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31

phi mu

Skip it

Soft demand (-58.6% this quarter) — this niche doesn't clear our bar today.

Market size 2Growth 0Conversion 5Competition 34Returns 69Price range 83Avg price 88Brand share 0Review moat 99Quality gap 48

Review moat

Incredible24.05

avg incumbent reviews — the moat a new listing must climb

Avg price

Great$20.33

avg listing price — sweet spot $15–$100

Price range

Great$8.06–$54.20

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

Returns

Good2.2%

return rate — above 5% kills the launch gate

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Competition

Okay65%

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

Conversion

Bad0.4%

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

Market size

Bad$7K

$7K/yr · 93K searches

Growth

Bad-58.6%

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

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, phi mu is a $7K/yr Amazon United States market (93K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Aug–Sep–Oct. Verdict: Skip it — 31/100.

Data updated Jul 5, 2026 · scored weekly · How we score niches

phi mu market data

Units sold / yr
2K–3K
avg 0–100/product
Revenue / yr
$41K–$51K
units × avg price
Conversion rate
0.4%
Avg BSR
#66,018
Page quality
0%
Prime
90%
Sponsored
30%
Out of stock
2.0%
Avg brand age
50 months
Avg seller age
162 days

Competition & brand share

The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.

Brands

6 falling

Sellers

7

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

65%

Top 20: 100%

Open market

0%

  • Sorority Shop81%
  • Go Greek Chic9%
  • Greekgear4%
  • BETANAS2%
  • iPuppy2%
  • Sorority Letters Shop2%
  • Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -58.6% search growth over the last 90 days.
6K4KPrime Day '24Spike '24Holiday '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Aug, Sep, Oct · busiest ÷ quietest = 13.9×

Top phi mu search terms

  • phi mu51K/yr
  • phi mu merch32K/yr
  • phi mu sweatshirt5K/yr
  • phi mu sorority gifts6K/yr
All search terms

Top phi mu 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%10%$69820%$1K30%$2K40%$3K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 20 tracked products in this niche — three views at once, no toggling.

What buyers say about phi mu

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

What buyers love

Value For Money100%

“Great price”

Top return reasons

Quality-Overall33%
Add-Ons/Attachments17%
Waist Fit17%
Brightness/Shine/Glow17%
Size-Overall17%

Common questions

Is phi mu profitable to sell on Amazon United States?
The niche generates $7K/yr across 20 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -58.6%. Flapen's verdict: Skip it (31/100).
How competitive is the phi mu niche?
6 brands and 7 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 100% of demand.
When does demand for phi mu peak?
Demand peaks in Aug–Sep–Oct; the busiest month runs 13.9× the quietest.
What does it cost to enter the phi mu niche?
Listings span $8.06–$54.20; the average listing price is $20.33 (sweet spot $15–$100). The average incumbent carries 24 reviews — the moat a new listing must climb.