---
title: "Motorreiniger — €362K/yr Amazon DE Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/de/auto-motorrad/motorreiniger"
last_updated: "2026-08-07T01:10:43.970Z"
locale: en
meta:
description: "Niche score 41/100 · €362K/yr market · 375K searches/yr · €10.55 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · €362K/yr market · 375K searches/yr · €10.55 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Motorreiniger — €362K/yr Amazon DE Niche (2026) - Flapen"
---
# **motorreiniger**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 54Growth 30Conversion 84Competition 29Returns 99Price range 21Avg price 38Brand share 0Review moat 24Quality gap 23
**Returns**
**Incredible****0.3%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****9.2%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Good****€362K**
€362K/yr · 375K searches
**Avg price**
**Okay****€10.55**
avg listing price — sweet spot $15–$100
**Growth**
**Okay****+4.0%**
90-day search growth — must beat 0% to launch
**Competition**
**Okay****68%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****6,292.53**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Price range**
**Bad****€4.70–€17.66**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon Germany niche tracking, motorreiniger is a €362K/yr Amazon Germany market (375K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Oct–Nov. Verdict: Skip it — 41/100.
Data updated Jul 6, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **motorreiniger market data**
- **Units sold / yr**
- **30K–40K**
- avg 1,500–2,000/product
- **Revenue / yr**
- **€317K–€422K**
- units × avg price
- **Conversion rate**
- **9.2%**
- **Avg BSR**
- **#16**
- **Page quality**
- **0%**
- **Prime**
- **94%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **66 months**
- **Avg seller age**
- **178 days**
## **Competition & brand share**
The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**5 **▼falling
**Sellers**
**106**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**68%**
Top 20: 100%
**Open market**
**0%**
- Liqui Moly89% - NIGRIN4% - SONAX3% - RAVENOL2% - SYPRIN2% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +4.0% search growth over the last 90 days.
23K18KSpike '24Holiday '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Oct, Nov · busiest ÷ quietest = 1.8×
[**Open Trend **](https://flapen.com/research/de/auto-motorrad/motorreiniger/trend)
## **Top motorreiniger search terms**
- **benzin additiv**54K/yr-6.2%5.9% conv. - **motorspülung**42K/yr-0.8%8.4% conv. - **motorreiniger**41K/yr+10.0%5.1% conv. - **liqui moly benzin systemreiniger**33K/yr+45.3%11.0% conv. - **liqui moly motorspülung**25K/yr-5.5%13.0% conv. - **motorreiniger benzin**20K/yr+0.1%8.8% conv. - **motorraum reiniger**18K/yr+6.0%4.6% conv. - **additive benzin motor**18K/yr+19.2%6.9% conv. - **motor reiniger**16K/yr-4.0%4.0% conv. - **motorspülung liqui moly**16K/yr-0.3%12.8% conv. [**All search terms **](https://flapen.com/research/de/auto-motorrad/motorreiniger/search-terms)
## **Top motorreiniger 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%€36K20%€72K30%€109K40%€145K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 17 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**LIQUI MOLY Motorsystemreiniger Benzin | 300 ml | Benzinadditiv | Art.-Nr.: 5129**Liqui Moly**€9.89**4.6★12,360 rev](https://www.amazon.de/dp/B001CZKBFG) [2**LIQUI MOLY Pro-Line Motorspülung | 500 ml | Öladditiv | Art.-Nr.: 2427**Liqui Moly**€9.24**4.7★17,514 rev](https://www.amazon.de/dp/B001CZSG94) [3**Liqui Moly Pro-Line Benzin-System-Reiniger | 500 ml | Benzinadditiv | Art.-Nr.: 5153**Liqui Moly**€15.18**4.8★1,688 rev](https://www.amazon.de/dp/B001CZM7TO) [4**LIQUI MOLY Injectionreiniger | 300 ml | Benzinadditiv | Art.-Nr.: 5110**Liqui Moly**€8.25**4.6★5,893 rev](https://www.amazon.de/dp/B001CZKC3M) [5**Liqui Moly Benzin-Systempflege | 300 ml | Benzinadditiv | Art.