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70th birthday plates

Worth a look

Shows no brand lock-in (top 5 brands take 42% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 26Growth 23Conversion 82Competition 92Returns 53Price range 76Avg price 68Brand share 93Review moat 82Quality gap 27

Brand share

Great42%

top-5 brand share — no brand owns this niche

Competition

Great23%

top-5 click share — an open shelf

Conversion

Great8.8%

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

Review moat

Great362.05

avg incumbent reviews — the moat a new listing must climb

Price range

Great$4.25–$49.47

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

Avg price

Good$14.21

avg listing price — sweet spot $15–$100

Returns

Good2.9%

return rate — above 5% kills the launch gate

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Market size

Okay$105K

$105K/yr · 84K searches

Growth

Bad-4.4%

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

According to Flapen's Amazon United States niche tracking, 70th birthday plates is a $105K/yr Amazon United States market (84K searches/yr). The top 5 brands hold 42% of demand. Verdict: Worth a look — 58/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

70th birthday plates market data

Units sold / yr
6K–8K
avg 0–100/product
Revenue / yr
$85K–$114K
units × avg price
Conversion rate
8.8%
Avg BSR
#1,539
Page quality
0%
Prime
100%
Sponsored
87%
Out of stock
10.1%
Avg brand age
26 months
Avg seller age
222 days

Competition & brand share

Clicks spread well past the top 5 (23% combined) — an open shelf where new products get seen.

Brands

45 rising

Sellers

48

Top-5 brand share

42%

Top 20: 81%

Top-5 click share

23%

Top 20: 56%

Open market

53%

  • LDFDRT15%
  • algpty12%
  • KFJBPB5%
  • refavor5%
  • CHUNNIN5%
  • KHAIVI5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -4.4% search growth over the last 90 days.
2K2KSpike '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 2.2×

Top 70th birthday plates search terms

  • 70th birthday plates and napkins38K/yr
  • 70th birthday plates34K/yr
  • 70th birthday plates napkins tableware5K/yr
  • 70th birthday cake plates7K/yr
All search terms

Top 70th birthday 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%2%$2K4%$4K6%$6K8%$8K1101001K10K 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 70th birthday plates

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

What buyers love

Quality-Overall27%

“Arrived quickly; good quality”

Strength11%

“Strong enough”

Advertised Vs Actual Product10%

“As advertised”

Color9%

“Colors were beautiful also”

Value For Money8%

“Good value”

Design-Overall7%

“The design looked elegant”

Size-Overall4%

“Good size”

Fun/Entertainment Experience3%

“The fun facts that were listed on the plates”

Ease Of Use3%

“Convenient and easy to use”

Assembly/Installation2%

“came together nicely”

What buyers complain about

Strength21%

“very flimsy”

Size-Overall18%

“The plates were smaller than expected”

Quality-Overall16%

“Poor Quality Plates”

Value For Money9%

“Fairly expensive for candles”

Thickness8%

“Offensively thin”

Color4%

“The black on the napkins bleeds”

Leak-Proof3%

“The Dye leaks”

Assembly/Installation3%

“It needed to be strung together before hanging”

Weight Heavy1%

“Theses plates are not heavy duty”

Top return reasons

Size-Overall38%
Value For Money12%
Strength9%
Color8%
Advertised Vs Actual Product8%
Quality-Overall7%
Material Quality6%
Thin6%
Design-Overall1%
Durability1%

Common questions

Is 70th birthday plates profitable to sell on Amazon United States?
The niche generates $105K/yr across 77 tracked products. 0 of 27 products launched in the last 360 days are still selling. 90-day search growth is -4.4%. Flapen's verdict: Worth a look (58/100).
How competitive is the 70th birthday plates niche?
45 brands and 48 sellers compete. The top 5 products take 23% of clicks and top 5 brands hold 42% of demand.
What do buyers complain about in 70th birthday plates?
Top complaints mined from reviews: Strength, Size-Overall, Quality-Overall. The return rate is 2.9%.
When does demand for 70th birthday plates peak?
Demand is steady year-round — the busiest month runs 2.2× the quietest.
What does it cost to enter the 70th birthday plates niche?
Listings span $4.25–$49.47; the average listing price is $14.21 (sweet spot $15–$100). The average incumbent carries 362 reviews — the moat a new listing must climb.