Is super king duvet 4.5 tog profitable to sell on Amazon United Kingdom?

The niche generates £102K/yr across 37 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is +185.1%. Flapen's verdict: Worth a look (65/100).

How competitive is the super king duvet 4.5 tog niche?

17 brands and 33 sellers compete. The top 5 products take 47% of clicks and top 5 brands hold 74% of demand.

What do buyers complain about in super king duvet 4.5 tog?

Top complaints mined from reviews: Quality-Overall, Size-Overall, Material Quality. The return rate is 0.4%.

When does demand for super king duvet 4.5 tog peak?

Demand peaks in Apr–May–Jun–Jul; the busiest month runs 10.4× the quietest.

What does it cost to enter the super king duvet 4.5 tog niche?

Listings span £8.54–£45.14; the average listing price is £17.51 (sweet spot $15–$100). The average incumbent carries 8,584 reviews — the moat a new listing must climb.

super king duvet 4.5 tog

Worth a look

Shows low returns (0.4%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Returns

Incredible0.4%

return rate — above 5% kills the launch gate

Growth

Incredible+185.1%

90-day search growth — must beat 0% to launch

Conversion

Great9.7%

search→purchase rate — share of searches ending in a sale

Avg price

Great£17.51

avg listing price — sweet spot $15–$100

Price range

Great£8.54–£45.14

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Good47%

top-5 click share — leaders hold, buyers still browse

Brand share

Good74%

top-5 brand share — brands hold most of the demand

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Market size

Okay£102K

£102K/yr · 60K searches

Review moat

Bad8,584.3

avg incumbent reviews — the moat a new listing must climb

Signals Trending

According to Flapen's Amazon United Kingdom niche tracking, super king duvet 4.5 tog is a £102K/yr Amazon United Kingdom market (60K searches/yr). The top 5 brands hold 74% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 65/100.

Data updated Jul 28, 2026 · scored weekly · How we score niches

super king duvet 4.5 tog market data

Units sold / yr: 4K–5K; avg 100–250/product
Revenue / yr: £70K–£88K; units × avg price
Conversion rate: 9.7%
Avg BSR: #30
Page quality: 0%
Prime: 30%
Sponsored: 86%
Out of stock: 1.4%
Avg brand age: 56 months
Avg seller age: 199 days

Competition & brand share

The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them.

Brands

17 rising

Sellers

Top-5 brand share

74%

Top 20: 100%

Top-5 click share

47%

Top 20: 83%

Open market

21%

Slumberdown34%
Silentnight19%
Siebenschläfer11%
Brentfords6%
Sleepworks5%
Linens Limited4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +185.1% search growth over the last 90 days.

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 10.4×

Open Trend

Top super king duvet 4.5 tog search terms

summer duvet super king size11K/yr +340.1%6.6% conv.
4.5 tog super king size duvet14K/yr +140.0%8.2% conv.
super king duvet 4.5 tog14K/yr +71.4%8.1% conv.
super king summer duvet7K/yr +276.5%6.5% conv.
superking duvet 4.5 tog7K/yr +195.2%7.6% conv.
superking summer duvet3K/yr +526.3%6.2% conv.
summer quilt super king size3K/yr +178.8%6.3% conv.

All search terms

Top super king duvet 4.5 tog products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Slumberdown Anti Allergy Super King Duvet 4.5 Tog - Allergy UK Approved Lightweight Summer Duvet for Allergy Sufferers - Made in the UK Anti Bacterial & Machine Washable Quilt (260 x 220cm)

Slumberdown£16.424.6★53,320 rev

Siebenschläfer Light Summer Duvet (4.5 Tog Super-King Size)

Siebenschläfer£26.594.7★25,334 rev

Slumberdown Cool Summer Nights 4.5 Tog Super King Duvet - Lightweight & Breathable UK Made Superking Quilt Non-Allergenic & Washable | Perfect Summer Duvet for Hot Nights (260 x 220cm)

Slumberdown£15.744.5★2,990 rev

Silentnight Summer Breeze 4.5 Tog Duvet - Lightweight Low Tog Cooler Summer Duvet Quilt Ideal for Warm Nights and Hot Sleepers - Hypoallergenic and Machine Washable - Super King

