The Crucial - X6 SE 1TB External USB-C/USB-A Portable SSD - Black costs $0.1000/GB while the Silicon Power 256GB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" Internal Solid State Drive SU256GBSS3A55S25AH costs $0.2304/GB. Crucial - X6 SE 1TB External USB-C/USB-A Portable SSD - Black offers 57% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Crucial - X6 SE 1TB External USB-C/USB-A Portable SSD - Black vs Silicon Power 256GB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" Internal Solid State Drive SU256GBSS3A55S25AH — Which Is Better Value?
Specification Comparison
| Spec | Crucial - X6 SE 1TB External USB-C/USB-A Portable SSD - Black | Silicon Power 256GB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" Internal Solid State Drive SU256GBSS3A55S25AH |
|---|---|---|
| Brand | Crucial | SP Silicon Power |
| Capacity | 1 TB | 256 GB |
| $/GB | $0.1000 | $0.2304 |
| Price | $99.99 | $58.97 |
| Retailer | Best Buy | Amazon |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the Crucial - X6 SE 1TB External USB-C/USB-A Portable SSD - Black offers better value at $0.1000//GB compared to the Silicon Power 256GB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" Internal Solid State Drive SU256GBSS3A55S25AH at $0.2304//GB — that's roughly 57% less per gigabyte.
The best deal for the Crucial - X6 SE 1TB External USB-C/USB-A Portable SSD - Black is $99.99 at Best Buy, while the Silicon Power 256GB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" Internal Solid State Drive SU256GBSS3A55S25AH starts at $58.97 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Crucial - X6 SE 1TB External USB-C/USB-A Portable SSD - Black and Silicon Power 256GB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" Internal Solid State Drive SU256GBSS3A55S25AH product page for detailed specifications and price history.
Frequently Asked Questions
Is Crucial - X6 SE 1TB External USB-C/USB-A Portable SSD - Black or Silicon Power 256GB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" Internal Solid State Drive SU256GBSS3A55S25AH a better deal?
As of May 2026, Crucial - X6 SE 1TB External USB-C/USB-A Portable SSD - Black offers better value at $0.1000//GB compared to Silicon Power 256GB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" Internal Solid State Drive SU256GBSS3A55S25AH at $0.2304//GB. That is approximately 57% better value per gigabyte.
What is the price per GB of Crucial - X6 SE 1TB External USB-C/USB-A Portable SSD - Black?
The Crucial - X6 SE 1TB External USB-C/USB-A Portable SSD - Black is currently priced at $0.1000/GB ($99.99 for 1 TB) at Best Buy.
Where can I buy Silicon Power 256GB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" Internal Solid State Drive SU256GBSS3A55S25AH for the cheapest price?
The cheapest price for the Silicon Power 256GB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" Internal Solid State Drive SU256GBSS3A55S25AH is $58.97 at Amazon, which works out to $0.2304/GB.