SanDisk vs Seagate Hard Drives (HDD)
Side-by-side price per gigabyte comparison across 279 products.
As of September 2026, SanDisk averages $0.1064/GB across 5 products while Seagate averages $0.1143/GB across 274 products on BuyPerUnit. SanDisk offers 7% better value per gigabyte for hard drives (hdd).
SanDisk
Better ValueSeagate
Cheapest Product
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive8TB · $249.99 · newegg
Top Products Compared
Which Should You Buy?
Based on current pricing data, SanDisk offers better overall value for hard drives (hdd) at an average of $0.1064/GB compared to Seagate's $0.1143/GB — that's roughly 7% less per gigabyte.
SanDisk's best deal is the SanDisk Professional 208TB G-RAID Shuttle 8 - Transportable Enterprise-Class 8-Bay External Hard Drive, Thunderbolt 3 and USB-C, Hardware RAID, Up to 1900MB/s Read - SDPH48H-208T-NBAAB (208 TB) at $0.0639/GB, while Seagate's cheapest option is the Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive (8TB) at $0.0312/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 SanDisk or Seagate cheaper per GB for hard drives (hdd)?
As of September 2026, SanDisk averages $0.1064/GB compared to Seagate at $0.1143/GB. SanDisk is approximately 7% cheaper per gigabyte on average.
How many SanDisk and Seagate hard drives (hdd) does BuyPerUnit track?
BuyPerUnit currently tracks 5 SanDisk products and 274 Seagate products in the hard drives (hdd) category, all ranked by price per gigabyte.
What is the cheapest SanDisk hard drives (hdd) per GB?
The cheapest SanDisk option is the SanDisk Professional 208TB G-RAID Shuttle 8 - Transportable Enterprise-Class 8-Bay External Hard Drive, Thunderbolt 3 and USB-C, Hardware RAID, Up to 1900MB/s Read - SDPH48H-208T-NBAAB at $0.0639/GB ($13299.99 for 208 TB).
What is the cheapest Seagate hard drives (hdd) per GB?
The cheapest Seagate option is the Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive at $0.0312/GB ($249.99 for 8TB).