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10w30

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Market size 21Growth 44Conversion 83Competition 13Returns 99Price range 60Avg price 66Brand share 0Review moat 42Quality gap 16

Returns

Incredible0.2%

return rate — above 5% kills the launch gate

Conversion

Great8.9%

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

Avg price

Good€13.93

avg listing price — sweet spot $15–$100

Price range

Good€5.11–€29.60

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

Growth

Okay+15.4%

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

Review moat

Okay2,286.1

avg incumbent reviews — the moat a new listing must climb

Market size

Bad€83K

€83K/yr · 67K searches

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Competition

Bad84%

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, 10w30 is a €83K/yr Amazon Germany market (67K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Mar–Apr–Jul. Verdict: Skip it — 40/100.

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

10w30 market data

Units sold / yr
6K–8K
avg 250–500/product
Revenue / yr
€84K–€111K
units × avg price
Conversion rate
8.9%
Avg BSR
#81
Page quality
0%
Prime
100%
Sponsored
70%
Out of stock
0.0%
Avg brand age
109 months
Avg seller age
183 days

Competition & brand share

The top 5 products capture 84% of clicks — a locked-up shelf that new listings rarely crack.

Brands

5 rising

Sellers

76

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

84%

Top 20: 100%

Open market

0%

  • Liqui Moly75%
  • MANNOL15%
  • Briggs & Stratton4%
  • ARNOLD3%
  • Castrol3%
  • Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +15.4% search growth over the last 90 days.
4K3KPrime Day '24Holiday '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Mar, Apr, Jul · busiest ÷ quietest = 2.9×

Top 10w30 search terms

  • 10w3017K/yr
  • motoröl 10w3015K/yr
  • sae 10w3011K/yr
  • 10w30 motoröl13K/yr
  • 10w30 rasenmäher öl4K/yr
  • öl 10w305K/yr
  • 10 w 30 motoröl4K/yr
All search terms

Top 10w30 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%€8K20%€17K30%€25K40%€33K1001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 10 tracked products in this niche — three views at once, no toggling.

What buyers say about 10w30

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

What buyers love

Qualität insgesamt30%

“Beste Qualität”

Preis-Leistungs-Verhältnis18%

“Preis-Leistung ist optimal”

Schmierung16%

“Sehr gutes und preiswertes Öl”

beworben Vs Tatsächliches Produkt15%

“Hält was es verspricht”

Motorleistung5%

“sorgt für ruhigen Motorlauf”

Gesamtgröße5%

“Passt”

Treibstoffeffizienz2%

“Motoröle”

Funktionalität insgesamt2%

“Erfüllt seinen Zweck”

Benutzerfreundlichkeit2%

“Einwandfrei”

Einfache Reinigung1%

“🔧 Zuverlässiger Motorschutz und sauberer Wechsel”

What buyers complain about

Auslaufsicher33%

“Undichte Lieferung”

Geruch22%

“Stinkt leider nur unangenehm hatte vorher Castrol Edge”

Schmierung17%

“Es ist eben Öl”

Preis-Leistungs-Verhältnis17%

“Preis zu hoch”

Top return reasons

Gesamtgröße28%
Kompatibilität – insgesamt23%
Auslaufsicher15%
Zertifizierungen10%
beworben Vs Tatsächliches Produkt8%
Benutzerfreundlichkeit5%
Defekt Material/Teile3%
Preis-Leistungs-Verhältnis3%
Qualität insgesamt3%
Motorische Probleme3%

Common questions

Is 10w30 profitable to sell on Amazon Germany?
The niche generates €83K/yr across 10 tracked products. 90-day search growth is +15.4%. Flapen's verdict: Skip it (40/100).
How competitive is the 10w30 niche?
5 brands and 76 sellers compete. The top 5 products take 84% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in 10w30?
Top complaints mined from reviews: Auslaufsicher, Geruch, Schmierung. The return rate is 0.2%.
When does demand for 10w30 peak?
Demand peaks in Mar–Apr–Jul; the busiest month runs 2.9× the quietest.
What does it cost to enter the 10w30 niche?
Listings span €5.11–€29.60; the average listing price is €13.93 (sweet spot $15–$100). The average incumbent carries 2,286 reviews — the moat a new listing must climb.