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 Emtec X150 Power Plus 120GB 2.5' SATA III Internal SSD - ECSSD120GX150 costs $0.1916/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 56% 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 Emtec X150 Power Plus 120GB 2.5' SATA III Internal SSD - ECSSD120GX150 — 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... | Emtec X150 Power Plus 120GB 2.5' SATA III Internal SSD - ECSSD120GX150 |
|---|---|---|
| Brand | KingSpec | Emtec |
| Capacity | 512GB | 120GB |
| $/GB | $0.0840 | $0.1916 |
| Price | $42.99 | $22.99 |
| 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 Emtec X150 Power Plus 120GB 2.5' SATA III Internal SSD - ECSSD120GX150 at $0.1916//GB — that's roughly 56% 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 Emtec X150 Power Plus 120GB 2.5' SATA III Internal SSD - ECSSD120GX150 starts at $22.99 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 Emtec X150 Power Plus 120GB 2.5' SATA III Internal SSD - ECSSD120GX150 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 Emtec X150 Power Plus 120GB 2.5' SATA III Internal SSD - ECSSD120GX150 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 Emtec X150 Power Plus 120GB 2.5' SATA III Internal SSD - ECSSD120GX150 at $0.1916//GB. That is approximately 56% 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 Emtec X150 Power Plus 120GB 2.5' SATA III Internal SSD - ECSSD120GX150 for the cheapest price?
The cheapest price for the Emtec X150 Power Plus 120GB 2.5' SATA III Internal SSD - ECSSD120GX150 is $22.99 at Newegg, which works out to $0.1916/GB.