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usb extension cord

Skip it

Soft demand (-22.3% this quarter) — this niche doesn't clear our bar today.

Market size 30Growth 14Conversion 81Competition 57Returns 86Price range 39Avg price 33Brand share 67Review moat 19Quality gap 21

Returns

Great1.5%

return rate — above 5% kills the launch gate

Conversion

Great8.4%

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

Brand share

Good65%

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

Competition

Good51%

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

Price range

Okay$4.12–$22.07

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

Avg price

Okay$9.93

avg listing price — sweet spot $15–$100

Market size

Okay$133K

$133K/yr · 159K searches

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Review moat

Bad15,047.13

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-22.3%

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

According to Flapen's Amazon United States niche tracking, usb extension cord is a $133K/yr Amazon United States market (159K searches/yr). The top 5 brands hold 65% of demand. Demand peaks in Jan–Nov–Dec. Verdict: Skip it — 45/100.

Data updated Jul 17, 2026 · scored weekly · How we score niches

usb extension cord market data

Units sold / yr
15K–20K
avg 500–750/product
Revenue / yr
$149K–$199K
units × avg price
Conversion rate
8.4%
Avg BSR
#200
Page quality
0%
Prime
100%
Sponsored
96%
Out of stock
1.8%
Avg brand age
49 months
Avg seller age
185 days

Competition & brand share

The top 5 products take 51% of clicks — established leaders, but buyers still shop beyond them.

Brands

18 falling

Sellers

25

Top-5 brand share

65%

Top 20: 100%

Top-5 click share

51%

Top 20: 97%

Open market

29%

  • AINOPE29%
  • ITD ITANDA11%
  • Amazon Basics10%
  • One Beat8%
  • Mini Butterballe8%
  • YISHU6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -22.3% search growth over the last 90 days.
5K3KHoliday '24Prime Day '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Nov, Dec · busiest ÷ quietest = 2.0×

Top usb extension cord search terms

  • usb extension cord148K/yr
  • usb extension cords5K/yr
  • extension cord for usb4K/yr
  • usb extention cord2K/yr
All search terms

Top usb extension cord 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%5%$7K10%$13K15%$20K20%$27K1001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

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

What buyers say about usb extension cord

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

What buyers love

Quality-Overall15%

“solid build quality”

Socket/Port/Plug13%

“lots of USB ports”

Advertised Vs Actual Product12%

“Exactly what I expected”

Value For Money9%

“Excellent value”

Ease Of Use8%

“Very handy”

Charging8%

“Great charger”

Portability4%

“small and easy to carry”

Size-Overall3%

“Good size for travel”

Design-Overall3%

“It's well made”

Compactness2%

“Takes up less room”

What buyers complain about

Durability20%

“Didn't Last”

Functionality-Overall9%

“Did not work”

Charging8%

“Does not charge”

Noise Level8%

“Too loud”

Quality-Overall8%

“Awful, cheap garbage”

Socket/Port/Plug7%

“Ports just stopped working”

Connectivity-Overall4%

“Loose Connection”

Value For Money3%

“Cheap price and failed quickly”

Certifications3%

“Not cruise ship approved”

Heating3%

“it overheated”

Top return reasons

Size-Overall15%
Functionality-Overall13%
Socket/Port/Plug12%
Advertised Vs Actual Product7%
Value For Money7%
Charging7%
Compatibility-Overall5%
Length5%
Defective Material/Parts5%
Connectivity-Overall4%

Common questions

Is usb extension cord profitable to sell on Amazon United States?
The niche generates $133K/yr across 23 tracked products. 90-day search growth is -22.3%. Flapen's verdict: Skip it (45/100).
How competitive is the usb extension cord niche?
18 brands and 25 sellers compete. The top 5 products take 51% of clicks and top 5 brands hold 65% of demand.
What do buyers complain about in usb extension cord?
Top complaints mined from reviews: Durability, Functionality-Overall, Charging. The return rate is 1.5%.
When does demand for usb extension cord peak?
Demand peaks in Jan–Nov–Dec; the busiest month runs 2.0× the quietest.
What does it cost to enter the usb extension cord niche?
Listings span $4.12–$22.07; the average listing price is $9.93 (sweet spot $15–$100). The average incumbent carries 15,047 reviews — the moat a new listing must climb.