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King Box Spring

Maybe

Shoppers spend an estimated $4.2M a year here. But demand is soft, at -4.4% this quarter, so King Box Spring is a Maybe.

Flapen Score
57
57 / 100
Top 16% of 11,240 Home & Kitchen niches · +8 vs the category median of 49
Market size
$4.2M/yr1.7M searches / yr
90-day growth
-4.4%search demand this quarter
Competition
38%top-5 click share · 26 brands · 30 sellers

Flapen Score

King Box Spring against its category

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

57Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The King Box Spring market on Amazon at a glance

Shoppers on Amazon United States searched for King Box Spring 1.7M times last year and spent an estimated $4.2M. The top 5 brands take 63% of clicks. Flapen scores it 57 out of 100, a Maybe.

01 · Demand

An estimated 2.6% of those searches ended in a purchase.

Shoppers searched for this 1.7M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.6% of those searches ended in a purchase. Searches in the last 90 days moved -4.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated $4.2M a year.

Searches, last 12 months
1.7M
Growth, 90 days vs prior 90
-4.4%
Conversion, latest week
2.6%
Market size, estimated
$4.2Ma year
Peak month
March1.2× the quietest month
Top search term
king box spring505K searches a year

02 · Price

A sale here is worth $95.07.

Listings sell for $95.07 on average, from $53.28 to $241.85. Amazon reports units sold in ranges. This niche sold 40K to 50K a year. The average listing sells 1,250 to 1,500 of them. At $95.07 that is $119K to $143K a year per listing.

Average price
$95.07inside the $15 to $100 sweet spot
Price range
$53.28–$241.85
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
40K–50K
Units per listing a year
1,250–1,500
Revenue per listing a year
$119K–$143K
Returns
3.5%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is ads and reviews.

96% of listings pay for placement with sponsored ads. 87% ship with Prime. On an average day, 0.4% of listings are out of stock. The average listing ranks #28 within Mattresses & Box Springs. It carries 6,258 reviews at 4.33 stars, so a new listing needs social proof before a better product.

Sponsored listings
96%
Prime listings
87%
Out of stock, average day
0.4%
Average rank
#28in Mattresses & Box Springs
Average rating
4.33 starsAmazon United States average 4.42 stars
Average reviews
6,258per listing
Listings tracked
46

04 · Newcomers

18 of last year's 20 launches cleared the first-year sales bar.

20 products launched here in the last 12 months. 18 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 28 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
20
Successful launches
18Amazon's first-year sales bar
Average brand age
28 months

Products

Top King Box Spring 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 only 38% of clicks. An open shelf where new products get seen.

Brands

26 rising

Sellers

30

Top-5 brand share

63%

Top 20: 96%

Top-5 click share

38%

Top 20: 79%

Open market

33%

  • Brand 121%
  • Brand 218%
  • Brand 314%
  • Brand 45%
  • Brand 54%
  • Brand 64%

Demand

King Box Spring search demand

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

45K35KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.2×

Search terms

Top King Box Spring search terms shoppers use

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

  • king box spring505K/yr
  • king size box spring370K/yr
  • box spring king351K/yr
  • king size box spring only149K/yr
  • box spring king size38K/yr
  • king bed box spring39K/yr
  • box spring for king bed30K/yr
  • king boxspring27K/yr
  • box springs king16K/yr
  • king box springs18K/yr

Reviews and returns

What reviews say buyers love and hate about King Box Spring

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

18%of positive reviews mention “Comfort-Overall”
10%of negative reviews mention “Thickness”
3.5%of orders come back
“Its thick”
A buyer, on “Thickness”10% 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.

17 topics

NegativePositive

FAQ

Common King Box Spring questions

Answered from the same tracked data.