Skip to content
52

refraktometer

Worth a look

Shows sweet-spot pricing room ($11.16–$75.32), but a small market ($54K/yr) keeps it on the watch list.

Market size 14Growth 19Conversion 47Competition 65Returns 85Price range 90Avg price 86Brand share 51Review moat 83Quality gap 58

Price range

Great€11.16–€75.32

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

Avg price

Great€19.48

avg listing price — sweet spot $15–$100

Returns

Great1.5%

return rate — above 5% kills the launch gate

Review moat

Great344

avg incumbent reviews — the moat a new listing must climb

Competition

Good46%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Brand share

Good74%

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

Conversion

Okay3.8%

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

Growth

Bad-11.6%

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

Market size

Bad€54K

€54K/yr · 75K searches

According to Flapen's Amazon Germany niche tracking, refraktometer is a €54K/yr Amazon Germany market (75K searches/yr). The top 5 brands hold 74% of demand. Demand peaks in Sep–Oct–Nov. Verdict: Worth a look — 52/100.

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

refraktometer market data

Units sold / yr
3K–4K
avg 0–100/product
Revenue / yr
€58K–€78K
units × avg price
Conversion rate
3.8%
Avg BSR
#139
Page quality
0%
Prime
100%
Sponsored
100%
Out of stock
13.1%
Avg brand age
66 months
Avg seller age
197 days

Competition & brand share

The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 falling

Sellers

20

Top-5 brand share

74%

Top 20: 100%

Top-5 click share

46%

Top 20: 88%

Open market

21%

  • HHTEC39%
  • QWORK14%
  • LAOYE9%
  • LAFMATE7%
  • ZITFRI5%
  • V·RESOURCING5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -11.6% search growth over the last 90 days.
2K2KPrime Day '24Spike '24Black Friday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Sep, Oct, Nov · busiest ÷ quietest = 2.0×

Top refraktometer search terms

  • refraktometer52K/yr
  • refraktometer brix5K/yr
  • refraktometer zuckergehalt9K/yr
  • refraktometer kühlmittel6K/yr
  • refractometer3K/yr
All search terms

Top refraktometer 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%€2K8%€4K12%€7K16%€9K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about refraktometer

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

What buyers love

Benutzerfreundlichkeit22%

“Die Handhabung ist super einfach – einfach eine Probe auflegen, ablesen, fertig”

beworben Vs Tatsächliches Produkt16%

“Es tut was es soll”

Qualität insgesamt14%

“ok. preis und super Qualität OK”

Preis-Leistungs-Verhältnis13%

“zu dem Preis ein sehr gutes Produkt”

Effizienz12%

“Das Gerät funktioniert einwandfrei”

Gesamtgröße3%

“Also passt soweit”

Funktionalität insgesamt2%

“Gerät funktioniert”

Design insgesamt2%

“Mann sieht alles ist ein toller Artikel übersichtlich”

Gesamt anzeigen2%

“Das TFT-Display ist ein echtes Plus”

Temperaturerhaltung2%

“Ist praktisch für alles vor Frost zu schütznde geeignet”

What buyers complain about

Benutzerfreundlichkeit26%

“Völlig unbrauchbar”

beworben Vs Tatsächliches Produkt13%

“Beschreibung könnte besser sein”

Funktionalität insgesamt8%

“Funktioniert aber schlecht zum ablesen”

Materialqualität7%

“Verwendete Materialien nicht von Qualität”

Mechanismus probleme5%

“Konnte die Kalibrierschraube nicht drehen”

Messung / Ablesegenauigkeit5%

“Nicht unbedingt zu empfehlen misst ungenau”

Stärke5%

“schwach”

Anleitung/Benutzerhandbuch/Fehlerbehebung3%

“- keine Bedienungsanleitung”

Wasserbeständigkeit3%

“Nicht Wasserfest”

Speicherkapazität2%

“Die 100 Speicherslots sind für mich nutzlos”

Top return reasons

Funktionalität insgesamt22%
Messung / Ablesegenauigkeit20%
beworben Vs Tatsächliches Produkt10%
Gesamtgröße8%
Defekt Material/Teile7%
Qualität insgesamt6%
Benutzerfreundlichkeit5%
Produktzustand4%
Gesamt anzeigen4%
Einstellbarkeit/Drehbarkeit/lehnend3%

Common questions

Is refraktometer profitable to sell on Amazon Germany?
The niche generates €54K/yr across 32 tracked products. 1 of 6 products launched in the last 360 days are still selling. 90-day search growth is -11.6%. Flapen's verdict: Worth a look (52/100).
How competitive is the refraktometer niche?
16 brands and 20 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 74% of demand.
What do buyers complain about in refraktometer?
Top complaints mined from reviews: Benutzerfreundlichkeit, beworben Vs Tatsächliches Produkt, Funktionalität insgesamt. The return rate is 1.5%.
When does demand for refraktometer peak?
Demand peaks in Sep–Oct–Nov; the busiest month runs 2.0× the quietest.
What does it cost to enter the refraktometer niche?
Listings span €11.16–€75.32; the average listing price is €19.48 (sweet spot $15–$100). The average incumbent carries 344 reviews — the moat a new listing must climb.