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 Western Digital 500GB WD Green SN3000 NVMe Internal SSD - Solid State Drive - Gen4 PCIe, M.2 2280, Up to 5,000 MB/s - WDS500G4G0E costs $0.2206/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 55% 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 Western Digital 500GB WD Green SN3000 NVMe Internal SSD - Solid State Drive - Gen4 PCIe, M.2 2280, Up to 5,000 MB/s - WDS500G4G0E — 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 | Western Digital 500GB WD Green SN3000 NVMe Internal SSD - Solid State Drive - Gen4 PCIe, M.2 2280, Up to 5,000 MB/s - WDS500G4G0E |
|---|---|---|
| Brand | KingSpec | Western Digital |
| Capacity | 512 GB | 500 GB |
| $/GB | $0.0996 | $0.2206 |
| Price | $50.99 | $110.29 |
| 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
Western Digital 500GB WD Green SN3000 NVMe Internal SSD - Solid State Drive - Gen4 PCIe, M.2 2280, Up to 5,000 MB/s - WDS500G4G0E
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 Western Digital 500GB WD Green SN3000 NVMe Internal SSD - Solid State Drive - Gen4 PCIe, M.2 2280, Up to 5,000 MB/s - WDS500G4G0E at $0.2206//GB — that's roughly 55% 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 Western Digital 500GB WD Green SN3000 NVMe Internal SSD - Solid State Drive - Gen4 PCIe, M.2 2280, Up to 5,000 MB/s - WDS500G4G0E starts at $110.29 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 Western Digital 500GB WD Green SN3000 NVMe Internal SSD - Solid State Drive - Gen4 PCIe, M.2 2280, Up to 5,000 MB/s - WDS500G4G0E 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 Western Digital 500GB WD Green SN3000 NVMe Internal SSD - Solid State Drive - Gen4 PCIe, M.2 2280, Up to 5,000 MB/s - WDS500G4G0E 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 Western Digital 500GB WD Green SN3000 NVMe Internal SSD - Solid State Drive - Gen4 PCIe, M.2 2280, Up to 5,000 MB/s - WDS500G4G0E at $0.2206//GB. That is approximately 55% 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 Western Digital 500GB WD Green SN3000 NVMe Internal SSD - Solid State Drive - Gen4 PCIe, M.2 2280, Up to 5,000 MB/s - WDS500G4G0E for the cheapest price?
The cheapest price for the Western Digital 500GB WD Green SN3000 NVMe Internal SSD - Solid State Drive - Gen4 PCIe, M.2 2280, Up to 5,000 MB/s - WDS500G4G0E is $110.29 at Amazon, which works out to $0.2206/GB.