Silentnight£18.924.6★12,200 rev

Brentfords 4.5 Tog Super King Size Duvet Lightweight Summer Quilt Super King Size Anti Allergy Home Soft Comfort Bedding Hotel Quality Quilts Breathable Cool Duvet White

Brentfords£10.544.2★984 rev

Newest

by launch date

Slumberdown Summer Nights 4.5 Tog Super King Duvet - Lightweight & Breathable UK Made Superking Quilt Non-Allergenic & Washable | Perfect Summer Duvet for Hot Nights (260 x 220cm)

Slumberdown£17.939,619 rev

3mo ago

MK Home Textile Hotel Quality 4.5 Tog Super King Duvet Lightweight Summer Quilt Ultra-Soft Fluffy Hollowfibre Anti-Allergy Super King Bed Duvet Machine Washable

MK Home Textile£13.2352 rev

6mo ago

RUIKASI 4.5 Tog Super King Size Duvet - Summer Duvet SuperKing Low Tog Duvet Thin 150GSM Lightweight Quilt Machine Washable 220x260cm

RUIKASI£25.7492 rev

9mo ago

Slumberdown Cool Summer Nights 4.5 Tog Super King Duvet - Lightweight & Breathable UK Made Superking Quilt Non-Allergenic & Washable | Perfect Summer Duvet for Hot Nights (260 x 220cm)

Slumberdown£15.742,990 rev

1y ago

BedFabtasy Luxury Super King Duvet 4.5 Tog Goose Feathers Down Summer Duvet600TC Breathable 100% Cotton Cover Down Proof FabricHotel Quality Super King Quilt with 8 Corner TabsMachine Washable

BedFabtasy£45.14791 rev

1y ago

What buyers say about super king duvet 4.5 tog

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall26%

“Good quality item arrived when expected”

Weight Light15%

“Good lightweight quilt”

Value For Money9%

“Excellent value for money”

Warmth8%

“Soft and warm”

Soft Feel7%

“Soft and breathable”

Comfort-Overall7%

“Very comfortable”

Size-Overall4%

“Fits perfect”

Stitch/Finish/Polish3%

“Well stitched”

Advertised Vs Actual Product3%

“Its just what I needed”

Weather Proof3%

“Perfect for the summer”

What buyers complain about

Quality-Overall26%

“Poor quality control”

Size-Overall13%

“Rubbish sizes”

Material Quality8%

“papery teabag style material”

Stitch/Finish/Polish7%

“Stitching issues”

Thickness5%

“the stuffing is so thin”

Cushion4%

“the padding is not even so it has lumps all over”

Value For Money4%

“not worth £19, pretty basic”

Advertised Vs Actual Product3%

“Not like on the picture, very misleading”

Breathability2%

“doesn't feel very breathable”

Comfort-Overall2%

“so it is very uncomfortable”

Top return reasons

Size-Overall32%

Thin12%

Quality-Overall11%

Material Quality10%

Stitch/Finish/Polish6%

Advertised Vs Actual Product4%

Thickness4%

Weight Light2%

Product Condition2%

Stain Resistance2%

Common questions

Is super king duvet 4.5 tog profitable to sell on Amazon United Kingdom?: The niche generates £102K/yr across 37 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is +185.1%. Flapen's verdict: Worth a look (65/100).
How competitive is the super king duvet 4.5 tog niche?: 17 brands and 33 sellers compete. The top 5 products take 47% of clicks and top 5 brands hold 74% of demand.
What do buyers complain about in super king duvet 4.5 tog?: Top complaints mined from reviews: Quality-Overall, Size-Overall, Material Quality. The return rate is 0.4%.
When does demand for super king duvet 4.5 tog peak?: Demand peaks in Apr–May–Jun–Jul; the busiest month runs 10.4× the quietest.
What does it cost to enter the super king duvet 4.5 tog niche?: Listings span £8.54–£45.14; the average listing price is £17.51 (sweet spot $15–$100). The average incumbent carries 8,584 reviews — the moat a new listing must climb.