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Mattress Foundation King

Fail

Buyers convert on only 1.6% of searches, so Mattress Foundation King is a Fail.

Flapen Score
41
41 / 100
Ranks 8,763 of 11,240 Home & Kitchen niches · −8 vs the category median of 49
Market size
$119K/yr62K searches / yr
90-day growth
+11.9%search demand this quarter
Competition
48%top-5 click share · 17 brands · 17 sellers

Flapen Score

Mattress Foundation King against its category

The dotted line is the Home & Kitchen average. Past it, Mattress Foundation King is stronger. Inside it, weaker.

41Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Mattress Foundation King market on Amazon at a glance

Shoppers on Amazon United States searched for Mattress Foundation King 62K times last year and spent an estimated $119K. The top 5 brands take 73% of clicks. Flapen scores it 41 out of 100, a Fail.

01 · Demand

An estimated 1.6% of those searches ended in a purchase.

Shoppers searched for this 62K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 1.6% of those searches ended in a purchase. Searches in the last 90 days moved +11.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $119K a year.

Searches, last 12 months
62K
Growth, 90 days vs prior 90
+11.9%
Conversion, latest week
1.6%
Market size, estimated
$119Ka year
Top search term
mattress foundation king14K searches a year

02 · Price

A sale here is worth $119.50.

Listings sell for $119.50 on average, from $60.19 to $241.85. Amazon reports units sold in ranges. This niche sold 1K to 1K a year. The average listing sells 0 to 100 of them. At $119.50 that is $0 to $12K a year per listing.

Average price
$119.50above the $15 to $100 sweet spot
Price range
$60.19–$241.85
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
1K–1K
Units per listing a year
0–100
Revenue per listing a year
$0–$12K
Returns
4.1%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

81% of listings pay for placement with sponsored ads. 91% ship with Prime. On an average day, 2.1% of listings are out of stock. The average listing ranks #29 within Mattresses & Box Springs. It carries 8,959 reviews at 4.41 stars, so a new listing needs social proof before a better product.

Sponsored listings
81%
Prime listings
91%
Out of stock, average day
2.1%
Average rank
#29in Mattresses & Box Springs
Average rating
4.41 starsAmazon United States average 4.42 stars
Average reviews
8,959per listing
Listings tracked
32

04 · Newcomers

5 of last year's 8 launches cleared the first-year sales bar.

8 products launched here in the last 12 months. 5 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 26 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
8
Successful launches
5Amazon's first-year sales bar
Average brand age
26 months

Products

Top Mattress Foundation King 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 48% of clicks. Leaders hold, but buyers still shop past them.

Brands

17 falling

Sellers

17

Top-5 brand share

73%

Top 20: 100%

Top-5 click share

48%

Top 20: 87%

Open market

21%

  • Brand 132%
  • Brand 214%
  • Brand 313%
  • Brand 48%
  • Brand 57%
  • Brand 66%

Demand

Mattress Foundation King search demand

Weekly searches over the year. Pick a range.

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

Search terms

Top Mattress Foundation King search terms shoppers use

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

  • mattress foundation king14K/yr
  • king size foundation12K/yr
  • king mattress foundation12K/yr
  • king foundation11K/yr
  • king size mattress foundation5K/yr
  • king bed foundation base4K/yr
  • mattress foundation for king size bed4K/yr

Reviews and returns

What reviews say buyers love and hate about Mattress Foundation King

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

28%of positive reviews mention “Assembly/Installation”
14%of negative reviews mention “Size-Overall”
4.1%of orders come back
“To small”
A buyer, on “Size-Overall”14% 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.

16 topics

NegativePositive

FAQ

Common Mattress Foundation King questions

Answered from the same tracked data.