---
title: "10.5 Tog King Size Duvet — £318K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/home-garden/10-5-tog-king-size-duvet"
last_updated: "2026-07-31T08:59:42.688Z"
locale: en
meta:
description: "Niche score 56/100 · £318K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 56/100 · £318K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "10.5 Tog King Size Duvet — £318K/yr Amazon UK Niche (2026) - Flapen"
---
# **10.5 tog king size duvet**
**Worth a look**
Shows low returns (0.2%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 52Growth 9Conversion 69Competition 78Returns 99Price range 78Avg price 83Brand share 53Review moat 22Quality gap 38
**Returns**
**Incredible****0.2%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****£18.18**
avg listing price — sweet spot $15–$100
**Competition**
**Great****37%**
top-5 click share — an open shelf
**Price range**
**Great****£10.12–£32.67**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****6.3%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Good****73%**
top-5 brand share — brands hold most of the demand
**Market size**
**Good****£318K**
£318K/yr · 280K searches
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****9,626.53**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-31.4%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, 10.5 tog king size duvet is a £318K/yr Amazon United Kingdom market (280K searches/yr). The top 5 brands hold 73% of demand. Verdict: Worth a look — 56/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **10.5 tog king size duvet market data**
- **Units sold / yr**
- **15K–20K**
- avg 250–500/product
- **Revenue / yr**
- **£273K–£364K**
- units × avg price
- **Conversion rate**
- **6.3%**
- **Avg BSR**
- **#30**
- **Page quality**
- **0%**
- **Prime**
- **25%**
- **Sponsored**
- **85%**
- **Out of stock**
- **2.6%**
- **Avg brand age**
- **58 months**
- **Avg seller age**
- **185 days**
## **Competition & brand share**
Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen.
**Brands**
**17 **▼falling
**Sellers**
**52**
**Top-5 brand share**
**73%**
Top 20: 100%
**Top-5 click share**
**37%**
Top 20: 83%
**Open market**
**22%**
- Slumberdown38% - Silentnight16% - Utopia Bedding8% - Quality Beddings5% - Casabella5% - The Sleep Easy5%
## **Demand**
Weekly Amazon search volume, last 26 weeks — -31.4% search growth over the last 90 days.
8K6KFeb '26Mar '26Mar '26Apr '26May '26Jun '26Jul '26
[**Open Trend **](https://flapen.com/research/uk/home-garden/10-5-tog-king-size-duvet/trend)
## **Top 10.5 tog king size duvet search terms**
- **10.5 tog king size duvet**56K/yr-24.5%6.4% conv. - **kingsize duvet 10.5 tog**28K/yr-6.9%7.2% conv. - **13.5 tog king size duvet**52K/yr-41.0%4.7% conv. - **king size quilt 10.5 tog**12K/yr-20.9%8.4% conv. - **all seasons duvet king size**13K/yr-16.8%2.6% conv. - **king size quilt 13.5 tog**15K/yr-37.0%5.1% conv. - **king duvet 10.5 tog**13K/yr-39.8%6.5% conv. - **king size quilts**7K/yr-20.0%2.7% conv. - **kingsize duvet 13.5 tog**35K/yr-80.4%5.9% conv. - **king-size quilt**6K/yr-2.9%4.1% conv. [**All search terms **](https://flapen.com/research/uk/home-garden/10-5-tog-king-size-duvet/search-terms)
## **Top 10.5 tog king size duvet 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.
0%4%£13K8%£25K12%£38K16%£51K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
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
[1**Slumberdown Cosy Nights King Size Duvet 10.5 Tog - Breathable & Soft All Year-Round King Quilt for Summer Autumn & Winter | UK-Made Non-Allergenic & Washable (225 x 220cm)**Slumberdown**£17.14**4.6★9,619 rev](https://www.amazon.co.uk/dp/B07CQ4ZJHD) [2**Utopia Bedding Coverless King Size Duvet 10.5 Tog Box Stitched Design White**Utopia Bedding**£11.44**4.5★81,539 rev](https://www.amazon.co.uk/dp/B075JGHHCG) [3**Silentnight Deep Sleep King Size Duvet 10.5 Tog All Year Round Soft and Comfortable Quilt Duvet Ideal for Spring Summer Autumn and Winter Hypoallergenic and Machine Washable 225x220cm - King**Silentnight**£23.16**4.7★21,571 rev](https://www.amazon.co.uk/dp/B075X1V6G1) [4**Quality Beddings King Duvet 10.5 Tog | Breathable Duvets for All Year Round Comfort | Anti-allergy Duvet with Hollowfibre Filling | Hypoallergenic Made in UK Quilt (King 230x220cm)**Quality Beddings**£13.34**4.3★231 rev](https://www.amazon.co.uk/dp/B0DC42JVYH) [5**Casabella King Size Duvet 13.5 Tog - Premium Quality King Duvet for Year-Round Comfort - Soft Touch Cover Hypoallergenic Machine Washable - (230cm x 220cm)**Casabella**£15.95**4.5★558 rev](https://www.amazon.co.uk/dp/B0CKQTQBNL)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Anti Allergy King Size Duvet 10.5 Tog - All Season