The Silicon Power Slim S55 2.5' 120GB SATA III TLC Internal Solid State Drive (SSD) SP120GBSS3S55S25 costs $0.4499/GB while the Bestoss 2TB SATA SSD - 2.5 Inch Internal Hard Drive, 6Gb/s, Up to 550MB/s costs $0.0909/GB. Bestoss 2TB SATA SSD - 2.5 Inch Internal Hard Drive, 6Gb/s, Up to 550MB/s offers 80% better value per gigabyte as of July 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 Bestoss 2TB SATA SSD - 2.5 Inch Internal Hard Drive, 6Gb/s, Up to 550MB/s — Which Is Better Value?
Specification Comparison
| Spec | Silicon Power Slim S55 2.5' 120GB SATA III TLC Internal Solid State Drive (SSD) SP120GBSS3S55S25 | Bestoss 2TB SATA SSD - 2.5 Inch Internal Hard Drive, 6Gb/s, Up to 550MB/s |
|---|---|---|
| Brand | Silicon Power | Bestoss |
| Capacity | 120GB | 2 TB |
| $/GB | $0.4499 | $0.0909 |
| Price | $53.99 | $181.89 |
| Retailer | Newegg | Amazon |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the Bestoss 2TB SATA SSD - 2.5 Inch Internal Hard Drive, 6Gb/s, Up to 550MB/s offers better value at $0.0909//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 80% less per gigabyte.
The best deal for the Bestoss 2TB SATA SSD - 2.5 Inch Internal Hard Drive, 6Gb/s, Up to 550MB/s is $181.89 at Amazon, 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 Bestoss 2TB SATA SSD - 2.5 Inch Internal Hard Drive, 6Gb/s, Up to 550MB/s 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 Bestoss 2TB SATA SSD - 2.5 Inch Internal Hard Drive, 6Gb/s, Up to 550MB/s a better deal?
As of July 2026, Bestoss 2TB SATA SSD - 2.5 Inch Internal Hard Drive, 6Gb/s, Up to 550MB/s offers better value at $0.0909//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 80% 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 Bestoss 2TB SATA SSD - 2.5 Inch Internal Hard Drive, 6Gb/s, Up to 550MB/s for the cheapest price?
The cheapest price for the Bestoss 2TB SATA SSD - 2.5 Inch Internal Hard Drive, 6Gb/s, Up to 550MB/s is $181.89 at Amazon, which works out to $0.0909/GB.