5w40
5w40 shows low returns (0.5%), but brand-locked demand (top 5 brands take 96% of clicks) keeps it on the watch list.
Flapen Score
Ranks 671 of 1,428 Auto & Motorrad niches · on the category median
Is 5w40 profitable on Amazon?
According to Flapen's Amazon Germany niche tracking, 5w40 is a €572K/yr Amazon Germany market (578K searches/yr). The top 5 brands hold 96% of demand. Verdict: Worth a look — 51/100.
5w40: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Worth a look. Search demand moved +11.0% over the last 90 days and 3.8% of searches end in a purchase.
€572K
revenue / yr
Who owns the niche?
The top 5 brands hold 96% of demand, so 4% of the market is open.
4%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.8★ — the gap to enter on.
0/100
page quality · 22 products
Top 5w40 products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
LIQUI MOLY Top Tec 4100 5W-40 | 5 L | Synthesetechnologie Motoröl | Art.-Nr.: 3701
- Price
- €32.33
- Rating
- 4.8/5
- Reviews
- 7,993
- Age
- 18y ago

MANNOL 7915 Extreme 5W-40 Synthetisches Motoröl 5L
- Price
- €20.27
- Rating
- 4.7/5
- Reviews
- 5,987
- Age
- 13y ago

LIQUI MOLY Synthoil High Tech 5W-40 | 5 L | vollsynthetisches Motoröl | Art.-Nr.: 1307
- Price
- €41.11
- Rating
- 4.8/5
- Reviews
- 1,211
- Age
- 17y ago

Castrol EDGE 5W-40 Motoröl 5L
- Price
- €33.12
- Rating
- 4.8/5
- Reviews
- 1,130
- Age
- 3y ago

LIQUI MOLY Leichtlauf High Tech 5W-40 | 1 L | Synthesetechnologie Motoröl | Art.-Nr.: 3863
- Price
- €9.28
- Rating
- 4.8/5
- Reviews
- 5,214
- Age
- 15y ago
Trending
90-day click momentum
Motoröl 5 Liter 5W-40 A3/B4 SN ECANIS High-Tech synthetisch für diverse PKW
- Price
- €23.70
- Rating
- 4.8/5
- Reviews
- 7
- Age
- 4mo ago

Total Quartz 9000 5W-40 5L
- Price
- €29.34
- Rating
- 4.6/5
- Reviews
- 1,372
- Age
- 16y ago

MANNOL 7915 Extreme 5W-40 4L
- Price
- €19.12
- Rating
- 4.7/5
- Reviews
- 5,987
- Age
- 16y ago

MANNOL 7915 Extreme 5W-40 20L
- Price
- €62.12
- Rating
- 4.7/5
- Reviews
- 5,987
- Age
- 12y ago

Mobil Super 3000 X1 5W-40 1L silber
- Price
- €6.53
- Rating
- 4.8/5
- Reviews
- 319
- Age
- 16y ago
Newest
by launch date
Motoröl 5 Liter 5W-40 A3/B4 SN ECANIS High-Tech synthetisch für diverse PKW
- Price
- €23.70
- Rating
- 4.8/5
- Reviews
- 7
- Age
- 4mo ago

FLOTEX Premium Tec 5W40 Motoröl 5L I Hochwertiges 5W40 für geringere Emissionswerte I Ergiebiges 5W 40 Motoröl für Otto- & Dieselmotoren I Profi 5 W 40 5L mit hervorragender Viskosität
- Price
- €21.80
- Rating
- 4.5/5
- Reviews
- 41
- Age
- 1y ago

Castrol EDGE 5W-40 Motoröl 5L
- Price
- €33.12
- Rating
- 4.8/5
- Reviews
- 1,130
- Age
- 3y ago

Castrol EDGE TURBO DIESEL 5W-40 Motoröl 5L
- Price
- €33.02
- Rating
- 4.8/5
- Reviews
- 626
- Age
- 3y ago

Castrol MAGNATEC 5W-40 C3 Motoröl 5L
- Price
- €30.31
- Rating
- 4.7/5
- Reviews
- 1,026
- Age
- 3y ago
Competition: brands, sellers & click share
The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.
Brands
8 rising
Sellers
78
Top-5 brand share
96%
Top 20: 100%
Top-5 click share
55%
Top 20: 98%
Open market
2%
- Liqui Moly46%
- MANNOL27%
- Castrol17%
- Mobil5%
- ecanis1%
- Mobil Super1%
- Open — no brand owns it (2 brands, 2%)
5w40 demand & seasonality
Weekly search volume, with the niche's key stats alongside.
No pronounced peak months · busiest ÷ quietest = 1.3×
Top 5w40 search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.
- 5w40141K/yr
- motoröl 5w40112K/yr
- 5w40 motoröl 5l72K/yr
- liqui moly 5w4044K/yr
- mannol 5w4032K/yr
- castrol 5w4029K/yr
- öl 5w4020K/yr
- 5w 40 motoröl16K/yr
- 5w40 motoröl15K/yr
- 5w40 liqui moly13K/yr
What reviews say buyers love and hate about 5w40
What buyers mention most, as a share of all reviews.
What buyers love
96% of reviews“Super Produkt”
“Super Top Motoröl”
“Preis Leistung super”
“Das Produkt entspricht der Beschreibung”
“400 Ps kein Problem”
What buyers complain about
84% of reviews“teuer also andere”
“Es ist bestimmt kein High Performance Öl”
“Motoröl 5w30. Kauf ich immer bei Amazon, sehr günstig”
“Läuft aus”
“Hält nicht die Normen”
5w40 return rate & reasons
Why buyers send it back, as a share of all return requests.
0.5%
Return rate
0%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common 5w40 questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.









