Is roomba s9 profitable to sell on Amazon Germany?

The niche generates €0/yr across 5 tracked products. 90-day search growth is -30.8%. Flapen's verdict: Skip it (27/100).

How competitive is the roomba s9 niche?

5 brands and 12 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in roomba s9?

Top complaints mined from reviews: Haltbarkeit, Dicke, Preis-Leistungs-Verhältnis. The return rate is 1.9%.

When does demand for roomba s9 peak?

Demand peaks in Oct–Nov–Dec; the busiest month runs 3.5× the quietest.

What does it cost to enter the roomba s9 niche?

Listings span €14.95–€502.43; the average listing price is €117.44 (sweet spot $15–$100). The average incumbent carries 343 reviews — the moat a new listing must climb.

roomba s9

Skip it

A small market ($0/yr) — this niche doesn't clear our bar today.

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Review moat

Great343.4

avg incumbent reviews — the moat a new listing must climb

Returns

Great1.9%

return rate — above 5% kills the launch gate

Avg price

Good€117.44

avg listing price — sweet spot $15–$100

Price range

Bad€14.95–€502.43

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

Growth

Bad-30.8%

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

Market size

Bad€0

€0/yr · 5K searches

Conversion

Bad0.0%

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

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Signals Low Review Barrier High Price

According to Flapen's Amazon Germany niche tracking, roomba s9 is a €0/yr Amazon Germany market (5K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Oct–Nov–Dec. Verdict: Skip it — 27/100.

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

roomba s9 market data

Units sold / yr: 100–250; avg 0–100/product
Revenue / yr: €12K–€29K; units × avg price
Conversion rate: 0.0%
Avg BSR: #2,309
Page quality: 0%
Prime: 80%
Sponsored: 40%
Out of stock: 6.7%
Avg brand age: 32 months
Avg seller age: 233 days

Competition & brand share

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

5 rising

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

iRobot54%
aotengou22%
Laimaiou9%
PELLYDA8%
Theresa Hay8%
Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -30.8% search growth over the last 90 days.

Peak months: Oct, Nov, Dec · busiest ÷ quietest = 3.5×

Open Trend

Top roomba s9 search terms

irobot roomba s9+2K/yr -18.7%0.8% conv.
roomba s91K/yr -19.2%4.0% conv.
irobot roomba s9820/yr -31.9%3.5% conv.
irobot s9577/yr -40.1%1.2% conv.
roomba s9 plus532/yr -70.9%5.1% conv.

All search terms

Top roomba s9 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 5 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

iRobot Roomba s9+ Über WLAN verbundener Saugroboter mit automatischer Absaugstation - PerfectEdge-Technologie mit Eckenbürste und breiteren Gummibürsten für alle Böden - Leistungsverstärkung

iRobot€502.433.8★385 rev

aotengou Zubehör-Kit für Irobot Roomba s9+ (9550) s9 9550 Roboter-Staubsauger Ersatzteile 18 Packungen 2 Sätze von Walzenbürsten 5 Filter 5 Seitenbürsten 4 Staubsaugerbeutel

aotengou€24.234.0★65 rev

Laimaiou Zubehör für iRobot Roomba s9+ (9550) S9 (9150) Roboter-Staubsauger Ersatzteile 16 Packungen 2 Sätze Walzenbürsten 6 Filter 6 Seitenbürsten

Laimaiou€23.074.2★26 rev

PELLYDA Ersatzteile Zubehör Ersatz-Rollenbürsten für irobot Roomba S S9 (9150) S9+ S9 Plus (9550) S-Series Staubsauger (2 Sätze Rollen bürsten)

PELLYDA€14.954.2★98 rev

Ersatzteile passend für iRobot Roomba s9 (9150) s9 + s9 Plus (9550) Wi-Fi-Roboter-Staubsauger-Kits der Serie (2 Gummibürsten 4 Filter 6 Seitenbürsten)

Theresa Hay€22.534.1★1,143 rev

Newest

by launch date

Laimaiou Zubehör für iRobot Roomba s9+ (9550) S9 (9150) Roboter-Staubsauger Ersatzteile 16 Packungen 2 Sätze Walzenbürsten 6 Filter 6 Seitenbürsten

Laimaiou€23.0726 rev

1y ago

aotengou Zubehör-Kit für Irobot Roomba s9+ (9550) s9 9550 Roboter-Staubsauger Ersatzteile 18 Packungen 2 Sätze von Walzenbürsten 5 Filter 5 Seitenbürsten 4 Staubsaugerbeutel

aotengou€24.2365 rev

2y ago

Ersatzteile passend für iRobot Roomba s9 (9150) s9 + s9 Plus (9550) Wi-Fi-Roboter-Staubsauger-Kits der Serie (2 Gummibürsten 4 Filter 6 Seitenbürsten)

Theresa Hay€22.531,143 rev

2y ago

PELLYDA Ersatzteile Zubehör Ersatz-Rollenbürsten für irobot Roomba S S9 (9150) S9+ S9 Plus (9550) S-Series Staubsauger (2 Sätze Rollen bürsten)

PELLYDA€14.9598 rev

3y ago

iRobot Roomba s9+ Über WLAN verbundener Saugroboter mit automatischer Absaugstation - PerfectEdge-Technologie mit Eckenbürste und breiteren Gummibürsten für alle Böden - Leistungsverstärkung

iRobot€502.43385 rev

6y ago

What buyers say about roomba s9

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

What buyers love

Preis-Leistungs-Verhältnis33%

“Preis leistung top”

Qualität insgesamt33%

“gutes Ersatzteil”

Einfache Reinigung17%

“Wenn er mal den Raum findet geht er gut die reinigungsqualität ist sehr gut”

What buyers complain about

Haltbarkeit33%

“War schnell kaputt”

Dicke33%

“Die Walzenbüsten sind zu dick”

Preis-Leistungs-Verhältnis17%

“Viel zu teuer für die Leistung”

Top return reasons

Gesamtgröße50%

Filterung25%

Einfache Reinigung13%

beworben Vs Tatsächliches Produkt13%

Common questions

Is roomba s9 profitable to sell on Amazon Germany?: The niche generates €0/yr across 5 tracked products. 90-day search growth is -30.8%. Flapen's verdict: Skip it (27/100).
How competitive is the roomba s9 niche?: 5 brands and 12 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in roomba s9?: Top complaints mined from reviews: Haltbarkeit, Dicke, Preis-Leistungs-Verhältnis. The return rate is 1.9%.
When does demand for roomba s9 peak?: Demand peaks in Oct–Nov–Dec; the busiest month runs 3.5× the quietest.
What does it cost to enter the roomba s9 niche?: Listings span €14.95–€502.43; the average listing price is €117.44 (sweet spot $15–$100). The average incumbent carries 343 reviews — the moat a new listing must climb.