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51

bruno mars costume

Worth a look

Shows a sweet-spot price point ($22.63 avg), but a small market ($28K/yr) keeps it on the watch list.

Market size 7Growth 65Conversion 9Competition 81Returns 17Price range 86Avg price 94Brand share 90Review moat 49Quality gap 52

Avg price

Great$22.63

avg listing price — sweet spot $15–$100

Brand share

Great45%

top-5 brand share — no brand owns this niche

Price range

Great$9.45–$61.07

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

Competition

Great34%

top-5 click share — an open shelf

Growth

Good+44.7%

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Review moat

Okay1,609.17

avg incumbent reviews — the moat a new listing must climb

Returns

Bad7.3%

return rate — above 5% kills the launch gate

Conversion

Bad0.7%

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

Market size

Bad$28K

$28K/yr · 184K searches

According to Flapen's Amazon United States niche tracking, bruno mars costume is a $28K/yr Amazon United States market (184K searches/yr). The top 5 brands hold 45% of demand. Demand peaks in Oct. Verdict: Worth a look — 51/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

bruno mars costume market data

Units sold / yr
3K–4K
avg 0–100/product
Revenue / yr
$68K–$91K
units × avg price
Conversion rate
0.7%
Avg BSR
#6,177
Page quality
0%
Prime
100%
Sponsored
79%
Out of stock
20.6%
Avg brand age
34 months
Avg seller age
184 days

Competition & brand share

Clicks spread well past the top 5 (34% combined) — an open shelf where new products get seen.

Brands

40 rising

Sellers

45

Top-5 brand share

45%

Top 20: 85%

Top-5 click share

34%

Top 20: 72%

Open market

50%

  • Ekouaer14%
  • SWOMOG12%
  • Falari8%
  • Clovilet6%
  • Tskestvy5%
  • Lavenderi4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +44.7% search growth over the last 90 days.
30K20KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Oct · busiest ÷ quietest = 48.1×

Top bruno mars costume search terms

  • bruno mars outfit40K/yr
  • bruno mars costume121K/yr
  • 24k magic bruno mars costume18K/yr
  • bruno mars costume 24k6K/yr
All search terms

Top bruno mars costume 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%$8516%$2K9%$3K12%$3K1101001K10K 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 bruno mars costume

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

What buyers love

Size-Overall18%

“Easy fit”

Quality-Overall17%

“Very good quality for price, very comfortable, size is accurate”

Comfort-Overall14%

“Very Comfortable”

Value For Money10%

“Great value”

Color7%

“I love the color”

Advertised Vs Actual Product6%

“Nicer than I thought”

Soft Feel4%

“Soft fabric”

Shape/Style4%

“Style”

Gifting Purpose3%

“Gift”

Material Quality2%

“Great material”

What buyers complain about

Size-Overall36%

“Too small”

Color9%

“Colors run”

Quality-Overall8%

“Cheapy”

Advertised Vs Actual Product5%

“NOT AS DESCRIBED”

Stitch/Finish/Polish4%

“They were sewed on poorly”

Durability4%

“Broke”

Ease Of Use3%

“Not user friendly”

Material Quality3%

“the material is very unpleasant, too lightweight and scratchy”

Value For Money2%

“Too expensive for what you get honestly”

Hard Feel2%

“kind of hard for a gag costume set of costume jewelry to be worse than expected”

Top return reasons

Size-Overall52%
Quality-Overall6%
Material Quality5%
Length4%
Color4%
Advertised Vs Actual Product3%
Waist Fit3%
Chest Fit2%
Value For Money2%
Shape/Style2%

Common questions

Is bruno mars costume profitable to sell on Amazon United States?
The niche generates $28K/yr across 53 tracked products. 0 of 8 products launched in the last 360 days are still selling. 90-day search growth is +44.7%. Flapen's verdict: Worth a look (51/100).
How competitive is the bruno mars costume niche?
40 brands and 45 sellers compete. The top 5 products take 34% of clicks and top 5 brands hold 45% of demand.
What do buyers complain about in bruno mars costume?
Top complaints mined from reviews: Size-Overall, Color, Quality-Overall. The return rate is 7.3% — above our launch gate.
When does demand for bruno mars costume peak?
Demand peaks in Oct; the busiest month runs 48.1× the quietest.
What does it cost to enter the bruno mars costume niche?
Listings span $9.45–$61.07; the average listing price is $22.63 (sweet spot $15–$100). The average incumbent carries 1,609 reviews — the moat a new listing must climb.