The WD Blue SATA 2.5' SA510 4TB Internal SSD costs $0.1918/GB while 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. 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 51% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

WD Blue SATA 2.5' SA510 4TB Internal SSD vs 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 — Which Is Better Value?

Specification Comparison

SpecWD Blue SATA 2.5' SA510 4TB Internal SSDCrucial 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
BrandWestern DigitalCrucial
Capacity4TB4 TB
$/GB$0.1918$0.0932
Price$767.03$372.84
RetailerNeweggAmazon
CategorySSDs & NVMe DrivesSSDs & NVMe Drives
Subcategoryssdssd

Price Across Retailers

WD Blue SATA 2.5' SA510 4TB Internal SSD

Newegg$0.1918//GB
$767.03Buy

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

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 Blue SATA 2.5' SA510 4TB Internal SSD at $0.1918//GB — that's roughly 51% 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 Blue SATA 2.5' SA510 4TB Internal SSD starts at $767.03 at Newegg.

However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD Blue SATA 2.5' SA510 4TB Internal SSD and 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 product page for detailed specifications and price history.

Frequently Asked Questions

Is WD Blue SATA 2.5' SA510 4TB Internal SSD or 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 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 Blue SATA 2.5' SA510 4TB Internal SSD at $0.1918//GB. That is approximately 51% better value per gigabyte.

What is the price per GB of WD Blue SATA 2.5' SA510 4TB Internal SSD?

The WD Blue SATA 2.5' SA510 4TB Internal SSD is currently priced at $0.1918/GB ($767.03 for 4TB) at Newegg.

Where can I buy 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 for the cheapest price?

The cheapest price 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, which works out to $0.0932/GB.

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