Is king size pillows set of 4 profitable to sell on Amazon United States?

The niche generates $1.9M/yr across 23 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -9.2%. Flapen's verdict: Worth a look (58/100).

How competitive is the king size pillows set of 4 niche?

15 brands and 24 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 80% of demand.

What do buyers complain about in king size pillows set of 4?

Top complaints mined from reviews: Quality-Overall, Fluffiness, Value For Money. The return rate is 1.8%.

When does demand for king size pillows set of 4 peak?

Demand is steady year-round — the busiest month runs 1.5× the quietest.

What does it cost to enter the king size pillows set of 4 niche?

Listings span $23.24–$108.23; the average listing price is $42.17 (sweet spot $15–$100). The average incumbent carries 27,614 reviews — the moat a new listing must climb.

king size pillows set of 4

Worth a look

Shows a sweet-spot price point ($42.17 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Avg price

Incredible$42.17

avg listing price — sweet spot $15–$100

Market size

Great$1.9M

$1.9M/yr · 605K searches

Price range

Great$23.24–$108.23

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

Returns

Great1.8%

return rate — above 6% kills the launch gate

Conversion

Great7.3%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Competition

Okay60%

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

Brand share

Okay80%

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

Growth

Bad-9.2%

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

Review moat

Bad27,614.48

avg incumbent reviews — the moat a new listing must climb

According to Flapen's Amazon United States niche tracking, king size pillows set of 4 is a $1.9M/yr Amazon United States market (605K searches/yr). The top 5 brands hold 80% of demand. Verdict: Worth a look — 58/100.

Data updated Jul 16, 2026 · scored weekly · How we score niches

Market data

Units sold / yr: 50K–60K; avg 1,500–2,000/product
Revenue / yr: $2.1M–$2.5M; units × avg price
Launch success: —; 3 of 3 new (360d)
Conversion rate: 7.3%
Avg BSR: #54
Page quality: 0%
Prime: 87%
Sponsored: 96%
Out of stock: 4.4%
Avg brand age: 40 months
Avg seller age: 181 days

Competition

The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

Top-5 brand share

80%

Top 20: 100%

Top-5 click share

60%

Top 20: 97%

Open market

17%

JOLLYVOGUE32%
Utopia Bedding26%
Sasttie13%
MUFEW5%
Beckham Hotel Collection4%
HUXMEYSON4%
Open — no brand owns it (9 brands, 17%)

Demand & seasonality

Weekly Amazon search volume, last 93 weeks — -9.2% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.5×

Open Trend

Product shelf

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

Top sellers

by 90-day click share

JOLLYVOGUE King Size Pillows Set of 4 for Sleeping Soft and Supportive Bed Pillows with Down Alternative Filling for Side and Back Sleepers Hotel Collection

JOLLYVOGUE$36.994.4★22,814 rev

Sasttie Firm King Size Pillows Set of 4 Bed Pillows for Side Back and Stomach Sleepers - Oeko-Tex Certified Supportive Down Alternative Plump Filling - Hotel Quality and Machine Washable 4 Pack

Sasttie$38.384.5★6,412 rev

Utopia Bedding Bed Pillows for Sleeping (White) King Size Set of 4 Hotel Pillow Cooling Pillows for Side Back or Stomach Sleepers

Utopia Bedding$34.024.6★15,972 rev

JOLLYVOGUE Firm Pillows King Size Set of 4 Washable Supportive Bed Pillows with Oeko-Tex Certified Down Alternative Fill Fluffy Hotel Quality for Back Stomach and Side Sleepers

JOLLYVOGUE$36.954.4★8,411 rev

Utopia Bedding Bed Pillows for Sleeping King Size (White) Set of 4 Soft & Fluffy Pillow with Down Alternative Filling Cooling Hotel Quality Gusseted Pillow for Back Stomach or Side Sleepers

Utopia Bedding$45.914.5★78,145 rev

Newest

by launch date

Piwaal Bed Pillows King Size 4-Pack - Down Alternative Plush Fill for Back Stomach & Side Sleepers - Breathable & Supportive Hotel Style Pillows

Piwaal$40.742,839 rev

7mo ago

King Size Bed Pillows Set of 4 Soft & Supportive Down Alternative Microfiber Filling Plush White 36x20 Sleeping Pillows for Side and Back Sleepers Breathable Machine Washable

Celestine$108.2367 rev

9mo ago

Basic Beyond Hotel Collection Bed Pillows for Sleeping - King Size Pillows Set of 4 20x36 White

Basic Beyond$42.836,422 rev

11mo ago

SEMZSOM Bed Pillows for Sleeping King Size Pillows Set of 4 Luxury Hotel Pillows with Soft Fluffy Down Alternative Filling for Back Stomach and Side Sleepers

SEMZSOM$38.127,969 rev

1y ago

Utopia Bedding Bed Pillows for Sleeping King Size (White) Set of 4 Soft & Fluffy Pillow with Down Alternative Filling Cooling Hotel Quality Gusseted Pillow for Back Stomach or Side Sleepers

Utopia Bedding$45.9178,145 rev

1y ago

Reviews

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

What buyers love

Comfort-Overall17%

“comfy every night”

Soft Feel13%

“Feather soft”

Cushion11%

“The cushion is not bad”

Quality-Overall10%

“Best Quality”

Fluffiness8%

“they are fluffy”

Value For Money8%

“Good Deal”

Foam6%

“pillows are great”

Size-Overall4%

“great fit the bed great”

Sleep Quality3%

“Good night sleep”

Advertised Vs Actual Product2%

“As advertised”

What buyers complain about

Quality-Overall12%

“Cheap quality”

Fluffiness11%

“will not fluff up”

Value For Money8%

“Not worth half”

Comfort-Overall8%

“Extremely uncomfortable”

Size-Overall7%

“To short”

Cushion6%

“Very flat, no cushion or comfort”

Hard Feel5%

“A little too soft for me”

Body Support5%

“Zero neck support”

Thickness4%

“Too thick”

Advertised Vs Actual Product4%

“Not as described”

Top return reasons

Cushion26%

Size-Overall15%

Comfort-Overall9%

Soft Feel8%

Fluffiness7%

Advertised Vs Actual Product7%

Value For Money5%

Quality-Overall4%

Hard Feel3%

Body Support2%

Common questions

Is king size pillows set of 4 profitable to sell on Amazon United States?: The niche generates $1.9M/yr across 23 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -9.2%. Flapen's verdict: Worth a look (58/100).
How competitive is the king size pillows set of 4 niche?: 15 brands and 24 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 80% of demand.
What do buyers complain about in king size pillows set of 4?: Top complaints mined from reviews: Quality-Overall, Fluffiness, Value For Money. The return rate is 1.8%.
When does demand for king size pillows set of 4 peak?: Demand is steady year-round — the busiest month runs 1.5× the quietest.
What does it cost to enter the king size pillows set of 4 niche?: Listings span $23.24–$108.23; the average listing price is $42.17 (sweet spot $15–$100). The average incumbent carries 27,614 reviews — the moat a new listing must climb.

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king size pillows set of 4

Market data

Competition

Demand & seasonality

Product shelf

Top sellers

Newest

Trending

Reviews

What buyers love

What buyers complain about

Top return reasons

Common questions

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