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roomba 900 ersatzteile

Skip it

A small market ($20K/yr) — this niche doesn't clear our bar today.

Market size 5Growth 14Conversion 80Competition 21Returns 90Price range 66Avg price 95Brand share 50Review moat 37Quality gap 65

Avg price

Incredible€24.65

avg listing price — sweet spot $15–$100

Returns

Great1.3%

return rate — above 5% kills the launch gate

Conversion

Great8.3%

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

Price range

Good€6.12–€135.59

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Brand share

Good75%

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

Review moat

Okay2,833

avg incumbent reviews — the moat a new listing must climb

Competition

Bad75%

top-5 click share — a locked-up shelf

Growth

Bad-21.7%

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

Market size

Bad€20K

€20K/yr · 10K searches

According to Flapen's Amazon Germany niche tracking, roomba 900 ersatzteile is a €20K/yr Amazon Germany market (10K searches/yr). The top 5 brands hold 75% of demand. Demand peaks in Nov. Verdict: Skip it — 44/100.

Data updated Jul 11, 2026 · scored weekly · How we score niches

roomba 900 ersatzteile market data

Units sold / yr
750–1K
avg 0–100/product
Revenue / yr
€18K–€25K
units × avg price
Conversion rate
8.3%
Avg BSR
#1,362
Page quality
0%
Prime
92%
Sponsored
92%
Out of stock
3.4%
Avg brand age
47 months
Avg seller age
209 days

Competition & brand share

The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.

Brands

12 falling

Sellers

19

Top-5 brand share

75%

Top 20: 100%

Top-5 click share

75%

Top 20: 100%

Open market

20%

  • ANBOO30%
  • Rebirthcare23%
  • JoyBros10%
  • APZOVO6%
  • KENSHIRE6%
  • Detetap5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -21.7% search growth over the last 90 days.
500300Prime Day '24Spike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Nov · busiest ÷ quietest = 2.1×

Top roomba 900 ersatzteile search terms

  • roomba 9802K/yr
  • roomba 980 ersatzteile2K/yr
  • roomba 900 ersatzteile2K/yr
  • roomba 9601K/yr
  • roomba 9811K/yr
  • irobot roomba 9811K/yr
All search terms

Top roomba 900 ersatzteile 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%€2K20%€4K30%€6K40%€8K1101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 13 tracked products in this niche — three views at once, no toggling.

What buyers say about roomba 900 ersatzteile

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

What buyers love

Gesamtgröße36%

“Passt”

Preis-Leistungs-Verhältnis18%

“Preisgünstiger Ersatz”

Qualität insgesamt16%

“Sehr gute Qualität, passt optimal, sehr gerne wieder”

beworben Vs Tatsächliches Produkt8%

“Erfüllen ihren Zweck”

Einfache Reinigung5%

“Reinigt super”

Kompatibilität – insgesamt3%

“Funktioniert ohne Probleme mit unserem Roomba 980”

Wartung und Reparatur3%

“sehr gute Reparatur”

Pinselqualität3%

“Bürsten sind sehr gut”

Filterung3%

“super Filter wie Originale”

What buyers complain about

Gesamtgröße20%

“Leider passen die Schrauben nicht”

Kompatibilität – insgesamt13%

“Passen nicht in Roomba 981”

Haltbarkeit9%

“Nicht besonders langlebig”

Aufladen7%

“Lädt nach 10 Monaten Nutzung nicht mehr auf”

Filterung7%

“Filter hat ein Netz auf einer Seite ist bei den Originalen nicht der Fall”

Benutzerfreundlichkeit7%

“Sehr schwer zu wechseln”

Saugen7%

“Taugt nix”

Preis-Leistungs-Verhältnis7%

“Dann wäre da noch der Preis”

Materialqualität3%

“Irgendwo ist etwa 1 mm zu viel Material”

Einfache Reinigung3%

“ist dabei nicht mal gründlich.”

Top return reasons

Gesamtgröße34%
Kompatibilität – insgesamt16%
Funktionalität insgesamt9%
Akkulaufzeit8%
Qualität insgesamt8%
Defekt Material/Teile6%
Konnektivität – insgesamt6%
Aufladen3%
Filterung2%
Dicke2%

Common questions

Is roomba 900 ersatzteile profitable to sell on Amazon Germany?
The niche generates €20K/yr across 13 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -21.7%. Flapen's verdict: Skip it (44/100).
How competitive is the roomba 900 ersatzteile niche?
12 brands and 19 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 75% of demand.
What do buyers complain about in roomba 900 ersatzteile?
Top complaints mined from reviews: Gesamtgröße, Kompatibilität – insgesamt, Haltbarkeit. The return rate is 1.3%.
When does demand for roomba 900 ersatzteile peak?
Demand peaks in Nov; the busiest month runs 2.1× the quietest.
What does it cost to enter the roomba 900 ersatzteile niche?
Listings span €6.12–€135.59; the average listing price is €24.65 (sweet spot $15–$100). The average incumbent carries 2,833 reviews — the moat a new listing must climb.