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

SpecSANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - GreenKingSpec 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
BrandSanDiskKingSpec
Capacity256 GB512 GB
$/GB$0.1679$0.0996
Price$42.99$50.99
RetailerBest BuyAmazon
CategorySSDs & NVMe DrivesSSDs & NVMe Drives
Subcategoryssdssd

Price Across Retailers

SANDISK - Ultra Eco 256GB USB 3.2 Gen 1 Type-A Flash Drive - Green

Best Buy$0.1679//GB
$42.99Buy

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

Amazon$0.0996//GB
$50.99Buy

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.

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