The SANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - Green costs $0.1679/GB while the KingSpec MemoStone 512GB External SSD, USB 3.2 Gen2 Dual Type A/C Interface - Up to 540MB/s, Portable Solid State Drive Perfectly Compatible with Smartphones/Laptops/Tablets/Desktops costs $0.0996/GB. KingSpec MemoStone 512GB External SSD, USB 3.2 Gen2 Dual Type A/C Interface - Up to 540MB/s, Portable Solid State Drive Perfectly Compatible with Smartphones/Laptops/Tablets/Desktops offers 41% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - Green vs KingSpec MemoStone 512GB External SSD, USB 3.2 Gen2 Dual Type A/C Interface - Up to 540MB/s, Portable Solid State Drive Perfectly Compatible with Smartphones/Laptops/Tablets/Desktops — Which Is Better Value?
Specification Comparison
| Spec | SANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - Green | KingSpec MemoStone 512GB External SSD, USB 3.2 Gen2 Dual Type A/C Interface - Up to 540MB/s, Portable Solid State Drive Perfectly Compatible with Smartphones/Laptops/Tablets/Desktops |
|---|---|---|
| Brand | SanDisk | KingSpec |
| Capacity | 256 GB | 512 GB |
| $/GB | $0.1679 | $0.0996 |
| Price | $42.99 | $50.99 |
| Retailer | Best Buy | Amazon |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
SANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - Green
KingSpec MemoStone 512GB External SSD, USB 3.2 Gen2 Dual Type A/C Interface - Up to 540MB/s, Portable Solid State Drive Perfectly Compatible with Smartphones/Laptops/Tablets/Desktops
Which Should You Buy?
Based on current pricing data, the KingSpec MemoStone 512GB External SSD, USB 3.2 Gen2 Dual Type A/C Interface - Up to 540MB/s, Portable Solid State Drive Perfectly Compatible with Smartphones/Laptops/Tablets/Desktops offers better value at $0.0996//GB compared to the SANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - Green at $0.1679//GB — that's roughly 41% less per gigabyte.
The best deal for the KingSpec MemoStone 512GB External SSD, USB 3.2 Gen2 Dual Type A/C Interface - Up to 540MB/s, Portable Solid State Drive Perfectly Compatible with Smartphones/Laptops/Tablets/Desktops is $50.99 at Amazon, while the SANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - Green starts at $42.99 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 SANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - Green and KingSpec MemoStone 512GB External SSD, USB 3.2 Gen2 Dual Type A/C Interface - Up to 540MB/s, Portable Solid State Drive Perfectly Compatible with Smartphones/Laptops/Tablets/Desktops product page for detailed specifications and price history.
Frequently Asked Questions
Is SANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - Green or KingSpec MemoStone 512GB External SSD, USB 3.2 Gen2 Dual Type A/C Interface - Up to 540MB/s, Portable Solid State Drive Perfectly Compatible with Smartphones/Laptops/Tablets/Desktops a better deal?
As of May 2026, KingSpec MemoStone 512GB External SSD, USB 3.2 Gen2 Dual Type A/C Interface - Up to 540MB/s, Portable Solid State Drive Perfectly Compatible with Smartphones/Laptops/Tablets/Desktops offers better value at $0.0996//GB compared to SANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - Green at $0.1679//GB. That is approximately 41% better value per gigabyte.
What is the price per GB of SANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - Green?
The SANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - Green is currently priced at $0.1679/GB ($42.99 for 256 GB) at Best Buy.
Where can I buy KingSpec MemoStone 512GB External SSD, USB 3.2 Gen2 Dual Type A/C Interface - Up to 540MB/s, Portable Solid State Drive Perfectly Compatible with Smartphones/Laptops/Tablets/Desktops for the cheapest price?
The cheapest price for the KingSpec MemoStone 512GB External SSD, USB 3.2 Gen2 Dual Type A/C Interface - Up to 540MB/s, Portable Solid State Drive Perfectly Compatible with Smartphones/Laptops/Tablets/Desktops is $50.99 at Amazon, which works out to $0.0996/GB.