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 SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed costs $0.2500/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 63% 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 SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed — 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 - CT4000X9SSD902SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed
BrandCrucialSanDisk
Capacity4 TB4TB
$/GB$0.0932$0.2500
Price$372.84$999.99
RetailerAmazonNewegg
CategorySSDs & NVMe DrivesSSDs & NVMe Drives
Subcategoryssdssd

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

SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed

Newegg$0.2500//GB
$999.99Buy

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 SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed at $0.2500//GB — that's roughly 63% 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 SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed starts at $999.99 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 SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed 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 SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed 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 SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed at $0.2500//GB. That is approximately 63% 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 SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed for the cheapest price?

The cheapest price for the SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed is $999.99 at Newegg, which works out to $0.2500/GB.

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