-Nr.: 5108**Liqui Moly**€8.34**4.7★1,861 rev](https://www.amazon.de/dp/B00295GRNS)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**RAVENOL Petrol Clean Extreme**RAVENOL**€7.83**204 rev1y ago](https://www.amazon.de/dp/B0DP7Z8XJN) [**SYPRIN Benzin Motorsystemreiniger 500ml - Reiniger für Benzinmotoren Systemreiniger entfernt Ablagerungen und normalisiert den Kraftstoffverbrauch**SYPRIN**€17.66**552 rev6y ago](https://www.amazon.de/dp/B082X4NTK1) [**Liqui Moly Motorspülung | 300 ml | Öladditiv | Art.-Nr.: 7681**Liqui Moly**€10.22**542 rev9y ago](https://www.amazon.de/dp/B0725VZKR4) [**LIQUI MOLY Pro-Line Motorspülung | 1 L | Öladditiv | Art.-Nr.: 2425**Liqui Moly**€14.76**17,514 rev15y ago](https://www.amazon.de/dp/B004FPP4Z2) [**NIGRIN Kaltreiniger Pumpzerstäuber schnell trennend und hochwirksam 500 ml**NIGRIN**€4.70**981 rev15y ago](https://www.amazon.de/dp/B000NDB8DC)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**RAVENOL Petrol Clean Extreme**RAVENOL**€7.83**4.8★**▲ 39%**](https://www.amazon.de/dp/B0DP7Z8XJN) [**NIGRIN Kaltreiniger Pumpzerstäuber schnell trennend und hochwirksam 500 ml**NIGRIN**€4.70**4.5★**▲ 28%**](https://www.amazon.de/dp/B000NDB8DC) [**LIQUI MOLY Injectionreiniger | 300 ml | Benzinadditiv | Art.-Nr.: 5110**Liqui Moly**€8.25**4.6★**▲ 26%**](https://www.amazon.de/dp/B001CZKC3M) [**SONAX Motor+KaltReiniger (500 ml) beseitigt schnell und zuverlässig alle Öl- und Fettverschmutzungen | Art-Nr. 05432000**SONAX**€9.10**4.5★**▲ 15%**](https://www.amazon.de/dp/B001BAY82Y) [**Liqui Moly Benzin-Systempflege | 300 ml | Benzinadditiv | Art.-Nr.: 5108**Liqui Moly**€8.34**4.7★**— 7%**](https://www.amazon.de/dp/B00295GRNS)
**~~View all trending →~~**
## **What buyers say about motorreiniger**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Qualität insgesamt**25%
*“Bestes Produkt”*
**beworben Vs Tatsächliches Produkt**12%
*“Produkt wie beschrieben”*
**Einfache Reinigung**11%
*“Injektion cleaner”*
**Motorleistung**8%
*“1A, das Beste für den Motor”*
**Schmierung**8%
*“Gute Motorspülung”*
**Treibstoffeffizienz**6%
*“Der Diesel läuft softer”*
**Preis-Leistungs-Verhältnis**5%
*“Top Produkt zu top Preis”*
**Effizienz**5%
*“Bester Motorreiniger”*
**Benutzerfreundlichkeit**5%
*“Einfache Handhabung: Dose auf, ab in den fast vollen Tank beim Tanken, fertig”*
**Geräuschpegel**4%
*“Motor läuft leiser”*
### **What buyers complain about **
**Funktionalität insgesamt**21%
*“Läuft”*
**Schmierung**13%
*“ein spürbarar Teil der Reibung ist vom Motor in Richtung Bremse gewandert, was vorallem bei 4 Zylinder deutlich am Bremsabrieb sichtbar ist.”*
**Auslaufsicher**7%
*“Dose im Kofferraum ausgelaufen, obwohl sie fest zugedreht war”*
**Motorische Probleme**6%
*“Motor läuft befreiter”*
**Treibstoffeffizienz**6%
*“vermutlich von schlechtem Treibstoff”*
**Geruch**6%
*“Alles stinkt nach dem Additiv”*
**Geräuschpegel**5%
*“Motor ist immer noch laut”*
**Preis-Leistungs-Verhältnis**3%
*“Kosten wären 4 stellig”*
**Haltbarkeit**3%
*“wirst du es nicht mehr lange Fahren. Bei 2 Fahrzeugen ausprobiert, bei beiden Fahrzeugen gab es im Anschluss starke Motorprobleme”*
**Einfache Reinigung**2%
*“gefühlt schmutziger als sonst”*
### **Top return reasons **
**Kompatibilität – insgesamt**22%
**Auslaufsicher**14%
**Funktionalität insgesamt**13%
**Gesamtgröße**12%
**beworben Vs Tatsächliches Produkt**9%
**Motorische Probleme**8%
**Defekt Material/Teile**4%
**Schmierung**2%
**Qualität insgesamt**2%
**Preis-Leistungs-Verhältnis**2%
## **Common questions**
- **Is motorreiniger profitable to sell on Amazon Germany?**
- The niche generates €362K/yr across 17 tracked products. 90-day search growth is +4.0%. Flapen's verdict: Skip it (41/100).
- **How competitive is the motorreiniger niche?**
- 5 brands and 106 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in motorreiniger?**
- Top complaints mined from reviews: Funktionalität insgesamt, Schmierung, Auslaufsicher. The return rate is 0.3%.
- **When does demand for motorreiniger peak?**
- Demand peaks in Oct–Nov; the busiest month runs 1.8× the quietest.
- **What does it cost to enter the motorreiniger niche?**
- Listings span €4.70–€17.66; the average listing price is €10.55 (sweet spot $15–$100). The average incumbent carries 6,293 reviews — the moat a new listing must climb.
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