Skip to content

California King Mattress Topper

Maybe

Shoppers spend an estimated $1.6M a year here. But the average product has 17,600 reviews to catch up to, so California King Mattress Topper is a Maybe.

Flapen Score
52
52 / 100
Top 34% of 11,240 Home & Kitchen niches · +3 vs the category median of 49
Market size
$1.6M/yr454K searches / yr
90-day growth
-3.2%search demand this quarter
Competition
63%top-5 click share · 18 brands · 24 sellers

Flapen Score

California King Mattress Topper against its category

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

52Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The California King Mattress Topper market on Amazon at a glance

Shoppers on Amazon United States searched for California King Mattress Topper 454K times last year and spent an estimated $1.6M. The top 5 brands take 74% of clicks. Flapen scores it 52 out of 100, a Maybe.

01 · Demand

An estimated 4.0% of those searches ended in a purchase.

Shoppers searched for this 454K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 4.0% of those searches ended in a purchase. Searches in the last 90 days moved -3.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $1.6M a year.

Searches, last 12 months
454K
Growth, 90 days vs prior 90
-3.2%
Conversion, latest week
4.0%
Market size, estimated
$1.6Ma year
Peak month
January1.2× the quietest month
Top search term
california king mattress topper161K searches a year

02 · Price

A sale here is worth $85.93.

Listings sell for $85.93 on average, from $31.81 to $168.16. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 500 to 750 of them. At $85.93 that is $43K to $64K a year per listing.

Average price
$85.93inside the $15 to $100 sweet spot
Price range
$31.81–$168.16
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
15K–20K
Units per listing a year
500–750
Revenue per listing a year
$43K–$64K
Returns
2.3%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

78% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 3.0% of listings are out of stock. The average listing ranks #34 within Mattress Pads & Toppers. It carries 17,600 reviews at 4.40 stars, so a new listing needs social proof before a better product.

Sponsored listings
78%
Prime listings
100%
Out of stock, average day
3.0%
Average rank
#34in Mattress Pads & Toppers
Average rating
4.40 starsAmazon United States average 4.42 stars
Average reviews
17,600per listing
Listings tracked
23

04 · Newcomers

4 of last year's 4 launches cleared the first-year sales bar.

4 products launched here in the last 12 months. 4 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 38 months on average, so the names here are settling in.

Launched, last 12 months
4
Successful launches
4Amazon's first-year sales bar
Average brand age
38 months

Products

Top California King Mattress Topper 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 63% of clicks. Leaders hold, but buyers still shop past them.

Brands

18 falling

Sellers

24

Top-5 brand share

74%

Top 20: 100%

Top-5 click share

63%

Top 20: 96%

Open market

22%

  • Brand 127%
  • Brand 220%
  • Brand 311%
  • Brand 49%
  • Brand 56%
  • Brand 64%

Demand

California King Mattress Topper search demand

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

13K8KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.2×

Search terms

Top California King Mattress Topper search terms shoppers use

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

  • california king mattress topper161K/yr
  • cal king mattress topper72K/yr
  • mattress topper california king47K/yr
  • cali king mattress topper26K/yr
  • california king memory foam topper17K/yr
  • mattress topper cal king15K/yr
  • california king topper13K/yr
  • memory foam mattress topper california king11K/yr
  • cal king memory foam mattress topper11K/yr
  • mattress topper california king size bed13K/yr

Reviews and returns

What reviews say buyers love and hate about California King Mattress Topper

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

32%of positive reviews mention “Comfort-Overall”
20%of negative reviews mention “Thickness”
2.3%of orders come back
“Not as thick as you think”
A buyer, on “Thickness”20% 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 California King Mattress Topper questions

Answered from the same tracked data.