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 while the Silicon Power 512GB A55 M.2 SSD SATA III Internal Solid State Drive 2280 SU512GBSS3A55M28AC costs $0.1754/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 52% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
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... vs Silicon Power 512GB A55 M.2 SSD SATA III Internal Solid State Drive 2280 SU512GBSS3A55M28AC — Which Is Better Value?
Specification Comparison
| Spec | 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... | Silicon Power 512GB A55 M.2 SSD SATA III Internal Solid State Drive 2280 SU512GBSS3A55M28AC |
|---|---|---|
| Brand | KingSpec | Silicon Power |
| Capacity | 512GB | 512GB |
| $/GB | $0.0840 | $0.1754 |
| Price | $42.99 | $89.79 |
| 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 Silicon Power 512GB A55 M.2 SSD SATA III Internal Solid State Drive 2280 SU512GBSS3A55M28AC at $0.1754//GB — that's roughly 52% 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 Silicon Power 512GB A55 M.2 SSD SATA III Internal Solid State Drive 2280 SU512GBSS3A55M28AC starts at $89.79 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each 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... and Silicon Power 512GB A55 M.2 SSD SATA III Internal Solid State Drive 2280 SU512GBSS3A55M28AC product page for detailed specifications and price history.
Frequently Asked Questions
Is 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... or Silicon Power 512GB A55 M.2 SSD SATA III Internal Solid State Drive 2280 SU512GBSS3A55M28AC 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 Silicon Power 512GB A55 M.2 SSD SATA III Internal Solid State Drive 2280 SU512GBSS3A55M28AC at $0.1754//GB. That is approximately 52% better value per gigabyte.
What is the price per GB of 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...?
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 currently priced at $0.0840/GB ($42.99 for 512GB) at Newegg.
Where can I buy Silicon Power 512GB A55 M.2 SSD SATA III Internal Solid State Drive 2280 SU512GBSS3A55M28AC for the cheapest price?
The cheapest price for the Silicon Power 512GB A55 M.2 SSD SATA III Internal Solid State Drive 2280 SU512GBSS3A55M28AC is $89.79 at Newegg, which works out to $0.1754/GB.