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King Size Duvet

King Size Duvet shows low returns (0.3%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Flapen Score

60
Worth a look

Top 18% of 5,777 Home & Garden niches · +9 vs the category median of 51

Market size 95Growth 15Conversion 69Competition 60Returns 99Price range 89Avg price 85Brand share 42Review moat 20Quality gap 37
This niche Category average · 5,777 niches

Is King Size Duvet profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, King Size Duvet is a £2.0M/yr Amazon United Kingdom market (1.7M searches/yr). The top 5 brands hold 80% of demand. Demand peaks in Jan–Sep–Oct–Nov. Verdict: Worth a look — 60/100.

King Size Duvet: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -19.5% over the last 90 days and 6.3% of searches end in a purchase.

£2.0M

revenue / yr

Units sold / yr100K
Search volume / yr-19.5%1.7M
Conversion rate6.3%
Avg price£19.14

Who owns the niche?

The top 5 brands hold 80% of demand, so 20% of the market is open.

20%

open market share

Brands · sellers14 · 46
Top-5 product click share49%
Open market20%
Avg brand age59 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 30 products

Sponsored placement83%
New entrants (1y)3· 0 succeeded
Avg rating4.5★
Avg reviews13,645

Top King Size Duvet products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.

£0£101K£201K£302K£402K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

14 rising

Sellers

46

Top-5 brand share

80%

Top 20: 100%

Top-5 click share

49%

Top 20: 87%

Open market

17%

  • Slumberdown39%
  • Silentnight16%
  • Utopia Bedding14%
  • Siebenschläfer6%
  • Casabella5%
  • MH Home3%
  • Open — no brand owns it (8 brands, 17%)

King Size Duvet demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume1.7MCVR6.3%Products30Brands14Top 5 Brands80%OOS Rate0.2%Rating4.5★Reviews13,645Avg BSR#25
80K60KSpike '24Black Friday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Sep, Oct, Nov · busiest ÷ quietest = 2.5×

Top King Size Duvet search terms shoppers use

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

  • king size duvet852K/yr
  • duvet king size309K/yr
  • king duvet94K/yr
  • kingsize duvet70K/yr
  • king size quilt50K/yr
  • king size duvet 10.5 tog56K/yr
  • cotton duvet29K/yr
  • duvets king size27K/yr
  • queen size duvet25K/yr
  • duvet kings size22K/yr

What reviews say buyers love and hate about King Size Duvet

What buyers mention most, as a share of all reviews.

What buyers love

87% of reviews
Quality-Overall24%

Best Quality

Value For Money13%

Good price

Warmth13%

Keeps you warm

Weight Light10%

Lightweight and easy to handle

Comfort-Overall9%

Very comfortable

What buyers complain about

65% of reviews
Quality-Overall18%

Poor quality control

Thickness17%

Doesnt seem half as thick as the others. same tog

Value For Money9%

this isnt worth the money

Warmth4%

this is not warm enough for me in winter

Stitch/Finish/Polish4%

the poor stitching

King Size Duvet return rate & reasons

Why buyers send it back, as a share of all return requests.

0.3%

Return rate

48%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
36%
2Quality-Overall
12%
3Material Quality
8%
4Thin
6%
5Stitch/Finish/Polish
5%

Common King Size Duvet questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores King Size Duvet 60/100 on Amazon United Kingdom — Worth a look. The niche generates £2.0M/yr across 30 tracked products. 0 of 3 products launched in the last 360 days are still selling. Search demand moved -19.5% over the last 90 days.
Search demand for King Size Duvet on Amazon United Kingdom peaks in Jan–Sep–Oct–Nov, where the busiest month runs 2.5× the quietest.