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leveler 51mm

Skip it

Soft demand (-49.2% this quarter) — this niche doesn't clear our bar today.

Market size 8Growth 0Conversion 79Competition 26Returns 65Price range 61Avg price 65Brand share 59Review moat 95Quality gap 63

Review moat

Incredible96.88

avg incumbent reviews — the moat a new listing must climb

Conversion

Great8.1%

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

Returns

Good2.4%

return rate — above 5% kills the launch gate

Avg price

Good€13.82

avg listing price — sweet spot $15–$100

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Price range

Good€6.77–€27.73

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

Brand share

Good70%

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

Competition

Okay70%

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

Market size

Bad€33K

€33K/yr · 29K searches

Growth

Bad-49.2%

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

According to Flapen's Amazon Germany niche tracking, leveler 51mm is a €33K/yr Amazon Germany market (29K searches/yr). The top 5 brands hold 70% of demand. Verdict: Skip it — 43/100.

Data updated Jul 15, 2026 · scored weekly · How we score niches

leveler 51mm market data

Units sold / yr
2K–3K
avg 0–100/product
Revenue / yr
€28K–€35K
units × avg price
Conversion rate
8.1%
Avg BSR
#386
Page quality
0%
Prime
100%
Sponsored
88%
Out of stock
13.1%
Avg brand age
25 months
Avg seller age
237 days

Competition & brand share

The top 5 products take 70% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 falling

Sellers

22

Top-5 brand share

70%

Top 20: 100%

Top-5 click share

70%

Top 20: 100%

Open market

25%

  • YIDOUJIN30%
  • NESTIP12%
  • sinzau11%
  • KYONANO9%
  • JODORA7%
  • MOERAE6%

Demand

Weekly Amazon search volume, last 25 weeks — -49.2% search growth over the last 90 days.
900700Jan '26Feb '26Mar '26Apr '26May '26Jun '26

Top leveler 51mm 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%€7K30%€10K40%€13K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 16 tracked products in this niche — three views at once, no toggling.

What buyers say about leveler 51mm

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

What buyers love

Preis-Leistungs-Verhältnis22%

“Super Preis-Leistung”

Qualität insgesamt17%

“Ich bin mir der Qualität des Produktes sehr zufrieden”

Benutzerfreundlichkeit15%

“Easy zu verwenden und funktioniert super”

beworben Vs Tatsächliches Produkt10%

“Das Produkt entspricht der Beschreibung des Herstellers”

Einstellbarkeit/Drehbarkeit/lehnend9%

“Einfach einzustellen, gutes Gewicht, gute Verarbeitung”

Stärke7%

“solide”

Gesamtgröße5%

“Passt super für 51mm”

Gewicht schwer4%

“Er ist schön schwer, solide und gut verarbeitet”

Geruch4%

“So entsteht das typische Aroma, das Siebträger Fans so lieben”

Griff3%

“liegt gut in der Hand”

What buyers complain about

Benutzerfreundlichkeit25%

“Mittlerweile nutze ich den hier also eher nicht mehr”

Preis-Leistungs-Verhältnis25%

“Entsprach nicht Erwartungen zu teuer”

Einfache Reinigung13%

“Sehr unsauber dadurch”

Verklemmen/Verstopfen13%

“Der ganze Kaffee bleibt unter dem Rand hängen”

Gesamtgröße6%

“Zum Distributor: Deutlich kleiner, als ich es basierend auf den Produktbildern erwartet hätte”

Qualität insgesamt6%

“Alle drei enthaltenen Artikel fühlen sich sehr billig an”

Top return reasons

Gesamtgröße58%
Funktionalität insgesamt11%
Kompatibilität – insgesamt10%
Qualität insgesamt5%
Materialqualität2%
Mechanismus probleme2%
Einstellbarkeit/Drehbarkeit/lehnend2%
Rost/Korrodieren1%
Produktzustand1%
Benutzerfreundlichkeit1%

Common questions

Is leveler 51mm profitable to sell on Amazon Germany?
The niche generates €33K/yr across 16 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is -49.2%. Flapen's verdict: Skip it (43/100).
How competitive is the leveler 51mm niche?
16 brands and 22 sellers compete. The top 5 products take 70% of clicks and top 5 brands hold 70% of demand.
What do buyers complain about in leveler 51mm?
Top complaints mined from reviews: Benutzerfreundlichkeit, Preis-Leistungs-Verhältnis, Einfache Reinigung. The return rate is 2.4%.
What does it cost to enter the leveler 51mm niche?
Listings span €6.77–€27.73; the average listing price is €13.82 (sweet spot $15–$100). The average incumbent carries 97 reviews — the moat a new listing must climb.