The Silicon Power 2TB UD90 NVMe 4.0 Gen4 PCIe M.2 SSD R/W up to 5,000/4,800 MB/s (SP02KGBP44UD9005) costs $0.1365/GB while the KingSpec Z5 Portable SSD With RGB 2TB - Up to 2100 MB/s - USB 3.2 Gen 2 - Type-c, 20Gbps, External Solid State Drive, for Photographers, Content... costs $0.0865/GB. KingSpec Z5 Portable SSD With RGB 2TB - Up to 2100 MB/s - USB 3.2 Gen 2 - Type-c, 20Gbps, External Solid State Drive, for Photographers, Content... offers 37% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Silicon Power 2TB UD90 NVMe 4.0 Gen4 PCIe M.2 SSD R/W up to 5,000/4,800 MB/s (SP02KGBP44UD9005) vs KingSpec Z5 Portable SSD With RGB 2TB - Up to 2100 MB/s - USB 3.2 Gen 2 - Type-c, 20Gbps, External Solid State Drive, for Photographers, Content... — Which Is Better Value?
Specification Comparison
| Spec | Silicon Power 2TB UD90 NVMe 4.0 Gen4 PCIe M.2 SSD R/W up to 5,000/4,800 MB/s (SP02KGBP44UD9005) | KingSpec Z5 Portable SSD With RGB 2TB - Up to 2100 MB/s - USB 3.2 Gen 2 - Type-c, 20Gbps, External Solid State Drive, for Photographers, Content... |
|---|---|---|
| Brand | SP Silicon Power | KingSpec |
| Capacity | 2 TB | 2TB |
| $/GB | $0.1365 | $0.0865 |
| Price | $272.97 | $172.99 |
| Retailer | Amazon | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | nvme | ssd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the KingSpec Z5 Portable SSD With RGB 2TB - Up to 2100 MB/s - USB 3.2 Gen 2 - Type-c, 20Gbps, External Solid State Drive, for Photographers, Content... offers better value at $0.0865//GB compared to the Silicon Power 2TB UD90 NVMe 4.0 Gen4 PCIe M.2 SSD R/W up to 5,000/4,800 MB/s (SP02KGBP44UD9005) at $0.1365//GB — that's roughly 37% less per gigabyte.
The best deal for the KingSpec Z5 Portable SSD With RGB 2TB - Up to 2100 MB/s - USB 3.2 Gen 2 - Type-c, 20Gbps, External Solid State Drive, for Photographers, Content... is $172.99 at Newegg, while the Silicon Power 2TB UD90 NVMe 4.0 Gen4 PCIe M.2 SSD R/W up to 5,000/4,800 MB/s (SP02KGBP44UD9005) starts at $272.97 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Silicon Power 2TB UD90 NVMe 4.0 Gen4 PCIe M.2 SSD R/W up to 5,000/4,800 MB/s (SP02KGBP44UD9005) and KingSpec Z5 Portable SSD With RGB 2TB - Up to 2100 MB/s - USB 3.2 Gen 2 - Type-c, 20Gbps, External Solid State Drive, for Photographers, Content... product page for detailed specifications and price history.
Frequently Asked Questions
Is Silicon Power 2TB UD90 NVMe 4.0 Gen4 PCIe M.2 SSD R/W up to 5,000/4,800 MB/s (SP02KGBP44UD9005) or KingSpec Z5 Portable SSD With RGB 2TB - Up to 2100 MB/s - USB 3.2 Gen 2 - Type-c, 20Gbps, External Solid State Drive, for Photographers, Content... a better deal?
As of June 2026, KingSpec Z5 Portable SSD With RGB 2TB - Up to 2100 MB/s - USB 3.2 Gen 2 - Type-c, 20Gbps, External Solid State Drive, for Photographers, Content... offers better value at $0.0865//GB compared to Silicon Power 2TB UD90 NVMe 4.0 Gen4 PCIe M.2 SSD R/W up to 5,000/4,800 MB/s (SP02KGBP44UD9005) at $0.1365//GB. That is approximately 37% better value per gigabyte.
What is the price per GB of Silicon Power 2TB UD90 NVMe 4.0 Gen4 PCIe M.2 SSD R/W up to 5,000/4,800 MB/s (SP02KGBP44UD9005)?
The Silicon Power 2TB UD90 NVMe 4.0 Gen4 PCIe M.2 SSD R/W up to 5,000/4,800 MB/s (SP02KGBP44UD9005) is currently priced at $0.1365/GB ($272.97 for 2 TB) at Amazon.
Where can I buy KingSpec Z5 Portable SSD With RGB 2TB - Up to 2100 MB/s - USB 3.2 Gen 2 - Type-c, 20Gbps, External Solid State Drive, for Photographers, Content... for the cheapest price?
The cheapest price for the KingSpec Z5 Portable SSD With RGB 2TB - Up to 2100 MB/s - USB 3.2 Gen 2 - Type-c, 20Gbps, External Solid State Drive, for Photographers, Content... is $172.99 at Newegg, which works out to $0.0865/GB.