SanDisk vs Western Digital Hard Drives (HDD)
Side-by-side price per gigabyte comparison across 266 products.
As of June 2026, SanDisk averages $0.1431/GB across 8 products while Western Digital averages $0.0860/GB across 258 products on BuyPerUnit. Western Digital offers 40% better value per gigabyte for hard drives (hdd).
SanDisk
Cheapest Product
SanDisk Professional 22TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive22TB · $1009.99 · newegg
Western Digital
Better ValueTop 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 $0.0860/GB compared to SanDisk's $0.1431/GB — that's roughly 40% less per gigabyte.
Western Digital's best deal is the WD Elements 16TB USB 3.0 Desktop External Hard Drive Black (16TB) at $0.0168/GB, while SanDisk's cheapest option is the SanDisk Professional 22TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive (22TB) at $0.0459/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 June 2026, Western Digital averages $0.0860/GB compared to SanDisk at $0.1431/GB. Western Digital is approximately 40% cheaper per gigabyte on average.
How many SanDisk and Western Digital hard drives (hdd) does BuyPerUnit track?
BuyPerUnit currently tracks 8 SanDisk products and 258 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 22TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive at $0.0459/GB ($1009.99 for 22TB).
What is the cheapest Western Digital hard drives (hdd) per GB?
The cheapest Western Digital option is the WD Elements 16TB USB 3.0 Desktop External Hard Drive Black at $0.0168/GB ($268.94 for 16TB).