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 WD Blue SN5100 500GB NVMe SSD - M.2 2280, PCIe Gen 4.0, Internal Solid State Drive - Read Speeds Up to 6,600MB/s, Upgrade Storage for PC/Laptops - WDS500G5B0E costs $0.2600/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 62% better value per gigabyte as of April 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 WD Blue SN5100 500GB NVMe SSD - M.2 2280, PCIe Gen 4.0, Internal Solid State Drive - Read Speeds Up to 6,600MB/s, Upgrade Storage for PC/Laptops - WDS500G5B0E — 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 | WD Blue SN5100 500GB NVMe SSD - M.2 2280, PCIe Gen 4.0, Internal Solid State Drive - Read Speeds Up to 6,600MB/s, Upgrade Storage for PC/Laptops - WDS500G5B0E |
|---|---|---|
| Brand | KingSpec | SanDisk |
| Capacity | 512 GB | 500 GB |
| $/GB | $0.0996 | $0.2600 |
| Price | $50.99 | $129.99 |
| 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
WD Blue SN5100 500GB NVMe SSD - M.2 2280, PCIe Gen 4.0, Internal Solid State Drive - Read Speeds Up to 6,600MB/s, Upgrade Storage for PC/Laptops - WDS500G5B0E
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 WD Blue SN5100 500GB NVMe SSD - M.2 2280, PCIe Gen 4.0, Internal Solid State Drive - Read Speeds Up to 6,600MB/s, Upgrade Storage for PC/Laptops - WDS500G5B0E at $0.2600//GB — that's roughly 62% 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 WD Blue SN5100 500GB NVMe SSD - M.2 2280, PCIe Gen 4.0, Internal Solid State Drive - Read Speeds Up to 6,600MB/s, Upgrade Storage for PC/Laptops - WDS500G5B0E starts at $129.99 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 WD Blue SN5100 500GB NVMe SSD - M.2 2280, PCIe Gen 4.0, Internal Solid State Drive - Read Speeds Up to 6,600MB/s, Upgrade Storage for PC/Laptops - WDS500G5B0E 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 WD Blue SN5100 500GB NVMe SSD - M.2 2280, PCIe Gen 4.0, Internal Solid State Drive - Read Speeds Up to 6,600MB/s, Upgrade Storage for PC/Laptops - WDS500G5B0E a better deal?
As of April 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 WD Blue SN5100 500GB NVMe SSD - M.2 2280, PCIe Gen 4.0, Internal Solid State Drive - Read Speeds Up to 6,600MB/s, Upgrade Storage for PC/Laptops - WDS500G5B0E at $0.2600//GB. That is approximately 62% 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 WD Blue SN5100 500GB NVMe SSD - M.2 2280, PCIe Gen 4.0, Internal Solid State Drive - Read Speeds Up to 6,600MB/s, Upgrade Storage for PC/Laptops - WDS500G5B0E for the cheapest price?
The cheapest price for the WD Blue SN5100 500GB NVMe SSD - M.2 2280, PCIe Gen 4.0, Internal Solid State Drive - Read Speeds Up to 6,600MB/s, Upgrade Storage for PC/Laptops - WDS500G5B0E is $129.99 at Amazon, which works out to $0.2600/GB.