SanDisk vs Western Digital Hard Drives (HDD)
Side-by-side price per gigabyte comparison across 297 products.
As of October 2026, SanDisk averages $0.1059/GB across 8 products while Western Digital averages $0.0761/GB across 289 products on BuyPerUnit. Western Digital offers 28% better value per gigabyte for hard drives (hdd).
SanDisk
Western Digital
Better ValueCheapest Product
WD2003FYYS-18W0B0 - DELL WD2003FYYS-18W0B0 DELL 2TB 7.2K 3G LFF SATA HARD DRIVE2TB · $52.95 · newegg
Top Products Compared
Which Should You Buy?
Based on current pricing data, Western Digital offers better overall value for hard drives (hdd) at an average of $0.0761/GB compared to SanDisk's $0.1059/GB — that's roughly 28% less per gigabyte.
Western Digital's best deal is the WD2003FYYS-18W0B0 - DELL WD2003FYYS-18W0B0 DELL 2TB 7.2K 3G LFF SATA HARD DRIVE (2TB) at $0.0265/GB, while SanDisk's cheapest 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 (208 TB) at $0.0639/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 Western Digital cheaper per GB for hard drives (hdd)?
As of October 2026, Western Digital averages $0.0761/GB compared to SanDisk at $0.1059/GB. Western Digital is approximately 28% cheaper per gigabyte on average.
How many SanDisk and Western Digital hard drives (hdd) does BuyPerUnit track?
BuyPerUnit currently tracks 8 SanDisk products and 289 Western Digital 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 Western Digital hard drives (hdd) per GB?
The cheapest Western Digital option is the WD2003FYYS-18W0B0 - DELL WD2003FYYS-18W0B0 DELL 2TB 7.2K 3G LFF SATA HARD DRIVE at $0.0265/GB ($52.95 for 2TB).