Skip to content

18x25x1 Air Filter

Fail

The top 5 brands take 98% of clicks, so 18x25x1 Air Filter is a Fail.

Flapen Score
48
48 / 100
Ranks 4,568 of 9,536 Tools & Home Improvement niches · on the category median
Market size
$187K/yr35K searches / yr
90-day growth
+28.3%search demand this quarter
Competition
74%top-5 click share · 6 brands · 25 sellers

Flapen Score

18x25x1 Air Filter against its category

The dotted line is the Tools & Home Improvement average. Past it, 18x25x1 Air Filter is stronger. Inside it, weaker.

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

Market

The 18x25x1 Air Filter market on Amazon at a glance

Shoppers on Amazon United States searched for 18x25x1 Air Filter 35K times last year and spent an estimated $187K. The top 5 brands take 98% of clicks. Demand peaks in Jul. Flapen scores it 48 out of 100, a Fail.

01 · Demand

11.4% of searches ended in a purchase last week.

Shoppers searched for this 35K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 11.4% of those searches ended in a purchase. Searches in the last 90 days moved +28.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $187K a year.

Searches, last 12 months
35K
Growth, 90 days vs prior 90
+28.3%
Conversion, latest week
11.4%
Market size, estimated
$187Ka year
Peak month
July1.8× the quietest month
Top search term
18x25x1 air filter24K searches a year

02 · Price

A sale here is worth $46.56.

Listings sell for $46.56 on average, from $31.33 to $68.13. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 250 to 500 of them. At $46.56 that is $12K to $23K a year per listing.

Average price
$46.56inside the $15 to $100 sweet spot
Price range
$31.33–$68.13
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
4K–5K
Units per listing a year
250–500
Revenue per listing a year
$12K–$23K
Returns
1.5%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

77% of listings pay for placement with sponsored ads. 62% ship with Prime. On an average day, 1.2% of listings are out of stock. The average listing ranks #218 within Furnace Parts & Accessories. It carries 17,708 reviews at 4.64 stars, so a new listing needs social proof before a better product.

Sponsored listings
77%
Prime listings
62%
Out of stock, average day
1.2%
Average rank
#218in Furnace Parts & Accessories
Average rating
4.64 starsAmazon United States average 4.42 stars
Average reviews
17,708per listing
Listings tracked
13

04 · Newcomers

Brands here are established.

The brands on the shelf have sold for 76 months on average, so the names here are established.

Launched, last 12 months
0
Successful launches
0Amazon's first-year sales bar
Average brand age
76 months

Products

Top 18x25x1 Air Filter products & what they sell for

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

Competition

Competition: brands, sellers & click share

The top 5 products take 74% of clicks. A locked shelf that new listings rarely crack.

$0$19K$37K$56K$75K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

6 falling

Sellers

25

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

74%

Top 20: 100%

Open market

0%

  • Simply47%
  • Filterbuy23%
  • Filtrete22%
  • True Blue4%
  • Nordic Pure3%
  • Flanders2%

Demand

18x25x1 Air Filter search demand

Weekly searches over the year, seasonality beneath. Pick a range.

1K800Spike '24Spike '25Prime Day '25Spike '26Prime Day '26SepDecMarJunAugNovMarMay

Peak months: Jul · busiest ÷ quietest = 1.8×

Search terms

Top 18x25x1 Air Filter search terms shoppers use

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

  • 18x25x1 air filter24K/yr
  • 18x25x1 furnace filter7K/yr
  • air filter 18x25x14K/yr

Reviews and returns

What reviews say buyers love and hate about 18x25x1 Air Filter

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

36%of positive reviews mention “Filtration”
44%of negative reviews mention “Size-Overall”
1.5%of orders come back
“They dont fit”
A buyer, on “Size-Overall”44% 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 18x25x1 Air Filter questions

Answered from the same tracked data.