- Flapen Score
- 26 / 100Ranks 7,993 of 8,347 Electronics niches · −17 vs the category median of 4326
- Market size
- $126K/yr41K searches / yr
- 90-day growth
- +5.0%search demand this quarter
- Competition
- 96%top-5 click share · 2 brands · 91 sellers
Flapen Score
3.5 Ssd against its category
The dotted line is the Electronics average. Past it, 3.5 Ssd is stronger. Inside it, weaker.
Market
The 3.5 Ssd market on Amazon at a glance
Shoppers on Amazon United States searched for 3.5 Ssd 41K times last year and spent an estimated $126K. All 2 brands take every click. Demand peaks in Jan–Feb–Nov–Dec. Flapen scores it 26 out of 100, a Fail.
01 · Demand
An estimated 1.3% of those searches ended in a purchase.
Shoppers searched for this 41K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 1.3% of those searches ended in a purchase. Searches in the last 90 days moved +5.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated $126K a year.
- Searches, last 12 months
- 41K
- Growth, 90 days vs prior 90
- +5.0%
- Conversion, latest week
- 1.3%
- Market size, estimated
- $126Ka year
- Peak month
- December5.5× the quietest month
- Top search term
- ironwolf 8tb19K searches a year
02 · Price
A sale here is worth $227.84.
Listings sell for $227.84 on average, from $168.16 to $319.29. Amazon reports units sold in ranges. This niche sold 2K to 3K a year. The average listing sells 250 to 500 of them. At $227.84 that is $57K to $114K a year per listing.
- Average price
- $227.84above the $15 to $100 sweet spot
- Price range
- $168.16–$319.29
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 2K–3K
- Units per listing a year
- 250–500
- Revenue per listing a year
- $57K–$114K
- Returns
- 3.3%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
83% of listings pay for placement with sponsored ads. 67% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #504 within Data Storage. It carries 20,930 reviews at 4.32 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 83%
- Prime listings
- 67%
- Out of stock, average day
- 0.0%
- Average rank
- #504in Data Storage
- Average rating
- 4.32 starsAmazon United States average 4.42 stars
- Average reviews
- 20,930per listing
- Listings tracked
- 6
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 60 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 60 months
Products
Top 3.5 Ssd products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 30, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Seagate IronWolf 8TB NAS Internal Hard Drive HDD 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage Frustration Free Packaging (ST8000VNZ04/N004)
- Price
- $212.93
- Rating
- 4.5/5
- Reviews
- 12,901
- Age
- 6y ago

Seagate IronWolf Pro 12 TB Enterprise NAS Internal HDD CMR 3.5 Inch SATA 6 Gb/s 7 200 RPM 256 MB Cache for RAID Network Attached Storage (ST12000NT001)
- Price
- $319.29
- Rating
- 4.1/5
- Reviews
- 1,879
- Age
- 3y ago

Seagate IronWolf Pro 8 TB Enterprise NAS Internal HDD CMR 3.5 Inch SATA 6 Gb/s 7 200 RPM 256 MB Cache for RAID Network Attached Storage (ST8000NT001)
- Price
- $231.93
- Rating
- 4.1/5
- Reviews
- 1,879
- Age
- 3y ago

Seagate BarraCuda 8 TB Internal Hard Drive HDD 3.5 Inch SATA 6 Gb/s 5 400 RPM 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004)
- Price
- $168.16
- Rating
- 4.7/5
- Reviews
- 104,964
- Age
- 7y ago

Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM SATA 6 Gb/s CMR 256 MB Cache 3.5 - WD80EFPX
- Price
- $200.33
- Rating
- 4.3/5
- Reviews
- 3,641
- Age
- 2y ago
Trending
estimated 90-day click momentum
Seagate IronWolf Pro 12 TB Enterprise NAS Internal HDD CMR 3.5 Inch SATA 6 Gb/s 7 200 RPM 256 MB Cache for RAID Network Attached Storage (ST12000NT001)
- Price
- $319.29
- Rating
- 4.1/5
- Reviews
- 1,879
- Age
- 3y ago

Seagate BarraCuda 8 TB Internal Hard Drive HDD 3.5 Inch SATA 6 Gb/s 5 400 RPM 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004)
- Price
- $168.16
- Rating
- 4.7/5
- Reviews
- 104,964
- Age
- 7y ago

Seagate IronWolf 8TB NAS Internal Hard Drive HDD 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage Frustration Free Packaging (ST8000VNZ04/N004)
- Price
- $212.93
- Rating
- 4.5/5
- Reviews
- 12,901
- Age
- 6y ago

Seagate IronWolf 8TB NAS Internal Hard Drive HDD 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage Frustration Free Packaging (ST8000VNZ04/N004)
- Price
- $234.36
- Rating
- 4.2/5
- Reviews
- 313
- Age
- 6y ago

Seagate IronWolf Pro 8 TB Enterprise NAS Internal HDD CMR 3.5 Inch SATA 6 Gb/s 7 200 RPM 256 MB Cache for RAID Network Attached Storage (ST8000NT001)
- Price
- $231.93
- Rating
- 4.1/5
- Reviews
- 1,879
- Age
- 3y ago
Newest
by launch date
Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM SATA 6 Gb/s CMR 256 MB Cache 3.5 - WD80EFPX
- Price
- $200.33
- Rating
- 4.3/5
- Reviews
- 3,641
- Age
- 2y ago

Seagate IronWolf Pro 12 TB Enterprise NAS Internal HDD CMR 3.5 Inch SATA 6 Gb/s 7 200 RPM 256 MB Cache for RAID Network Attached Storage (ST12000NT001)
- Price
- $319.29
- Rating
- 4.1/5
- Reviews
- 1,879
- Age
- 3y ago

Seagate IronWolf Pro 8 TB Enterprise NAS Internal HDD CMR 3.5 Inch SATA 6 Gb/s 7 200 RPM 256 MB Cache for RAID Network Attached Storage (ST8000NT001)
- Price
- $231.93
- Rating
- 4.1/5
- Reviews
- 1,879
- Age
- 3y ago

Seagate IronWolf 8TB NAS Internal Hard Drive HDD 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage Frustration Free Packaging (ST8000VNZ04/N004)
- Price
- $212.93
- Rating
- 4.5/5
- Reviews
- 12,901
- Age
- 6y ago

Seagate IronWolf 8TB NAS Internal Hard Drive HDD 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage Frustration Free Packaging (ST8000VNZ04/N004)
- Price
- $234.36
- Rating
- 4.2/5
- Reviews
- 313
- Age
- 6y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 96% of clicks. A locked shelf that new listings rarely crack.
Brands
2 falling
Sellers
91
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
96%
Top 20: 100%
Open market
0%
- Seagate95%
- Western Digital5%
Demand
3.5 Ssd search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Feb, Nov, Dec · busiest ÷ quietest = 5.5×
Search terms
Top 3.5 Ssd search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- ironwolf 8tb19K/yr
- 8tb nas12K/yr
- st8000vn0047K/yr
- nas 8tb4K/yr
Reviews and returns
What reviews say buyers love and hate about 3.5 Ssd
We read the reviews and the return reasons for every product selling here.
“might break”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
18 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common 3.5 Ssd questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









