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eufy s350

Skip it

A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.

Market size 12Growth 55Conversion 53Competition 0Returns 45Price range 93Avg price 90Brand share 0Review moat 49Quality gap 35

Price range

Great€13.02–€100.55

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

Avg price

Great€57.77

avg listing price — sweet spot $15–$100

Growth

Good+27.3%

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

Conversion

Good4.4%

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

Review moat

Okay1,609.4

avg incumbent reviews — the moat a new listing must climb

Returns

Okay3.4%

return rate — above 5% kills the launch gate

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Market size

Bad€49K

€49K/yr · 19K searches

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon Germany niche tracking, eufy s350 is a €49K/yr Amazon Germany market (19K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Oct–Nov. Verdict: Skip it — 35/100.

Data updated Jul 9, 2026 · scored weekly · How we score niches

eufy s350 market data

Units sold / yr
1K–2K
avg 250–500/product
Revenue / yr
€72K–€87K
units × avg price
Conversion rate
4.4%
Avg BSR
#274
Page quality
0%
Prime
80%
Sponsored
60%
Out of stock
4.6%
Avg brand age
32 months
Avg seller age
251 days

Competition & brand share

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

Brands

2 falling

Sellers

39

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

0%

  • AMZLORD72%
  • eufy Security28%

Demand & seasonality

Weekly Amazon search volume, last 71 weeks — +27.3% search growth over the last 90 days.
700500Spike '25Prime Day '25Black Friday '25Spike '26MarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Oct, Nov · busiest ÷ quietest = 1.8×

Top eufy s350 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%20%€10K40%€19K60%€29K80%€39K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

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

What buyers say about eufy s350

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

What buyers love

Kameraqualität29%

“super Cam”

Qualität insgesamt12%

“Super Produkt”

Preis-Leistungs-Verhältnis8%

“Coole Kamera für günstiges Geld”

Montage/Installation8%

“Installation ist sehr einfach”

Bild/Bildklarheit6%

“Super Bildqualität”

Nachtsicht5%

“- 1080p Auflösung mit Farbnachtsicht („PureColor Vision“).”

beworben Vs Tatsächliches Produkt3%

“Genau so”

Konnektivität – insgesamt3%

“Überwachung mit internett funktioniert sehr gut”

Akkulaufzeit3%

“kabelgebundene Stromversorgung also keine leeren Akkus”

Benutzerfreundlichkeit3%

“Easy”

What buyers complain about

Konnektivität – insgesamt20%

“Bluetooth Verbindung klappt nicht”

Funktionalität insgesamt12%

“Funktioniert nicht”

Haltbarkeit10%

“Kameras häufig nach 15 Monaten defekt”

Aufladen6%

“Lädt nicht”

Kameraqualität5%

“Die Kameras selbst hängen im WLAN, was anscheinend ein grundsätzliches Problem darstellt”

beworben Vs Tatsächliches Produkt5%

“Hier gehen Werbeversprechen und Realität weit auseinander”

Qualität insgesamt5%

“Kein Qualitätsprodukt”

Preis-Leistungs-Verhältnis4%

“Als Spielzeug zu teuer”

Bild/Bildklarheit3%

“Der Bildschirm flackert”

Benutzerfreundlichkeit3%

“Was es also fast unmöglich macht die Kamera zu nutzen”

Top return reasons

Konnektivität – insgesamt30%
Kompatibilität – insgesamt17%
Funktionalität insgesamt11%
Gesamtgröße7%
Kameraqualität5%
Defekt Material/Teile5%
Bild/Bildklarheit4%
Montage/Installation4%
Preis-Leistungs-Verhältnis4%
Aufladen3%

Common questions

Is eufy s350 profitable to sell on Amazon Germany?
The niche generates €49K/yr across 5 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +27.3%. Flapen's verdict: Skip it (35/100).
How competitive is the eufy s350 niche?
2 brands and 39 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in eufy s350?
Top complaints mined from reviews: Konnektivität – insgesamt, Funktionalität insgesamt, Haltbarkeit. The return rate is 3.4%.
When does demand for eufy s350 peak?
Demand peaks in Oct–Nov; the busiest month runs 1.8× the quietest.
What does it cost to enter the eufy s350 niche?
Listings span €13.02–€100.55; the average listing price is €57.77 (sweet spot $15–$100). The average incumbent carries 1,609 reviews — the moat a new listing must climb.