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carbonator

Skip it

Brand-locked demand (top 5 brands take 99% of clicks) — this niche doesn't clear our bar today.

Market size 6Growth 59Conversion 23Competition 37Returns 75Price range 88Avg price 85Brand share 4Review moat 21Quality gap 55

Price range

Great€8.97–€76.61

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

Avg price

Great€19.16

avg listing price — sweet spot $15–$100

Returns

Good2.0%

return rate — above 5% kills the launch gate

Growth

Good+33.7%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Competition

Okay63%

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

Conversion

Bad1.8%

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

Review moat

Bad11,214.89

avg incumbent reviews — the moat a new listing must climb

Market size

Bad€26K

€26K/yr · 74K searches

Brand share

Bad99%

top-5 brand share — brand-locked demand

According to Flapen's Amazon Germany niche tracking, carbonator is a €26K/yr Amazon Germany market (74K searches/yr). The top 5 brands hold 99% of demand. Demand peaks in Jul–Aug–Nov–Dec. Verdict: Skip it — 41/100.

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

carbonator market data

Units sold / yr
4K–5K
avg 250–500/product
Revenue / yr
€77K–€96K
units × avg price
Conversion rate
1.8%
Avg BSR
#91
Page quality
0%
Prime
83%
Sponsored
83%
Out of stock
20.7%
Avg brand age
40 months
Avg seller age
185 days

Competition & brand share

The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.

Brands

6 falling

Sellers

99

Top-5 brand share

99%

Top 20: 100%

Top-5 click share

63%

Top 20: 100%

Open market

0%

  • sodastream49%
  • SodaStream27%
  • SodaNature12%
  • mixcover6%
  • MATE OF STEEL4%
  • LEBEXY1%
  • Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +33.7% search growth over the last 90 days.
18K13KHoliday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jul, Aug, Nov, Dec · busiest ÷ quietest = 2.8×

Top carbonator search terms

  • sodastream crystal flaschen28K/yr
  • sodastream flaschen crystal15K/yr
  • sodastream crystal 3.0 flaschen15K/yr
  • sodastream crystal flasche6K/yr
  • sodastream crystal 2.0 flaschen5K/yr
  • flaschen für sodastream crystal 3.05K/yr
All search terms

Top carbonator 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%€3K20%€5K30%€8K40%€10K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 18 tracked products in this niche — three views at once, no toggling.

What buyers say about carbonator

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

What buyers love

Qualität insgesamt25%

“Super Produkt”

Gesamtgröße12%

“Passt”

beworben Vs Tatsächliches Produkt12%

“Sieht schöner aus als auf dem Foto”

Preis-Leistungs-Verhältnis11%

“Super Preis”

Benutzerfreundlichkeit8%

“Einfache Handhabung”

Einfache Reinigung4%

“Ansonsten gut zum Reinigen”

Stärke4%

“Robuste kleine Flasche”

Temperaturerhaltung3%

“Inhalt bleibt kalt oder warm”

Design insgesamt2%

“Das Design ist elegant”

Haltbarkeit2%

“Zuverlässigkeit”

What buyers complain about

Auslaufsicher13%

“SodaStreamer undicht”

Kompatibilität – insgesamt9%

“Inkompatibel”

Qualität insgesamt9%

“Schlechte Qualität, schlechtes Service”

Gesamtgröße8%

“Bürste zu kurz”

Preis-Leistungs-Verhältnis6%

“Abschreibung”

beworben Vs Tatsächliches Produkt5%

“Irreführende Angaben”

Haltbarkeit4%

“Fallen leicht um”

Funktionalität insgesamt3%

“Funktioniert nicht”

Einfache Reinigung3%

“muss umständlich gereinigt werden”

Wasserbeständigkeit3%

“wiederholter Wasseraustritt”

Top return reasons

Gesamtgröße42%
Kompatibilität – insgesamt32%
Auslaufsicher5%
Defekt Material/Teile4%
Funktionalität insgesamt3%
Produktzustand2%
Wasserbeständigkeit2%
beworben Vs Tatsächliches Produkt1%
Mechanismus probleme1%
Kratzfestigkeit1%

Common questions

Is carbonator profitable to sell on Amazon Germany?
The niche generates €26K/yr across 18 tracked products. 90-day search growth is +33.7%. Flapen's verdict: Skip it (41/100).
How competitive is the carbonator niche?
6 brands and 99 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 99% of demand.
What do buyers complain about in carbonator?
Top complaints mined from reviews: Auslaufsicher, Kompatibilität – insgesamt, Qualität insgesamt. The return rate is 2.0%.
When does demand for carbonator peak?
Demand peaks in Jul–Aug–Nov–Dec; the busiest month runs 2.8× the quietest.
What does it cost to enter the carbonator niche?
Listings span €8.97–€76.61; the average listing price is €19.16 (sweet spot $15–$100). The average incumbent carries 11,215 reviews — the moat a new listing must climb.