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 $0.0887/GB while the Samsung 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2, Speeds Up-to 7,250 MB/s, Upgrade Storage for PC/Laptops, HMB Technology and Intelligent Turbowrite 2.0, (MZ-V9S4T0B/AM) costs $0.1598/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 44% better value per gigabyte as of April 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 Samsung 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2, Speeds Up-to 7,250 MB/s, Upgrade Storage for PC/Laptops, HMB Technology and Intelligent Turbowrite 2.0, (MZ-V9S4T0B/AM) — 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 | Samsung 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2, Speeds Up-to 7,250 MB/s, Upgrade Storage for PC/Laptops, HMB Technology and Intelligent Turbowrite 2.0, (MZ-V9S4T0B/AM) |
|---|---|---|
| Brand | Crucial | Samsung |
| Capacity | 4 TB | 4 TB |
| $/GB | $0.0887 | $0.1598 |
| Price | $354.99 | $639.20 |
| Retailer | Amazon | Amazon |
| 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
Samsung 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2, Speeds Up-to 7,250 MB/s, Upgrade Storage for PC/Laptops, HMB Technology and Intelligent Turbowrite 2.0, (MZ-V9S4T0B/AM)
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 $0.0887//GB compared to the Samsung 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2, Speeds Up-to 7,250 MB/s, Upgrade Storage for PC/Laptops, HMB Technology and Intelligent Turbowrite 2.0, (MZ-V9S4T0B/AM) at $0.1598//GB — that's roughly 44% 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 $354.99 at Amazon, while the Samsung 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2, Speeds Up-to 7,250 MB/s, Upgrade Storage for PC/Laptops, HMB Technology and Intelligent Turbowrite 2.0, (MZ-V9S4T0B/AM) starts at $639.20 at Amazon.
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 Samsung 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2, Speeds Up-to 7,250 MB/s, Upgrade Storage for PC/Laptops, HMB Technology and Intelligent Turbowrite 2.0, (MZ-V9S4T0B/AM) 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 Samsung 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2, Speeds Up-to 7,250 MB/s, Upgrade Storage for PC/Laptops, HMB Technology and Intelligent Turbowrite 2.0, (MZ-V9S4T0B/AM) a better deal?
As of April 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 $0.0887//GB compared to Samsung 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2, Speeds Up-to 7,250 MB/s, Upgrade Storage for PC/Laptops, HMB Technology and Intelligent Turbowrite 2.0, (MZ-V9S4T0B/AM) at $0.1598//GB. That is approximately 44% 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 $0.0887/GB ($354.99 for 4 TB) at Amazon.
Where can I buy Samsung 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2, Speeds Up-to 7,250 MB/s, Upgrade Storage for PC/Laptops, HMB Technology and Intelligent Turbowrite 2.0, (MZ-V9S4T0B/AM) for the cheapest price?
The cheapest price for the Samsung 990 EVO Plus SSD 4TB, PCIe Gen 4x4 | Gen 5x2 M.2, Speeds Up-to 7,250 MB/s, Upgrade Storage for PC/Laptops, HMB Technology and Intelligent Turbowrite 2.0, (MZ-V9S4T0B/AM) is $639.20 at Amazon, which works out to $0.1598/GB.