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 while the fanxiang 500GB NVMe SSD PCIe Gen4 M.2 SSD, Up to 4700 MB/s, Internal Gaming SSD for PS5, 3D NAND SLC Cache Solid State Drive Upgrade Storage for PC/Laptops S690Q costs $0.1920/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 48% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
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 vs fanxiang 500GB NVMe SSD PCIe Gen4 M.2 SSD, Up to 4700 MB/s, Internal Gaming SSD for PS5, 3D NAND SLC Cache Solid State Drive Upgrade Storage for PC/Laptops S690Q — Which Is Better Value?
Specification Comparison
| Spec | 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 | fanxiang 500GB NVMe SSD PCIe Gen4 M.2 SSD, Up to 4700 MB/s, Internal Gaming SSD for PS5, 3D NAND SLC Cache Solid State Drive Upgrade Storage for PC/Laptops S690Q |
|---|---|---|
| Brand | KingSpec | fanxiang |
| Capacity | 512 GB | 500 GB |
| $/GB | $0.0996 | $0.1920 |
| Price | $50.99 | $95.99 |
| Retailer | Amazon | Amazon |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | nvme |
Price Across Retailers
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
fanxiang 500GB NVMe SSD PCIe Gen4 M.2 SSD, Up to 4700 MB/s, Internal Gaming SSD for PS5, 3D NAND SLC Cache Solid State Drive Upgrade Storage for PC/Laptops S690Q
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 fanxiang 500GB NVMe SSD PCIe Gen4 M.2 SSD, Up to 4700 MB/s, Internal Gaming SSD for PS5, 3D NAND SLC Cache Solid State Drive Upgrade Storage for PC/Laptops S690Q at $0.1920//GB — that's roughly 48% 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 fanxiang 500GB NVMe SSD PCIe Gen4 M.2 SSD, Up to 4700 MB/s, Internal Gaming SSD for PS5, 3D NAND SLC Cache Solid State Drive Upgrade Storage for PC/Laptops S690Q starts at $95.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each 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 and fanxiang 500GB NVMe SSD PCIe Gen4 M.2 SSD, Up to 4700 MB/s, Internal Gaming SSD for PS5, 3D NAND SLC Cache Solid State Drive Upgrade Storage for PC/Laptops S690Q product page for detailed specifications and price history.
Frequently Asked Questions
Is 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 or fanxiang 500GB NVMe SSD PCIe Gen4 M.2 SSD, Up to 4700 MB/s, Internal Gaming SSD for PS5, 3D NAND SLC Cache Solid State Drive Upgrade Storage for PC/Laptops S690Q 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 fanxiang 500GB NVMe SSD PCIe Gen4 M.2 SSD, Up to 4700 MB/s, Internal Gaming SSD for PS5, 3D NAND SLC Cache Solid State Drive Upgrade Storage for PC/Laptops S690Q at $0.1920//GB. That is approximately 48% better value per gigabyte.
What is the price per GB of 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?
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 currently priced at $0.0996/GB ($50.99 for 512 GB) at Amazon.
Where can I buy fanxiang 500GB NVMe SSD PCIe Gen4 M.2 SSD, Up to 4700 MB/s, Internal Gaming SSD for PS5, 3D NAND SLC Cache Solid State Drive Upgrade Storage for PC/Laptops S690Q for the cheapest price?
The cheapest price for the fanxiang 500GB NVMe SSD PCIe Gen4 M.2 SSD, Up to 4700 MB/s, Internal Gaming SSD for PS5, 3D NAND SLC Cache Solid State Drive Upgrade Storage for PC/Laptops S690Q is $95.99 at Amazon, which works out to $0.1920/GB.