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 WD_BLACK SN850P 4TB NVMe SSD for PS5 consoles M.2 2280 PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0040BNC-WRSN costs $0.2161/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 57% 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 WD_BLACK SN850P 4TB NVMe SSD for PS5 consoles M.2 2280 PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0040BNC-WRSN — Which Is Better Value?

Specification Comparison

SpecCrucial 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 - CT4000X9SSD902WD_BLACK SN850P 4TB NVMe SSD for PS5 consoles M.2 2280 PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0040BNC-WRSN
BrandCrucialWestern Digital
Capacity4 TB4TB
$/GB$0.0932$0.2161
Price$372.84$864.50
RetailerAmazonNewegg
CategorySSDs & NVMe DrivesSSDs & NVMe Drives
Subcategoryssdnvme

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

Amazon$0.0932//GB
$372.84Buy

WD_BLACK SN850P 4TB NVMe SSD for PS5 consoles M.2 2280 PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0040BNC-WRSN

Newegg$0.2161//GB
$864.50Buy

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 WD_BLACK SN850P 4TB NVMe SSD for PS5 consoles M.2 2280 PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0040BNC-WRSN at $0.2161//GB — that's roughly 57% 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 WD_BLACK SN850P 4TB NVMe SSD for PS5 consoles M.2 2280 PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0040BNC-WRSN starts at $864.50 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 WD_BLACK SN850P 4TB NVMe SSD for PS5 consoles M.2 2280 PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0040BNC-WRSN 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 WD_BLACK SN850P 4TB NVMe SSD for PS5 consoles M.2 2280 PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0040BNC-WRSN 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 WD_BLACK SN850P 4TB NVMe SSD for PS5 consoles M.2 2280 PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0040BNC-WRSN at $0.2161//GB. That is approximately 57% 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 WD_BLACK SN850P 4TB NVMe SSD for PS5 consoles M.2 2280 PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0040BNC-WRSN for the cheapest price?

The cheapest price for the WD_BLACK SN850P 4TB NVMe SSD for PS5 consoles M.2 2280 PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBYV0040BNC-WRSN is $864.50 at Newegg, which works out to $0.2161/GB.

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