K Reviews — right = deep review moat Market 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.

What buyers say about sonic geburtstagsdeko

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

What buyers love

Qualität insgesamt26%

“Sehr Qualitativ”

Preis-Leistungs-Verhältnis20%

“Lohnt sich”

beworben Vs Tatsächliches Produkt17%

“Wie auf dem Foto”

Gesamtgröße14%

“Passend”

Spaß/Unterhaltungserlebnis9%

“Super vielen Kleinigkeiten für einen kinder Geburtstag”

Design insgesamt4%

“Besonders praktisch fanden wir, dass alles farblich und vom Design her gut zusammenpasst”

Farbe4%

“sind farblich gut verarbeitet”

Montage/Installation3%

“Leicht auf zu bauen”

Benutzerfreundlichkeit1%

“Besonders praktisch fanden wir, dass alles farblich und vom Design her gut zusammenpasst”

What buyers complain about

Geruch19%

“Ok. Kleine Ballons stinken unglaublich nach Benzin”

Haltbarkeit18%

“Finger weg – die Luftballons halten keine vier Stunden”

Qualität insgesamt18%

“Qualität schlecht”

Preis-Leistungs-Verhältnis14%

“Schade ums Geld”

Stärke9%

“Nach ca. 8 Monaten intensiven Spielen - sind die Köpfe bei meist bespielten schon etwas wackelig”

Auslaufsicher5%

“Öffnungen sind undicht”

Druckqualität2%

“Die Ballons hatten einen extrem schwachen Aufdruck, teilweise verpixelt, dazu hatten sie einen Geruch wie von einer Tankstelle”

Dicke2%

“Tischdecke extrem dünn”

Haftung/Klebrigkeit2%

“klebte förmlich am Tisch.”

Top return reasons

Qualität insgesamt18%
Geruch18%
Gesamtgröße14%
beworben Vs Tatsächliches Produkt7%
Materialqualität6%
Falten6%
Preis-Leistungs-Verhältnis6%
Defekt Material/Teile6%
Funktionalität insgesamt6%
Druckqualität4%

Common questions

Is sonic geburtstagsdeko profitable to sell on Amazon Germany?
The niche generates €28K/yr across 42 tracked products. 0 of 19 products launched in the last 360 days are still selling. 90-day search growth is -4.1%. Flapen's verdict: Worth a look (54/100).
How competitive is the sonic geburtstagsdeko niche?
22 brands and 46 sellers compete. The top 5 products take 29% of clicks and top 5 brands hold 69% of demand.
What do buyers complain about in sonic geburtstagsdeko?
Top complaints mined from reviews: Geruch, Haltbarkeit, Qualität insgesamt. The return rate is 0.6%.
When does demand for sonic geburtstagsdeko peak?
Demand is steady year-round — the busiest month runs 1.9× the quietest.
What does it cost to enter the sonic geburtstagsdeko niche?
Listings span €4.66–€24.40; the average listing price is €11.97 (sweet spot $15–$100). The average incumbent carries 84 reviews — the moat a new listing must climb.