8tb Hard Drive Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
8tb Hard Drive sales on Amazon US totaled 14,400 units in July 2026 (▼ 17.9% vs. the prior month), generating an estimated $4,432,515 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 83.3% of unit volume and 81.6% of revenue, while a typical listing is priced at $353.12. The keyword itself pulled 15,634 Amazon queries over the same period (▼ 2.5% MoM).
Zooming out to the 12-month window ending July 2026, the 8tb hard drive Top 50 moved 206,450 units and $44,886,377 in cumulative sales — an average of 17,204 units and $3,740,531 per month. Monthly throughput topped out at 23,550 units in November 2025 and dipped to 7,350 in May 2026, leaving the latest reading 4.3% lower than August 2025.
8tb Hard Drive Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
14.4K
▼ 17.9% MoM
Monthly Revenue 2026/07
$4.4M
▼ 16.8% MoM
Top 10 Market Share 2026/07
83.3%
8tb Hard Drive Market Share & Sales Concentration on Amazon US — July 2026
The most-sold 8tb hard drive listing on Amazon US in July 2026 is ASIN B07H289S7C (Brand: Seagate), which sold 3,000 units at $249.99 apiece — equal to 20.8% of every unit tracked in this report and 1.5× the volume of the No. 2 listing.
The Top 10 ASINs account for 12,000 units and $3,617,675 in July 2026 — 83.3% of unit volume and 81.6% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for '8tb Hard Drive' on Amazon
July 2026
Is 83.3% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B07H289S7C
Seagate 8TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST8000DM004) | Desktop HDD for everyday PC storage, gaming, & computing. Trusted reliability with 2-Year Warranty + 2-Year Rescue
3K
▲ 200.0%vs. prior month
$772.4K
latest month
12-month trend
B07VP5X239
WD 5TB My Passport, Portable External Hard Drive, Black, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBPKJ0050BBK-WESN
2K
▲ 100.0%vs. prior month
$410.8K
latest month
12-month trend
B0FH5NGWNY
Seagate One Touch 8TB External Hard Drive Desktop HDD - USB-C Compatible with Most Windows and macOS, Rescue Recovery (STNB8000400)
2K
▼ 33.3%vs. prior month
$570.9K
latest month
12-month trend
B092R5KTT7
Seagate 8TB Expansion Desktop Hard Drive | USB 3.0 (STKP8000400) | Desktop HDD for easy backup, plug-and-play, drag-and-drop, auto detects Windows & Mac. 1-Year Warranty + 1-Year Rescue
1K
▼ 66.7%vs. prior month
$260.7K
latest month
12-month trend
B0CMQ6SK7W
Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFPX
1K
▲ 400.0%vs. prior month
$337.6K
latest month
12-month trend
B0D3GW9R4G
WD 6TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBHJS0060BBK-WESN
1K
▲ 0.0%vs. prior month
$296K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best 8tb Hard Drive Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Seagate is the best-performing 8tb hard drive brand in July 2026, moving 6,000 units across 3 ASINs for 50.0% of Top 10 volume. Western Digital follows with 3,500 units (29.2%), ahead of WD on 2,000 units (16.7%).
With 4 brands splitting the Top 10 and 95.8% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $221.60 to $349.87, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Seagate
3 ASINs in Top 10
50.0%
Units
6K
Revenue
$1.6M
Avg. price
$261.31
B07H289S7C
$249.99·★4.7·105.1K revsSeagate 8TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST8000DM004) | Desktop HDD for everyday PC storage, gaming, & computing. Trusted reliability with 2-Year Warranty + 2-Year Rescue
Units sold3KB0FH5NGWNY
$289.99·★4.6·272.7K revsSeagate One Touch 8TB External Hard Drive Desktop HDD - USB-C Compatible with Most Windows and macOS, Rescue Recovery (STNB8000400)
Units sold2KB092R5KTT7
$243.95·★4.1·8K revsSeagate 8TB Expansion Desktop Hard Drive | USB 3.0 (STKP8000400) | Desktop HDD for easy backup, plug-and-play, drag-and-drop, auto detects Windows & Mac. 1-Year Warranty + 1-Year Rescue
Units sold1K
Western Digital
5 ASINs in Top 10
29.2%
Units
3.5K
Revenue
$1.2M
Avg. price
$349.87
B0CMQ6SK7W
$354.99·★4.2·3.7K revsWestern Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFPX
Units sold1KB0D3GW9R4G
$258.40·★4.7·165.2K revsWD 6TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBHJS0060BBK-WESN
Units sold1KB07D5V2ZXD
$376.00·★4.6·128.1K revsWestern Digital 8TB Elements Desktop External Hard Drive, USB 3.0 external hard drive for plug-and-play storage - Western DigitalBWLG0080HBK-NESN, Black
Units sold500B0F4R3YCL6
$404.99·★4.0·360 revsWestern Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX
Units sold500B0CP314RM7
$354.99·★4.3·1.8K revsWestern Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ
Units sold500
WD
1 ASIN in Top 10
16.7%
Units
2K
Revenue
$410.8K
Avg. price
$221.60
B07VP5X239
$221.60·★4.5·24.8K revsWD 5TB My Passport, Portable External Hard Drive, Black, backup software with defense against ransomware, and password protection, USB 3.1/USB 3.0 compatible - WDBPKJ0050BBK-WESN
Units sold2K
Trending 8tb Hard Drive Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, 2 ASINs forced its way in: B0CMQ6SK7W booked 1K units at $354.99, with ▲ 400.0% MoM change. On the growth side, B07H289S7C leads positive momentum with ▲ 200.0% MoM growth on 3K units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B0CMQ6SK7W
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
$354.99
Rating
4.2
Reviews
3.7K
Latest month sales
B0CP314RM7
Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ
Price
$354.99
Rating
4.3
Reviews
1.8K
Latest month sales
B07H289S7C
Seagate 8TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST8000DM004) | Desktop HDD for everyday PC storage, gaming, & computing. Trusted reliability with 2-Year Warranty + 2-Year Rescue
Unlock to view ASIN details and product titles
Price
$249.99
Rating
4.7
Reviews
105.1K
Latest month sales
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