Seagate vs Western Digital SSDs & NVMe Drives
Side-by-side price per gigabyte comparison across 45 products.
As of May 2026, Seagate averages $0.2204/GB across 7 products while Western Digital averages $0.1971/GB across 38 products on BuyPerUnit. Western Digital offers 11% better value per gigabyte for ssds & nvme drives.
Seagate
Cheapest Product
Seagate - 4TB Storage Expansion Card for Xbox Series X|S NVMe SSD - Black4 TB · $479.99 · bestbuy
Western Digital
Better ValueCheapest Product
Western Digital WD 5TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBU6Y0050BBK-WESN5 TB · $199.00 · amazon
Top Products Compared
Which Should You Buy?
Based on current pricing data, Western Digital offers better overall value for ssds & nvme drives at an average of $0.1971/GB compared to Seagate's $0.2204/GB — that's roughly 11% less per gigabyte.
Western Digital's best deal is the Western Digital WD 5TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBU6Y0050BBK-WESN (5 TB) at $0.0398/GB, while Seagate's cheapest option is the Seagate - 4TB Storage Expansion Card for Xbox Series X|S NVMe SSD - Black (4 TB) at $0.1200/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 Seagate or Western Digital cheaper per GB for ssds & nvme drives?
As of May 2026, Western Digital averages $0.1971/GB compared to Seagate at $0.2204/GB. Western Digital is approximately 11% cheaper per gigabyte on average.
How many Seagate and Western Digital ssds & nvme drives does BuyPerUnit track?
BuyPerUnit currently tracks 7 Seagate products and 38 Western Digital products in the ssds & nvme drives category, all ranked by price per gigabyte.
What is the cheapest Seagate ssds & nvme drive per GB?
The cheapest Seagate option is the Seagate - 4TB Storage Expansion Card for Xbox Series X|S NVMe SSD - Black at $0.1200/GB ($479.99 for 4 TB).
What is the cheapest Western Digital ssds & nvme drive per GB?
The cheapest Western Digital option is the Western Digital WD 5TB Elements Portable External Hard Drive for Windows, USB 3.2 Gen 1/USB 3.0 for PC & Mac, Plug and Play Ready - WDBU6Y0050BBK-WESN at $0.0398/GB ($199.00 for 5 TB).