The WD My Passport SSD 512GB USB 3.1 External Solid State Drive costs $0.5739/GB while the KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... costs $0.0840/GB. KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... offers 85% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD My Passport SSD 512GB USB 3.1 External Solid State Drive vs KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... — Which Is Better Value?
WD My Passport SSD 512GB USB 3.1 External Solid State Drive
Specification Comparison
| Spec | WD My Passport SSD 512GB USB 3.1 External Solid State Drive | KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... |
|---|---|---|
| Brand | Western Digital | KingSpec |
| Capacity | 512GB | 512GB |
| $/GB | $0.5739 | $0.0840 |
| Price | $293.84 | $42.99 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... offers better value at $0.0840//GB compared to the WD My Passport SSD 512GB USB 3.1 External Solid State Drive at $0.5739//GB — that's roughly 85% less per gigabyte.
The best deal for the KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... is $42.99 at Newegg, while the WD My Passport SSD 512GB USB 3.1 External Solid State Drive starts at $293.84 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD My Passport SSD 512GB USB 3.1 External Solid State Drive and KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... product page for detailed specifications and price history.
Frequently Asked Questions
Is WD My Passport SSD 512GB USB 3.1 External Solid State Drive or KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... a better deal?
As of June 2026, KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... offers better value at $0.0840//GB compared to WD My Passport SSD 512GB USB 3.1 External Solid State Drive at $0.5739//GB. That is approximately 85% better value per gigabyte.
What is the price per GB of WD My Passport SSD 512GB USB 3.1 External Solid State Drive?
The WD My Passport SSD 512GB USB 3.1 External Solid State Drive is currently priced at $0.5739/GB ($293.84 for 512GB) at Newegg.
Where can I buy KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... for the cheapest price?
The cheapest price for the KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... is $42.99 at Newegg, which works out to $0.0840/GB.