The WD - BLACK SN850X 8TB Internal SSD PCIe Gen 4 x4 NVMe costs $0.3000/GB while the SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black costs $0.0925/GB. SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black offers 69% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD - BLACK SN850X 8TB Internal SSD PCIe Gen 4 x4 NVMe vs SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black — Which Is Better Value?
WD - BLACK SN850X 8TB Internal SSD PCIe Gen 4 x4 NVMe
Specification Comparison
| Spec | WD - BLACK SN850X 8TB Internal SSD PCIe Gen 4 x4 NVMe | SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black |
|---|---|---|
| Brand | Western Digital | SanDisk |
| Capacity | 8 TB | 8 TB |
| $/GB | $0.3000 | $0.0925 |
| Price | $2399.99 | $739.99 |
| Retailer | Best Buy | Best Buy |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | nvme | ssd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black offers better value at $0.0925//GB compared to the WD - BLACK SN850X 8TB Internal SSD PCIe Gen 4 x4 NVMe at $0.3000//GB — that's roughly 69% less per gigabyte.
The best deal for the SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black is $739.99 at Best Buy, while the WD - BLACK SN850X 8TB Internal SSD PCIe Gen 4 x4 NVMe starts at $2399.99 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 WD - BLACK SN850X 8TB Internal SSD PCIe Gen 4 x4 NVMe and SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black product page for detailed specifications and price history.
Frequently Asked Questions
Is WD - BLACK SN850X 8TB Internal SSD PCIe Gen 4 x4 NVMe or SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black a better deal?
As of May 2026, SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black offers better value at $0.0925//GB compared to WD - BLACK SN850X 8TB Internal SSD PCIe Gen 4 x4 NVMe at $0.3000//GB. That is approximately 69% better value per gigabyte.
What is the price per GB of WD - BLACK SN850X 8TB Internal SSD PCIe Gen 4 x4 NVMe?
The WD - BLACK SN850X 8TB Internal SSD PCIe Gen 4 x4 NVMe is currently priced at $0.3000/GB ($2399.99 for 8 TB) at Best Buy.
Where can I buy SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black for the cheapest price?
The cheapest price for the SANDISK - 8TB Desk Drive USB Type-C Desktop External SSD - Black is $739.99 at Best Buy, which works out to $0.0925/GB.