The KingSpec MemoStone 256GB 2-in-1 USB 3.2 Portable SSD - High-Speed 490 MB/s Read, Type-C Thumb Drive for Android and USB-C Computers costs $0.0859/GB while the SANDISK - Ultra Dual Drive Go 512GB USB Type-A/USB Type-C Flash Drive - Black costs $0.1660/GB. KingSpec MemoStone 256GB 2-in-1 USB 3.2 Portable SSD - High-Speed 490 MB/s Read, Type-C Thumb Drive for Android and USB-C Computers offers 48% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Note: These products are in different categories (SSDs & NVMe Drives vs USB Flash Drives). The comparison still works but keep the category difference in mind.
KingSpec MemoStone 256GB 2-in-1 USB 3.2 Portable SSD - High-Speed 490 MB/s Read, Type-C Thumb Drive for Android and USB-C Computers vs SANDISK - Ultra Dual Drive Go 512GB USB Type-A/USB Type-C Flash Drive - Black — Which Is Better Value?
Specification Comparison
| Spec | KingSpec MemoStone 256GB 2-in-1 USB 3.2 Portable SSD - High-Speed 490 MB/s Read, Type-C Thumb Drive for Android and USB-C Computers | SANDISK - Ultra Dual Drive Go 512GB USB Type-A/USB Type-C Flash Drive - Black |
|---|---|---|
| Brand | KingSpec | SanDisk |
| Capacity | 256GB | 512 GB |
| $/GB | $0.0859 | $0.1660 |
| Price | $21.99 | $84.99 |
| Retailer | Newegg | Best Buy |
| Category | SSDs & NVMe Drives | USB Flash Drives |
| Subcategory | ssd | usb-c |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the KingSpec MemoStone 256GB 2-in-1 USB 3.2 Portable SSD - High-Speed 490 MB/s Read, Type-C Thumb Drive for Android and USB-C Computers offers better value at $0.0859//GB compared to the SANDISK - Ultra Dual Drive Go 512GB USB Type-A/USB Type-C Flash Drive - Black at $0.1660//GB — that's roughly 48% less per gigabyte.
The best deal for the KingSpec MemoStone 256GB 2-in-1 USB 3.2 Portable SSD - High-Speed 490 MB/s Read, Type-C Thumb Drive for Android and USB-C Computers is $21.99 at Newegg, while the SANDISK - Ultra Dual Drive Go 512GB USB Type-A/USB Type-C Flash Drive - Black starts at $84.99 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 KingSpec MemoStone 256GB 2-in-1 USB 3.2 Portable SSD - High-Speed 490 MB/s Read, Type-C Thumb Drive for Android and USB-C Computers and SANDISK - Ultra Dual Drive Go 512GB USB Type-A/USB Type-C Flash Drive - Black product page for detailed specifications and price history.
Frequently Asked Questions
Is KingSpec MemoStone 256GB 2-in-1 USB 3.2 Portable SSD - High-Speed 490 MB/s Read, Type-C Thumb Drive for Android and USB-C Computers or SANDISK - Ultra Dual Drive Go 512GB USB Type-A/USB Type-C Flash Drive - Black a better deal?
As of June 2026, KingSpec MemoStone 256GB 2-in-1 USB 3.2 Portable SSD - High-Speed 490 MB/s Read, Type-C Thumb Drive for Android and USB-C Computers offers better value at $0.0859//GB compared to SANDISK - Ultra Dual Drive Go 512GB USB Type-A/USB Type-C Flash Drive - Black at $0.1660//GB. That is approximately 48% better value per gigabyte.
What is the price per GB of KingSpec MemoStone 256GB 2-in-1 USB 3.2 Portable SSD - High-Speed 490 MB/s Read, Type-C Thumb Drive for Android and USB-C Computers?
The KingSpec MemoStone 256GB 2-in-1 USB 3.2 Portable SSD - High-Speed 490 MB/s Read, Type-C Thumb Drive for Android and USB-C Computers is currently priced at $0.0859/GB ($21.99 for 256GB) at Newegg.
Where can I buy SANDISK - Ultra Dual Drive Go 512GB USB Type-A/USB Type-C Flash Drive - Black for the cheapest price?
The cheapest price for the SANDISK - Ultra Dual Drive Go 512GB USB Type-A/USB Type-C Flash Drive - Black is $84.99 at Best Buy, which works out to $0.1660/GB.