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45

hgst

Skip it

Prices mostly outside the sweet spot ($10.71–$848.37) — this niche doesn't clear our bar today.

Market size 24Growth 18Conversion 18Competition 81Returns 80Price range 10Avg price 46Brand share 28Review moat 74Quality gap 78

Competition

Great34%

top-5 click share — an open shelf

Returns

Great1.8%

return rate — above 5% kills the launch gate

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Review moat

Good558.76

avg incumbent reviews — the moat a new listing must climb

Avg price

Okay$199.24

avg listing price — sweet spot $15–$100

Brand share

Okay88%

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

Market size

Bad$97K

$97K/yr · 34K searches

Growth

Bad-14.6%

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

Conversion

Bad1.4%

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

Price range

Bad$10.71–$848.37

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

According to Flapen's Amazon United States niche tracking, hgst is a $97K/yr Amazon United States market (34K searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Oct–Nov. Verdict: Skip it — 45/100.

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

hgst market data

Units sold / yr
250–500
avg 0–100/product
Revenue / yr
$50K–$100K
units × avg price
Conversion rate
1.4%
Avg BSR
#5,081
Page quality
0%
Prime
69%
Sponsored
63%
Out of stock
12.8%
Avg brand age
57 months
Avg seller age
186 days

Competition & brand share

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

Brands

10 rising

Sellers

79

Top-5 brand share

88%

Top 20: 100%

Top-5 click share

34%

Top 20: 73%

Open market

7%

  • HGST52%
  • Western Digital17%
  • Discraft8%
  • Seagate6%
  • Ultrastar6%
  • HP4%
  • Open — no brand owns it (4 brands, 7%)

Demand & seasonality

Weekly Amazon search volume, last 101 weeks — -14.6% search growth over the last 90 days.
25K15KSpike '24Black Friday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Oct, Nov · busiest ÷ quietest = 16.7×

Top hgst search terms

  • ultrastar8K/yr
  • hgst9K/yr
  • hgst hard drive8K/yr
  • goharddrive4K/yr
  • hgst ultrastar4K/yr
  • hgst 12tb2K/yr
All search terms

Top hgst 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%$4K8%$8K12%$12K16%$15K1101001K10K 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 hgst

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

What buyers love

Value For Money19%

“worth it”

Storage Capacity9%

“Huge capacity”

Advertised Vs Actual Product8%

“So far works as advertised”

Durability7%

“Quiet,durable dependable, satisfied”

Fun/Entertainment Experience7%

“Classic fun”

Quality-Overall5%

“Impressive Performance - Clean SMART Data and Solid Specs”

Assembly/Installation5%

“easy install”

Data Transfer Speed4%

“IT's a fast hard drive”

Color4%

“Love the sparkle blue color”

Compatibility-Overall4%

“The drive technically worked and was compatible,”

What buyers complain about

Durability35%

“Died after a few months”

Noise Level12%

“Chukka chukka noises”

Value For Money12%

“I wish these weren't so darn expensive”

Quality-Overall6%

“Is there quality control”

Functionality-Overall6%

“Did not work at all”

Advertised Vs Actual Product5%

“not SATA. not SATA, this is SAS. Make sure of this before you buy it”

Compatibility-Overall4%

“Not compatible with non enterprise servers”

Socket/Port/Plug3%

“Besides SATA power connector does'nt work”

Storage Capacity3%

“The 10TB capacity is kind of insane for what you pay and it formatted and set up without any drama at all”

Material Quality2%

“Would like a stronger material”

Top return reasons

Functionality-Overall25%
Compatibility-Overall19%
Advertised Vs Actual Product8%
Noise Level6%
Size-Overall6%
Defective Material/Parts5%
Connectivity-Overall5%
Value For Money5%
Durability2%
Product Condition2%

Common questions

Is hgst profitable to sell on Amazon United States?
The niche generates $97K/yr across 49 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -14.6%. Flapen's verdict: Skip it (45/100).
How competitive is the hgst niche?
10 brands and 79 sellers compete. The top 5 products take 34% of clicks and top 5 brands hold 88% of demand.
What do buyers complain about in hgst?
Top complaints mined from reviews: Durability, Noise Level, Value For Money. The return rate is 1.8%.
When does demand for hgst peak?
Demand peaks in Oct–Nov; the busiest month runs 16.7× the quietest.
What does it cost to enter the hgst niche?
Listings span $10.71–$848.37; the average listing price is $199.24 (sweet spot $15–$100). The average incumbent carries 559 reviews — the moat a new listing must climb.