The Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902 costs $0.0932/GB while the Crucial P310 M.2 2280 4TB PCI-Express 4.0 x4 NVMe 3D NAND Internal Solid State Drive (SSD) CT4000P310SSD5 costs $0.1374/GB. Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902 offers 32% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902 vs Crucial P310 M.2 2280 4TB PCI-Express 4.0 x4 NVMe 3D NAND Internal Solid State Drive (SSD) CT4000P310SSD5 — Which Is Better Value?
Specification Comparison
| Spec | Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902 | Crucial P310 M.2 2280 4TB PCI-Express 4.0 x4 NVMe 3D NAND Internal Solid State Drive (SSD) CT4000P310SSD5 |
|---|---|---|
| Brand | Crucial | Crucial |
| Capacity | 4 TB | 4TB |
| $/GB | $0.0932 | $0.1374 |
| Price | $372.84 | $549.50 |
| Retailer | Amazon | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | nvme |
Price Across Retailers
Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902
Crucial P310 M.2 2280 4TB PCI-Express 4.0 x4 NVMe 3D NAND Internal Solid State Drive (SSD) CT4000P310SSD5
Which Should You Buy?
Based on current pricing data, the Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902 offers better value at $0.0932//GB compared to the Crucial P310 M.2 2280 4TB PCI-Express 4.0 x4 NVMe 3D NAND Internal Solid State Drive (SSD) CT4000P310SSD5 at $0.1374//GB — that's roughly 32% less per gigabyte.
The best deal for the Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902 is $372.84 at Amazon, while the Crucial P310 M.2 2280 4TB PCI-Express 4.0 x4 NVMe 3D NAND Internal Solid State Drive (SSD) CT4000P310SSD5 starts at $549.50 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902 and Crucial P310 M.2 2280 4TB PCI-Express 4.0 x4 NVMe 3D NAND Internal Solid State Drive (SSD) CT4000P310SSD5 product page for detailed specifications and price history.
Frequently Asked Questions
Is Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902 or Crucial P310 M.2 2280 4TB PCI-Express 4.0 x4 NVMe 3D NAND Internal Solid State Drive (SSD) CT4000P310SSD5 a better deal?
As of June 2026, Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902 offers better value at $0.0932//GB compared to Crucial P310 M.2 2280 4TB PCI-Express 4.0 x4 NVMe 3D NAND Internal Solid State Drive (SSD) CT4000P310SSD5 at $0.1374//GB. That is approximately 32% better value per gigabyte.
What is the price per GB of Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902?
The Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902 is currently priced at $0.0932/GB ($372.84 for 4 TB) at Amazon.
Where can I buy Crucial P310 M.2 2280 4TB PCI-Express 4.0 x4 NVMe 3D NAND Internal Solid State Drive (SSD) CT4000P310SSD5 for the cheapest price?
The cheapest price for the Crucial P310 M.2 2280 4TB PCI-Express 4.0 x4 NVMe 3D NAND Internal Solid State Drive (SSD) CT4000P310SSD5 is $549.50 at Newegg, which works out to $0.1374/GB.