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Kingsize Mattress

Fail

Prices span $96.59–$320.37, mostly outside the sweet spot, so Kingsize Mattress is a Fail.

Flapen Score
48
48 / 100
Ranks 3,444 of 5,777 Home & Garden niches · −3 vs the category median of 51
Market size
£98K/yr53K searches / yr
90-day growth
-16.4%search demand this quarter
Competition
38%top-5 click share · 29 brands · 43 sellers

Flapen Score

Kingsize Mattress against its category

The dotted line is the Home & Garden average. Past it, Kingsize Mattress is stronger. Inside it, weaker.

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

Market

The Kingsize Mattress market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Kingsize Mattress 53K times last year and spent an estimated £98K. The top 5 brands take 52% of clicks. Demand peaks in Oct–Nov. Flapen scores it 48 out of 100, a Fail.

01 · Demand

1.3% of searches ended in a purchase last week.

Shoppers searched for this 53K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 1.3% of those searches ended in a purchase. Searches in the last 90 days moved -16.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated £98K a year.

Searches, last 12 months
53K
Growth, 90 days vs prior 90
-16.4%
Conversion, latest week
1.3%
Market size, estimated
£98Ka year
Peak month
November2.6× the quietest month
Top search term
kingsize memory foam mattress5K searches a year

02 · Price

A sale here is worth £143.31.

Listings sell for £143.31 on average, from £96.59 to £320.37. Amazon reports units sold in ranges. This niche sold 500 to 750 a year. The average listing sells 0 to 100 of them. At £143.31 that is £0 to £14K a year per listing.

Average price
£143.31above the $15 to $100 sweet spot
Price range
£96.59–£320.37
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
500–750
Units per listing a year
0–100
Revenue per listing a year
£0–£14K
Returns
1.3%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is ads.

98% of listings pay for placement with sponsored ads. 96% ship with Prime. On an average day, 16.7% of listings are out of stock. The average listing ranks #93 within Furniture. It carries 637 reviews at 4.44 stars, so a new listing needs social proof before a better product.

Sponsored listings
98%
Prime listings
96%
Out of stock, average day
16.7%
Average rank
#93in Furniture
Average rating
4.44 starsAmazon United Kingdom average 4.36 stars
Average reviews
637per listing
Listings tracked
50

04 · Newcomers

Amazon counts 20 of last year's 21 launches as successful.

21 products launched here in the last 12 months. Amazon counts 20 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 32 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
21
Successful launches
20Amazon's first-year sales bar
Average brand age
32 months

Products

Top Kingsize Mattress 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 only 38% of clicks. An open shelf where new products get seen.

£0£4K£8K£12K£16K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

29 falling

Sellers

43

Top-5 brand share

52%

Top 20: 92%

Top-5 click share

38%

Top 20: 71%

Open market

43%

  • dosleeps21%
  • Uliyati11%
  • TeQsli10%
  • NOFFA6%
  • slily5%
  • SEZMOONSI5%

Demand

Kingsize Mattress search demand

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

4K3KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25DecMarJunAugNovMarMay

Peak months: Oct, Nov · busiest ÷ quietest = 2.6×

Search terms

Top Kingsize Mattress search terms shoppers use

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

  • kingsize memory foam mattress5K/yr
  • hybrid mattress king3K/yr
  • king size orthopaedic mattress memory foam4K/yr
  • king size extra firm mattress5K/yr
  • amazon king size mattress6K/yr
  • king size memory foam mattresses5K/yr
  • simba mattress king size uk5K/yr
  • king size hybrid mattress medium firm4K/yr
  • silent night king size mattresses3K/yr
  • medium king size hybrid mattress3K/yr

Reviews and returns

What reviews say buyers love and hate about Kingsize Mattress

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Comfort-Overall10%+2.31

It does not provide the support or comfort that was advertised

it caused more discomfort

Not comfortable at all

Quality-Overall10%+0.36

Debatable quality so far

Poor quality

Cheap quality

Hard Feel6%−0.06

To hard for a mattress

Good But not too much Soft

Hard as a rock

Advertised Vs Actual Product5%−0.06

Not as described

Bit misleading

Misleading descriptions

Durability5%−0.07

Fault after a few months use

Doesnt last

Damage

Love

Comfort-Overall35%+2.31

Comfortable and supportive

supportive yet comfortable

The mattress is very comfortable

Value For Money15%+1.17

Money well spent

much cheaper

Fairly priced

Quality-Overall15%+0.36

Excellent quality mattress

Amazing quality

Great price to quality

Foam12%+0.57

Good firm mattress

Very comfortable firm mattress

Nice quality mattress

Soft Feel5%

Its soft

Soft mattress

still soft and plush to be comfy

Return

1.3% Return rate 37% Fixable by listing

Size-Overall25%▇▆▆██▆

I was expecting something much larger

It's also too short

It's huge

Comfort-Overall22%▄█▆▄▅▄

It does not provide the support or comfort that was advertised

it caused more discomfort

Not comfortable at all

Quality-Overall11%▄▅█▇▇▅

Debatable quality so far

Poor quality

Cheap quality

Soft Feel7%█▄▄▄▄▅
Advertised Vs Actual Product6%▆▆█▅▃▆

Not as described

Bit misleading

Misleading descriptions

FAQ

Common Kingsize Mattress questions

Answered from the same tracked data.