The SecureData SecureDrive BT 500GB SSD FIPS 140-2 Level 3 Validated 256-Bit Hardware Encrypted External Portable USB 3.0 - Secure Wireless Unlock via... costs $0.5475/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.
SecureData SecureDrive BT 500GB SSD FIPS 140-2 Level 3 Validated 256-Bit Hardware Encrypted External Portable USB 3.0 - Secure Wireless Unlock via... 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?
Specification Comparison
| Spec | SecureData SecureDrive BT 500GB SSD FIPS 140-2 Level 3 Validated 256-Bit Hardware Encrypted External Portable USB 3.0 - Secure Wireless Unlock via... | 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 | SecureData | KingSpec |
| Capacity | 500GB | 512GB |
| $/GB | $0.5475 | $0.0840 |
| Price | $273.75 | $42.99 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
SecureData SecureDrive BT 500GB SSD FIPS 140-2 Level 3 Validated 256-Bit Hardware Encrypted External Portable USB 3.0 - Secure Wireless Unlock via...
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 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 SecureData SecureDrive BT 500GB SSD FIPS 140-2 Level 3 Validated 256-Bit Hardware Encrypted External Portable USB 3.0 - Secure Wireless Unlock via... at $0.5475//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 SecureData SecureDrive BT 500GB SSD FIPS 140-2 Level 3 Validated 256-Bit Hardware Encrypted External Portable USB 3.0 - Secure Wireless Unlock via... starts at $273.75 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SecureData SecureDrive BT 500GB SSD FIPS 140-2 Level 3 Validated 256-Bit Hardware Encrypted External Portable USB 3.0 - Secure Wireless Unlock via... 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 SecureData SecureDrive BT 500GB SSD FIPS 140-2 Level 3 Validated 256-Bit Hardware Encrypted External Portable USB 3.0 - Secure Wireless Unlock via... 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 SecureData SecureDrive BT 500GB SSD FIPS 140-2 Level 3 Validated 256-Bit Hardware Encrypted External Portable USB 3.0 - Secure Wireless Unlock via... at $0.5475//GB. That is approximately 85% better value per gigabyte.
What is the price per GB of SecureData SecureDrive BT 500GB SSD FIPS 140-2 Level 3 Validated 256-Bit Hardware Encrypted External Portable USB 3.0 - Secure Wireless Unlock via...?
The SecureData SecureDrive BT 500GB SSD FIPS 140-2 Level 3 Validated 256-Bit Hardware Encrypted External Portable USB 3.0 - Secure Wireless Unlock via... is currently priced at $0.5475/GB ($273.75 for 500GB) 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.