The Silicon Power Slim S55 2.5' 120GB SATA III TLC Internal Solid State Drive (SSD) SP120GBSS3S55S25 costs $0.4499/GB while the KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... costs $0.1074/GB. KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... offers 76% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Silicon Power Slim S55 2.5' 120GB SATA III TLC Internal Solid State Drive (SSD) SP120GBSS3S55S25 vs KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... — Which Is Better Value?
Specification Comparison
| Spec | Silicon Power Slim S55 2.5' 120GB SATA III TLC Internal Solid State Drive (SSD) SP120GBSS3S55S25 | KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... |
|---|---|---|
| Brand | Silicon Power | KingSpec |
| Capacity | 120GB | 512GB |
| $/GB | $0.4499 | $0.1074 |
| Price | $53.99 | $54.99 |
| 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 MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... offers better value at $0.1074//GB compared to the Silicon Power Slim S55 2.5' 120GB SATA III TLC Internal Solid State Drive (SSD) SP120GBSS3S55S25 at $0.4499//GB — that's roughly 76% less per gigabyte.
The best deal for the KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... is $54.99 at Newegg, while the Silicon Power Slim S55 2.5' 120GB SATA III TLC Internal Solid State Drive (SSD) SP120GBSS3S55S25 starts at $53.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Silicon Power Slim S55 2.5' 120GB SATA III TLC Internal Solid State Drive (SSD) SP120GBSS3S55S25 and KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... product page for detailed specifications and price history.
Frequently Asked Questions
Is Silicon Power Slim S55 2.5' 120GB SATA III TLC Internal Solid State Drive (SSD) SP120GBSS3S55S25 or KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... a better deal?
As of June 2026, KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... offers better value at $0.1074//GB compared to Silicon Power Slim S55 2.5' 120GB SATA III TLC Internal Solid State Drive (SSD) SP120GBSS3S55S25 at $0.4499//GB. That is approximately 76% better value per gigabyte.
What is the price per GB of Silicon Power Slim S55 2.5' 120GB SATA III TLC Internal Solid State Drive (SSD) SP120GBSS3S55S25?
The Silicon Power Slim S55 2.5' 120GB SATA III TLC Internal Solid State Drive (SSD) SP120GBSS3S55S25 is currently priced at $0.4499/GB ($53.99 for 120GB) at Newegg.
Where can I buy KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... for the cheapest price?
The cheapest price for the KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... is $54.99 at Newegg, which works out to $0.1074/GB.