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Seafoam Marine

Fail

The top 5 brands take 100% of clicks, so Seafoam Marine is a Fail.

Filters Trending
Flapen Score
48
48 / 100
Ranks 3,828 of 7,287 Automotive niches · −1 vs the category median of 49
Market size
$95K/yr33K searches / yr
90-day growth
+176.8%search demand this quarter
Competition
91%top-5 click share · 4 brands · 86 sellers

Flapen Score

Seafoam Marine against its category

The dotted line is the Automotive average. Past it, Seafoam Marine is stronger. Inside it, weaker.

48Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Seafoam Marine market on Amazon at a glance

Shoppers on Amazon United States searched for Seafoam Marine 33K times last year and spent an estimated $95K. All 4 brands take every click. Flapen scores it 48 out of 100, a Fail.

01 · Demand

An estimated 7.5% of those searches ended in a purchase.

Shoppers searched for this 33K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 7.5% of those searches ended in a purchase. Searches in the last 90 days moved +176.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $95K a year.

Searches, last 12 months
33K
Growth, 90 days vs prior 90
+176.8%
Conversion, latest week
7.5%
Market size, estimated
$95Ka year
Top search term
sea foam marine pro8K searches a year

02 · Price

A sale here is worth $38.64.

Listings sell for $38.64 on average, from $11.14 to $136.38. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 250 to 500 of them. At $38.64 that is $10K to $19K a year per listing.

Average price
$38.64inside the $15 to $100 sweet spot
Price range
$11.14–$136.38
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
3K–4K
Units per listing a year
250–500
Revenue per listing a year
$10K–$19K
Returns
0.2%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

63% of listings pay for placement with sponsored ads. 25% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #63 within Oils & Fluids. It carries 2,371 reviews at 4.83 stars, so a new listing needs social proof before a better product.

Sponsored listings
63%
Prime listings
25%
Out of stock, average day
0.0%
Average rank
#63in Oils & Fluids
Average rating
4.83 starsAmazon United States average 4.42 stars
Average reviews
2,371per listing
Listings tracked
8

04 · Newcomers

2 of last year's 3 launches cleared the first-year sales bar.

3 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 74 months on average, so the names here are established.

Launched, last 12 months
3
Successful launches
2Amazon's first-year sales bar
Average brand age
74 months

Products

Top Seafoam Marine products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 91% of clicks. A locked shelf that new listings rarely crack.

Brands

4 rising

Sellers

86

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

91%

Top 20: 100%

Open market

0%

  • Brand 146%
  • Brand 239%
  • Brand 312%
  • Brand 43%
  • Open — no brand owns it (0%)

Demand

Seafoam Marine search demand

Weekly searches over the year. Pick a range.

1K750Spike '26Apr '26Apr '26May '26May '26Jun '26Jun '26Jul '26

Search terms

Top Seafoam Marine search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • sea foam marine pro8K/yr
  • seafoam marine pro5K/yr
  • seafoam marine7K/yr
  • seafoam marine pro fuel treatment6K/yr
  • sea foam marine3K/yr
  • marine seafoam3K/yr

Reviews and returns

What reviews say buyers love and hate about Seafoam Marine

We read the reviews and the return reasons for every product selling here.

18%of positive reviews mention “Fuel Efficiency”
50%of negative reviews mention “Fuel Efficiency”
0.2%of orders come back
“Failed to clean out gas in my carburetor”
A buyer, on “Fuel Efficiency”50% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

14 topics

NegativePositive

FAQ

Common Seafoam Marine questions

Answered from the same tracked data.