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marine oil

Skip it37/100

a concentrated shelf (top 5 take 89% of clicks) — marine oil doesn't clear our bar today.

Market/yr

$418K

Growth (1y)

+91.4%

Products

8

Brands

4

was 6 a year ago

Sellers

23

Price range

$24.92–$194.80

Returns

0.1%

Rating

4.7★

37/100

Skip it

Scored 37/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
21
×0.30
Growth
62
×0.30
Competition
1
×0.20
Quality gap
20
×0.10
Returns
99
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +91.4% year over year.
4K2KSpike '24Spike '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Apr, May, Jun, Sep, Oct · busiest ÷ quietest = 4.5×

Competition

80%Johnson Evinrude OMC
  • Johnson Evinrude OMC80%
  • Evinrude Johnson13%
  • Reebok4%
  • Johnson3%

The top 5 products capture 89% of clicks — a locked-up shelf that new listings rarely crack. 4 brands and 23 sellers compete here.

Brands

4 falling

was 6 a year ago

Sellers

23

Top 5 brand share

100%

Product shelf

All 8 tracked products in this niche.

Reviews

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

What buyers love

Value For Money38%

“Decent price considering it includes shipping”

Advertised Vs Actual Product38%

“Product as described”

Lubrication25%

“Quality oil”

What buyers complain about

Value For Money67%

“has become WAAAy to expensive”

Measurement/Reading Accuracy33%

“there is no scale on the side of the jug to tell how much you have in there or have put in the tank”

Top return reasons

  • Leak-Proof16%
  • Value For Money16%
  • Width13%
  • Advertised Vs Actual Product11%
  • Feet Fit11%
  • Size-Overall11%
  • Shape/Style8%
  • Length5%
  • Defective Material/Parts5%
  • Water Resistance3%

Data scraped July 9, 2026 · Marketplace baseline: 4.4★ avg rating · $22.71 median price · 2.2% median returns across 13,812 tracked niches.