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rectangle plates

Skip it

A small market ($51K/yr) — this niche doesn't clear our bar today.

Market size 13Growth 17Conversion 21Competition 88Returns 27Price range 81Avg price 95Brand share 95Review moat 71Quality gap 23

Brand share

Incredible39%

top-5 brand share — no brand owns this niche

Avg price

Incredible$26.20

avg listing price — sweet spot $15–$100

Competition

Great27%

top-5 click share — an open shelf

Price range

Great$5.68–$57.31

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

Review moat

Good663.11

avg incumbent reviews — the moat a new listing must climb

Returns

Okay4.9%

return rate — above 5% kills the launch gate

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Conversion

Bad1.7%

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

Growth

Bad-16.5%

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

Market size

Bad$51K

$51K/yr · 115K searches

According to Flapen's Amazon United States niche tracking, rectangle plates is a $51K/yr Amazon United States market (115K searches/yr). The top 5 brands hold 39% of demand. Verdict: Skip it — 47/100.

Data updated Aug 6, 2026 · scored weekly · How we score niches

rectangle plates market data

Units sold / yr
2K–2K
avg 0–100/product
Revenue / yr
$39K–$52K
units × avg price
Conversion rate
1.7%
Avg BSR
#255
Page quality
0%
Prime
100%
Sponsored
92%
Out of stock
2.9%
Avg brand age
42 months
Avg seller age
180 days

Competition & brand share

Clicks spread well past the top 5 (27% combined) — an open shelf where new products get seen.

Brands

46 rising

Sellers

62

Top-5 brand share

39%

Top 20: 81%

Top-5 click share

27%

Top 20: 65%

Open market

56%

  • vancasso12%
  • Yedio8%
  • DOWAN7%
  • Feenmai6%
  • Sweese6%
  • WishDeco5%

Demand & seasonality

Weekly Amazon search volume, last 103 weeks — -16.5% search growth over the last 90 days.
3K2KHoliday '24Spike '25Black Friday '25DecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Top rectangle plates search terms

  • rectangle plates42K/yr
  • rectangular plates19K/yr
  • rectangle plate11K/yr
  • rectangular dinner plates9K/yr
  • rectangular plate8K/yr
  • rectangle dinner plates9K/yr
  • long plates7K/yr
  • long plate5K/yr
  • rectangle plates ceramic5K/yr
All search terms

Top rectangle plates 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%3%$2K6%$3K9%$5K12%$6K1101001K10K Reviews — right = deep review moat Market 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.

What buyers say about rectangle plates

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

What buyers love

Quality-Overall18%

“The quality of these trays is good”

Size-Overall15%

“Love the 3 sizes”

Color10%

“Love the colors”

Strength9%

“the trays are sturdy”

Design-Overall5%

“the design is elegant”

Advertised Vs Actual Product5%

“Just what I needed”

Durability4%

“They are durable and easy to clean, as well”

Ease Of Cleaning4%

“Easy to clean”

Value For Money3%

“Good value”

Ease Of Use3%

“Easy to use”

What buyers complain about

Size-Overall25%

“the size is not as stated”

Quality-Overall12%

“Bad quality”

Flatness10%

“They will not lay flat”

Strength5%

“Weak”

Thickness4%

“its not very thick”

Durability3%

“Broke”

Advertised Vs Actual Product3%

“They were not straight or even”

Material Quality2%

“Very brittle material”

Dishwasher Safe2%

“This product is not dishwasher safe”

Color2%

“it isnt a pure white like our other dishes”

Top return reasons

Size-Overall54%
Flatness7%
Material Quality6%
Quality-Overall5%
Color5%
Value For Money5%
Advertised Vs Actual Product4%
Strength3%
Weight Heavy2%
Thin2%

Common questions

Is rectangle plates profitable to sell on Amazon United States?
The niche generates $51K/yr across 61 tracked products. 2 of 6 products launched in the last 360 days are still selling. 90-day search growth is -16.5%. Flapen's verdict: Skip it (47/100).
How competitive is the rectangle plates niche?
46 brands and 62 sellers compete. The top 5 products take 27% of clicks and top 5 brands hold 39% of demand.
What do buyers complain about in rectangle plates?
Top complaints mined from reviews: Size-Overall, Quality-Overall, Flatness. The return rate is 4.9%.
When does demand for rectangle plates peak?
Demand is steady year-round — the busiest month runs 1.5× the quietest.
What does it cost to enter the rectangle plates niche?
Listings span $5.68–$57.31; the average listing price is $26.20 (sweet spot $15–$100). The average incumbent carries 663 reviews — the moat a new listing must climb.