ADATA vs Seagate SSDs & NVMe Drives
Side-by-side price per gigabyte comparison across 9 products.
As of May 2026, ADATA averages $0.1595/GB across 2 products while Seagate averages $0.2204/GB across 7 products on BuyPerUnit. ADATA offers 28% better value per gigabyte for ssds & nvme drives.
ADATA
Better ValueSeagate
Cheapest Product
Seagate - 4TB Storage Expansion Card for Xbox Series X|S NVMe SSD - Black4 TB · $479.99 · bestbuy
Top Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | ADATA | ADATA Ultimate SU650 Solid State Drive - 1TB Internal SSD - 2.5" SATA 6Gb/s - PC Upgrade - High-Speed, Secure Data Storage - Advanced Error Correction - Desktop Compatible - ASU650SS-1TT-R | 1 TB | $0.1530 | $152.99 | amazon |
| 1 | Seagate | Seagate - 4TB Storage Expansion Card for Xbox Series X|S NVMe SSD - Black | 4 TB | $0.1200 | $479.99 | bestbuy |
| 2 | ADATA | ADATA SU650 512GB 3D-NAND SATA 2.5 inch Internal SSD (ASU650SS-512GT-R) | 512GB | $0.1660 | $84.99 | newegg |
| 2 | Seagate | Seagate - 2TB Storage Expansion Card for Xbox Series X|S NVMe SSD - Black | 2 TB | $0.1300 | $259.99 | bestbuy |
| 3 | Seagate | Seagate - 1TB Storage Expansion Card for Xbox Series X|S NVMe SSD - Black | 1 TB | $0.1600 | $159.99 | bestbuy |
| 4 | Seagate | Seagate FireCuda 530 2TB Internal Solid State Drive - M.2 PCIe Gen4 ×4 NVMe 1.4, PS5 SSD, 3D TLC NAND, 2550 TBW, 1.8M MTBF, Heatsink, Rescue Services (ZP2000GM3A023) | 2 TB | $0.2300 | $459.99 | amazon |
| 5 | Seagate | Seagate - FireCuda X1070 SSD 4TB | 4 TB | $0.2825 | $1129.99 | bestbuy |
Which Should You Buy?
Based on current pricing data, ADATA offers better overall value for ssds & nvme drives at an average of $0.1595/GB compared to Seagate's $0.2204/GB — that's roughly 28% less per gigabyte.
ADATA's best deal is the ADATA Ultimate SU650 Solid State Drive - 1TB Internal SSD - 2.5" SATA 6Gb/s - PC Upgrade - High-Speed, Secure Data Storage - Advanced Error Correction - Desktop Compatible - ASU650SS-1TT-R (1 TB) at $0.1530/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 ADATA or Seagate cheaper per GB for ssds & nvme drives?
As of May 2026, ADATA averages $0.1595/GB compared to Seagate at $0.2204/GB. ADATA is approximately 28% cheaper per gigabyte on average.
How many ADATA and Seagate ssds & nvme drives does BuyPerUnit track?
BuyPerUnit currently tracks 2 ADATA products and 7 Seagate products in the ssds & nvme drives category, all ranked by price per gigabyte.
What is the cheapest ADATA ssds & nvme drive per GB?
The cheapest ADATA option is the ADATA Ultimate SU650 Solid State Drive - 1TB Internal SSD - 2.5" SATA 6Gb/s - PC Upgrade - High-Speed, Secure Data Storage - Advanced Error Correction - Desktop Compatible - ASU650SS-1TT-R at $0.1530/GB ($152.99 for 1 TB).
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).