Fluffy Quilt Luxury Hotel Quality Hollowfibre Ultra Soft Skin Friendly Warm Cosy Quilt Machine Washable**NightNest**£14.12**247 rev9mo ago](https://www.amazon.co.uk/dp/B0FXV21W4M) [**MH Home King Duvet 13.5 Tog All Season Comforter Lightweight Skin Friendly Quilt Down Alternative Ultra-Soft Plush Breathable Duvet (13.5 Tog King)**MH Home**£15.04**94 rev11mo ago](https://www.amazon.co.uk/dp/B0FLDDXMS5) [**Quality Beddings King Duvet 10.5 Tog | Breathable Duvets for All Year Round Comfort | Anti-allergy Duvet with Hollowfibre Filling | Hypoallergenic Made in UK Quilt (King 230x220cm)**Quality Beddings**£13.34**231 rev1y ago](https://www.amazon.co.uk/dp/B0DC42JVYH) [**Casabella King Size Duvet 13.5 Tog - Premium Quality King Duvet for Year-Round Comfort - Soft Touch Cover Hypoallergenic Machine Washable - (230cm x 220cm)**Casabella**£15.95**558 rev2y ago](https://www.amazon.co.uk/dp/B0CKQTQBNL) [**Siebenschläfer Medium All Year Round Duvet (10.5 Tog King Size)**Siebenschläfer**£24.00**25,334 rev2y ago](https://www.amazon.co.uk/dp/B0BSV7J16N)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Quality Beddings King Duvet 10.5 Tog | Breathable Duvets for All Year Round Comfort | Anti-allergy Duvet with Hollowfibre Filling | Hypoallergenic Made in UK Quilt (King 230x220cm)**Quality Beddings**£13.34**4.3★**▲ 343%**](https://www.amazon.co.uk/dp/B0DC42JVYH) [**Anti Allergy King Size Duvet 10.5 Tog - All Season Fluffy Quilt Luxury Hotel Quality Hollowfibre Ultra Soft Skin Friendly Warm Cosy Quilt Machine Washable**NightNest**£14.12**4.3★**▲ 232%**](https://www.amazon.co.uk/dp/B0FXV21W4M) [**Silentnight Deep Sleep King Size Duvet 10.5 Tog All Year Round Soft and Comfortable Quilt Duvet Ideal for Spring Summer Autumn and Winter Hypoallergenic and Machine Washable 225x220cm - King**Silentnight**£23.16**4.7★**▲ 140%**](https://www.amazon.co.uk/dp/B075X1V6G1) [**Silentnight Deep Sleep 13.5 Tog King Size Duvet - Autumn Winter Comfy Bed Quilt Sink Into Deeper Warm Sleep Ideal for Cold Nights Luxury Filled Soft Comfort - Hypoallergenic Machine Washable - King**Silentnight**£27.53**4.7★**▲ 132%**](https://www.amazon.co.uk/dp/B075WZ4D4S) [**Utopia Bedding Coverless King Size Duvet 10.5 Tog Box Stitched Design White**Utopia Bedding**£11.44**4.5★**▲ 114%**](https://www.amazon.co.uk/dp/B075JGHHCG)
**~~View all trending →~~**
## **What buyers say about 10.5 tog king size duvet**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**22%
*“Good quality and cosy”*
**Warmth**17%
*“Lovely and warm”*
**Value For Money**15%
*“Good price”*
**Comfort-Overall**10%
*“Very comfortable”*
**Soft Feel**6%
*“material is soft”*
**Weight Light**6%
*“Lightweight and easy to handle”*
**Size-Overall**4%
*“Fits great”*
**Advertised Vs Actual Product**4%
*“As advertised”*
**Thickness**2%
*“Perfect balance between thick and not thick, Keeps me warm”*
**Stitch/Finish/Polish**2%
*“the seams are finished neatly”*
### **What buyers complain about **
**Quality-Overall**17%
*“Poor quality control”*
**Thickness**15%
*“Not extra thick as stated”*
**Value For Money**7%
*“if somewhat pricey”*
**Advertised Vs Actual Product**6%
*“Looks nothing like the picture”*
**Stitch/Finish/Polish**6%
*“However some of the stitching came apart almost stright away”*
**Material Quality**5%
*“Made from that cheap fibrous stiff cotton outer”*
**Warmth**3%
*“not warm”*
**Stain Resistance**2%
*“stained with large black dots when I opened the packaging”*
**Durability**2%
*“In less than a week the stuffing has completely separated along the top part”*
**Comfort-Overall**2%
*“Uncomfortable”*
### **Top return reasons **
**Size-Overall**40%
**Quality-Overall**11%
**Material Quality**7%
**Thin**6%
**Stitch/Finish/Polish**5%
**Weight Heavy**3%
**Thickness**3%
**Advertised Vs Actual Product**3%
**Stain Resistance**2%
**Comfort-Overall**2%
## **Common questions**
- **Is 10.5 tog king size duvet profitable to sell on Amazon United Kingdom?**
- The niche generates £318K/yr across 40 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is -31.4%. Flapen's verdict: Worth a look (56/100).
- **How competitive is the 10.5 tog king size duvet niche?**
- 17 brands and 52 sellers compete. The top 5 products take 37% of clicks and top 5 brands hold 73% of demand.
- **What do buyers complain about in 10.5 tog king size duvet?**
- Top complaints mined from reviews: Quality-Overall, Thickness, Value For Money. The return rate is 0.2%.
- **What does it cost to enter the 10.5 tog king size duvet niche?**
- Listings span £10.12–£32.67; the average listing price is £18.18 (sweet spot $15–$100). The average incumbent carries 9,627 reviews — the moat a new listing must climb.
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