The SSK Portable SSD 4TB External Solid State Drives, up to 1050MB/s USB C SSD External Hard Drive USB 3.2 Gen2 for iPhone 15/Pro, Windows, Mac, Android Phones and Tablets costs $0.1050/GB while the WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops costs $0.2875/GB. SSK Portable SSD 4TB External Solid State Drives, up to 1050MB/s USB C SSD External Hard Drive USB 3.2 Gen2 for iPhone 15/Pro, Windows, Mac, Android Phones and Tablets offers 63% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

SSK Portable SSD 4TB External Solid State Drives, up to 1050MB/s USB C SSD External Hard Drive USB 3.2 Gen2 for iPhone 15/Pro, Windows, Mac, Android Phones and Tablets vs WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops — Which Is Better Value?

Specification Comparison

SpecSSK Portable SSD 4TB External Solid State Drives, up to 1050MB/s USB C SSD External Hard Drive USB 3.2 Gen2 for iPhone 15/Pro, Windows, Mac, Android Phones and TabletsWD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops
BrandSSKWestern Digital
Capacity4 TB4 TB
$/GB$0.1050$0.2875
Price$419.99$1149.99
RetailerAmazonBest Buy
CategorySSDs & NVMe DrivesSSDs & NVMe Drives
Subcategoryssdnvme

Price Across Retailers

SSK Portable SSD 4TB External Solid State Drives, up to 1050MB/s USB C SSD External Hard Drive USB 3.2 Gen2 for iPhone 15/Pro, Windows, Mac, Android Phones and Tablets

Amazon$0.1050//GB
$419.99Buy

WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops

Best Buy$0.2875//GB
$1149.99Buy

Which Should You Buy?

Based on current pricing data, the SSK Portable SSD 4TB External Solid State Drives, up to 1050MB/s USB C SSD External Hard Drive USB 3.2 Gen2 for iPhone 15/Pro, Windows, Mac, Android Phones and Tablets offers better value at $0.1050//GB compared to the WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops at $0.2875//GB — that's roughly 63% less per gigabyte.

The best deal for the SSK Portable SSD 4TB External Solid State Drives, up to 1050MB/s USB C SSD External Hard Drive USB 3.2 Gen2 for iPhone 15/Pro, Windows, Mac, Android Phones and Tablets is $419.99 at Amazon, while the WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops starts at $1149.99 at Best Buy.

However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SSK Portable SSD 4TB External Solid State Drives, up to 1050MB/s USB C SSD External Hard Drive USB 3.2 Gen2 for iPhone 15/Pro, Windows, Mac, Android Phones and Tablets and WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops product page for detailed specifications and price history.

Frequently Asked Questions

Is SSK Portable SSD 4TB External Solid State Drives, up to 1050MB/s USB C SSD External Hard Drive USB 3.2 Gen2 for iPhone 15/Pro, Windows, Mac, Android Phones and Tablets or WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops a better deal?

As of May 2026, SSK Portable SSD 4TB External Solid State Drives, up to 1050MB/s USB C SSD External Hard Drive USB 3.2 Gen2 for iPhone 15/Pro, Windows, Mac, Android Phones and Tablets offers better value at $0.1050//GB compared to WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops at $0.2875//GB. That is approximately 63% better value per gigabyte.

What is the price per GB of SSK Portable SSD 4TB External Solid State Drives, up to 1050MB/s USB C SSD External Hard Drive USB 3.2 Gen2 for iPhone 15/Pro, Windows, Mac, Android Phones and Tablets?

The SSK Portable SSD 4TB External Solid State Drives, up to 1050MB/s USB C SSD External Hard Drive USB 3.2 Gen2 for iPhone 15/Pro, Windows, Mac, Android Phones and Tablets is currently priced at $0.1050/GB ($419.99 for 4 TB) at Amazon.

Where can I buy WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops for the cheapest price?

The cheapest price for the WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops is $1149.99 at Best Buy, which works out to $0.2875/GB.

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