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58

synchrontester

Worth a look

Shows low returns (0.6%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 5Growth 70Conversion 24Competition 45Returns 97Price range 70Avg price 95Brand share 70Review moat 82Quality gap 86

Returns

Incredible0.6%

return rate — above 5% kills the launch gate

Avg price

Incredible€42.86

avg listing price — sweet spot $15–$100

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Review moat

Great360.96

avg incumbent reviews — the moat a new listing must climb

Growth

Good+52.5%

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

Brand share

Good63%

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

Price range

Good€7.00–€129.12

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

Competition

Okay58%

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

Conversion

Bad1.9%

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

Market size

Bad€21K

€21K/yr · 25K searches

According to Flapen's Amazon Germany niche tracking, synchrontester is a €21K/yr Amazon Germany market (25K searches/yr). The top 5 brands hold 63% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 58/100.

Data updated Jul 6, 2026 · scored weekly · How we score niches

synchrontester market data

Units sold / yr
500–750
avg 0–100/product
Revenue / yr
€21K–€32K
units × avg price
Conversion rate
1.9%
Avg BSR
#3,276
Page quality
0%
Prime
68%
Sponsored
72%
Out of stock
21.6%
Avg brand age
51 months
Avg seller age
204 days

Competition & brand share

The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.

Brands

23 falling

Sellers

83

Top-5 brand share

63%

Top 20: 97%

Top-5 click share

58%

Top 20: 95%

Open market

32%

  • DHA31%
  • ITC International Tool Company10%
  • STE9%
  • DANOPLUS8%
  • Rlongtou5%
  • Uten5%

Demand & seasonality

Weekly Amazon search volume, last 56 weeks — +52.5% search growth over the last 90 days.
700500Spike '26JunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 2.5×

Top synchrontester 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%4%€8248%€2K12%€2K16%€3K1101001K10K 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 24 tracked products in this niche — three views at once, no toggling.

What buyers say about synchrontester

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

What buyers love

Effizienz22%

“Funktioniert”

beworben Vs Tatsächliches Produkt20%

“funtioniert wie es soll”

Qualität insgesamt18%

“Sehr gut produkt”

Preis-Leistungs-Verhältnis9%

“Super Gerät zu einem günstigen Preis”

Einfache Reinigung7%

“Vergaser Reiniger”

Treibstoffeffizienz6%

“Kraftstoffverbrauch gesunken”

Motorleistung4%

“Das beste was man einem alten Motor antun kann”

Kompatibilität – insgesamt3%

“Passend für Zenith NDIX”

Geräuschpegel2%

“Das Ansprechverhalten beim Gasgeben ist viel gleichmäßiger, Startprobleme gehören der Vergangenheit an, und der Motor läuft insgesamt ruhiger und leiser”

Funktionalität insgesamt2%

“Alles gut geklappt”

What buyers complain about

Funktionalität insgesamt22%

“Funktioniert nicht”

Anleitung/Benutzerhandbuch/Fehlerbehebung17%

“Die Betriebsanleitung habe ich mir von Google übersetzen lassen mehr braucht dich nicht”

Haltbarkeit11%

“Auch mein alter Honda Bali-Roller sprang sieben Jahre lang erst nach dem dritten oder vierten Anlassversuch an”

Defekt Material/Teile11%

“Der Artikel hat nicht weitergeholfen”

Motorische Probleme11%

“der Motor stotterte”

Preis-Leistungs-Verhältnis11%

“Wenn auch relativ teuer”

Einfache Reinigung3%

“Ein behutsames reinigen von "außen" (ohne Luftfilter, mit Bremsenreiniger und Druckluft, in Richtung Drosselklappe und Düsen) brachte nur wenig Erfolg.”

beworben Vs Tatsächliches Produkt3%

“Da keine anständige Beschreibung vorhanden ist”

Top return reasons

Gesamtgröße25%
Kompatibilität – insgesamt19%
Funktionalität insgesamt14%
Defekt Material/Teile12%
Qualität insgesamt6%
beworben Vs Tatsächliches Produkt4%
Materialqualität3%
Gesamt anzeigen3%
Produktzustand2%
Druck1%

Common questions

Is synchrontester profitable to sell on Amazon Germany?
The niche generates €21K/yr across 25 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is +52.5%. Flapen's verdict: Worth a look (58/100).
How competitive is the synchrontester niche?
23 brands and 83 sellers compete. The top 5 products take 58% of clicks and top 5 brands hold 63% of demand.
What do buyers complain about in synchrontester?
Top complaints mined from reviews: Funktionalität insgesamt, Anleitung/Benutzerhandbuch/Fehlerbehebung, Haltbarkeit. The return rate is 0.6%.
When does demand for synchrontester peak?
Demand peaks in Apr–May–Jun–Jul; the busiest month runs 2.5× the quietest.
What does it cost to enter the synchrontester niche?
Listings span €7.00–€129.12; the average listing price is €42.86 (sweet spot $15–$100). The average incumbent carries 361 reviews — the moat a new listing must climb.