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51

waterproof mp3 player for swimming

Worth a look

Shows beatable incumbent ratings (3.9★), but a small market ($56K/yr) keeps it on the watch list.

Market size 14Growth 55Conversion 32Competition 53Returns 23Price range 54Avg price 87Brand share 76Review moat 66Quality gap 96

Quality gap

Incredible3.9★

avg incumbent rating — lower means beatable quality

Avg price

Great$67.75

avg listing price — sweet spot $15–$100

Brand share

Great59%

top-5 brand share — no brand owns this niche

Review moat

Good853.1

avg incumbent reviews — the moat a new listing must climb

Growth

Good+28.0%

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

Price range

Good$22.07–$165.64

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

Competition

Good53%

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

Conversion

Okay2.5%

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

Returns

Bad5.6%

return rate — above 5% kills the launch gate

Market size

Bad$56K

$56K/yr · 32K searches

According to Flapen's Amazon United States niche tracking, waterproof mp3 player for swimming is a $56K/yr Amazon United States market (32K searches/yr). The top 5 brands hold 59% of demand. Demand peaks in Aug. Verdict: Worth a look — 51/100.

Data updated Jul 22, 2026 · scored weekly · How we score niches

waterproof mp3 player for swimming market data

Units sold / yr
500–750
avg 0–100/product
Revenue / yr
$34K–$51K
units × avg price
Conversion rate
2.5%
Avg BSR
#678
Page quality
0%
Prime
97%
Sponsored
90%
Out of stock
14.0%
Avg brand age
21 months
Avg seller age
177 days

Competition & brand share

The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.

Brands

25 rising

Sellers

35

Top-5 brand share

59%

Top 20: 95%

Top-5 click share

53%

Top 20: 90%

Open market

36%

  • AGPTEK18%
  • SEWOBYE14%
  • Swimbuds10%
  • VBESTLIFE10%
  • H2O Audio6%
  • PSIER5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +28.0% search growth over the last 90 days.
2K1KHoliday '24Spike '25Prime Day '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Aug · busiest ÷ quietest = 2.2×

Top waterproof mp3 player for swimming search terms

  • waterproof mp3 player for swimming17K/yr
  • waterproof mp3 player12K/yr
  • waterproof ipod shuffle for swimming3K/yr
All search terms

Top waterproof mp3 player for swimming 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%4%$2K8%$4K12%$7K16%$9K1101001K10K 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 waterproof mp3 player for swimming

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

What buyers love

Audio Quality19%

“Awesome sound quality”

Quality-Overall10%

“The overall build quality appears premium”

Water Resistance8%

“Completely water proof”

Ease Of Use6%

“easy to operate”

Value For Money5%

“Good value for price”

Size-Overall4%

“Fits well”

Comfort-Overall4%

“comfortable fit”

Battery Life4%

“Battery is long lasting”

Durability3%

“very durable”

Connectivity-Overall3%

“Bluetooth works great otherwise”

What buyers complain about

Durability11%

“it fall apart”

Connectivity-Overall8%

“Bad connection”

Charging6%

“won't hold a charge”

Audio Quality6%

“still hard to hear”

Size-Overall6%

“Did not fit”

Battery Life6%

“Bad battery life”

Functionality-Overall5%

“Nothing works”

Noise Level3%

“But it only plays loud static”

Quality-Overall3%

“Terrible product”

Value For Money3%

“they look expensive”

Top return reasons

Size-Overall14%
Connectivity-Overall12%
Functionality-Overall12%
Audio Quality12%
Charging7%
Compatibility-Overall7%
Advertised Vs Actual Product5%
Value For Money5%
Comfort-Overall3%
Defective Material/Parts2%

Common questions

Is waterproof mp3 player for swimming profitable to sell on Amazon United States?
The niche generates $56K/yr across 31 tracked products. 5 of 13 products launched in the last 360 days are still selling. 90-day search growth is +28.0%. Flapen's verdict: Worth a look (51/100).
How competitive is the waterproof mp3 player for swimming niche?
25 brands and 35 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 59% of demand.
What do buyers complain about in waterproof mp3 player for swimming?
Top complaints mined from reviews: Durability, Connectivity-Overall, Charging. The return rate is 5.6% — above our launch gate.
When does demand for waterproof mp3 player for swimming peak?
Demand peaks in Aug; the busiest month runs 2.2× the quietest.
What does it cost to enter the waterproof mp3 player for swimming niche?
Listings span $22.07–$165.64; the average listing price is $67.75 (sweet spot $15–$100). The average incumbent carries 853 reviews — the moat a new listing must climb.