The SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black costs $0.1050/GB while the Seagate Nytro 5550H XP6400LE70005 6.4TB 2.5 inch PCIe Gen4 x4 NVMe SSD costs $0.1913/GB. SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black offers 45% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black vs Seagate Nytro 5550H XP6400LE70005 6.4TB 2.5 inch PCIe Gen4 x4 NVMe SSD — Which Is Better Value?
Specification Comparison
| Spec | SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black | Seagate Nytro 5550H XP6400LE70005 6.4TB 2.5 inch PCIe Gen4 x4 NVMe SSD |
|---|---|---|
| Brand | SanDisk | Seagate |
| Capacity | 8 TB | 6.4TB |
| $/GB | $0.1050 | $0.1913 |
| Price | $839.99 | $1224.44 |
| Retailer | Best Buy | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | nvme |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black offers better value at $0.1050//GB compared to the Seagate Nytro 5550H XP6400LE70005 6.4TB 2.5 inch PCIe Gen4 x4 NVMe SSD at $0.1913//GB — that's roughly 45% less per gigabyte.
The best deal for the SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black is $839.99 at Best Buy, while the Seagate Nytro 5550H XP6400LE70005 6.4TB 2.5 inch PCIe Gen4 x4 NVMe SSD starts at $1224.44 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black and Seagate Nytro 5550H XP6400LE70005 6.4TB 2.5 inch PCIe Gen4 x4 NVMe SSD product page for detailed specifications and price history.
Frequently Asked Questions
Is SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black or Seagate Nytro 5550H XP6400LE70005 6.4TB 2.5 inch PCIe Gen4 x4 NVMe SSD a better deal?
As of June 2026, SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black offers better value at $0.1050//GB compared to Seagate Nytro 5550H XP6400LE70005 6.4TB 2.5 inch PCIe Gen4 x4 NVMe SSD at $0.1913//GB. That is approximately 45% better value per gigabyte.
What is the price per GB of SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black?
The SANDISK - Extreme Portable 8TB External USB-C NVMe SSD - Black is currently priced at $0.1050/GB ($839.99 for 8 TB) at Best Buy.
Where can I buy Seagate Nytro 5550H XP6400LE70005 6.4TB 2.5 inch PCIe Gen4 x4 NVMe SSD for the cheapest price?
The cheapest price for the Seagate Nytro 5550H XP6400LE70005 6.4TB 2.5 inch PCIe Gen4 x4 NVMe SSD is $1224.44 at Newegg, which works out to $0.1913/GB.