Samsung vs Seagate Hard Drives (HDD)
Side-by-side price per gigabyte comparison across 260 products.
As of June 2026, Samsung averages $0.1907/GB across 2 products while Seagate averages $0.1687/GB across 258 products on BuyPerUnit. Seagate offers 12% better value per gigabyte for hard drives (hdd).
Samsung
Cheapest Product
SAMSUNG SpinPoint T Series HD501LJ 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive500GB · $65.10 · newegg
Seagate
Better ValueCheapest Product
seagate archive hdd 8tb sata 6gbps 128mb cache sata hard drive (st8000as0002)8TB · $195.00 · newegg
Top Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | Samsung | SAMSUNG SpinPoint T Series HD501LJ 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive | 500GB | $0.1302 | $65.10 | newegg |
| 1 | Seagate | seagate archive hdd 8tb sata 6gbps 128mb cache sata hard drive (st8000as0002) | 8TB | $0.0244 | $195.00 | newegg |
| 2 | Samsung | Samsung T7 Shield 4TB Portable SSD - 1050MB/s, Rugged, Water & Dust Resistant, for Content Creators - Black | 4 TB | $0.2512 | $1005.00 | amazon |
| 2 | Seagate | Seagate Expansion 22TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP22000400) | 22 TB | $0.0286 | $629.99 | amazon |
| 3 | Seagate | Seagate Barracuda 24TB Internal Hard Drive, 7200 U/Min, 512MB Cache, SATA 6Gb/s, 3.5" (ST24000DM001) | 24 TB | $0.0292 | $699.95 | amazon |
| 4 | Seagate | Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk | 8 TB | $0.0294 | $234.99 | amazon |
| 5 | Seagate | Seagate - Expansion 24TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black | 24 TB | $0.0296 | $709.99 | bestbuy |
Which Should You Buy?
Based on current pricing data, Seagate offers better overall value for hard drives (hdd) at an average of $0.1687/GB compared to Samsung's $0.1907/GB — that's roughly 12% less per gigabyte.
Seagate's best deal is the seagate archive hdd 8tb sata 6gbps 128mb cache sata hard drive (st8000as0002) (8TB) at $0.0244/GB, while Samsung's cheapest option is the SAMSUNG SpinPoint T Series HD501LJ 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive (500GB) at $0.1302/GB.
However, price per GB isn't everything — consider factors like warranty, performance specs, and your specific capacity needs. Check individual product pages for detailed specifications.
Frequently Asked Questions
Is Samsung or Seagate cheaper per GB for hard drives (hdd)?
As of June 2026, Seagate averages $0.1687/GB compared to Samsung at $0.1907/GB. Seagate is approximately 12% cheaper per gigabyte on average.
How many Samsung and Seagate hard drives (hdd) does BuyPerUnit track?
BuyPerUnit currently tracks 2 Samsung products and 258 Seagate products in the hard drives (hdd) category, all ranked by price per gigabyte.
What is the cheapest Samsung hard drives (hdd) per GB?
The cheapest Samsung option is the SAMSUNG SpinPoint T Series HD501LJ 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive at $0.1302/GB ($65.10 for 500GB).
What is the cheapest Seagate hard drives (hdd) per GB?
The cheapest Seagate option is the seagate archive hdd 8tb sata 6gbps 128mb cache sata hard drive (st8000as0002) at $0.0244/GB ($195.00 for 8TB).