The CORSAIR - EX400U USB4 2TB External Portable SSD - Gray costs $0.1650/GB while the Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) costs $0.1150/GB. Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) offers 30% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
CORSAIR - EX400U USB4 2TB External Portable SSD - Gray vs Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) — Which Is Better Value?
Specification Comparison
| Spec | CORSAIR - EX400U USB4 2TB External Portable SSD - Gray | Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) |
|---|---|---|
| Brand | Corsair | SP Silicon Power |
| Capacity | 2 TB | 2 TB |
| $/GB | $0.1650 | $0.1150 |
| Price | $329.99 | $229.97 |
| 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 Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) offers better value at $0.1150//GB compared to the CORSAIR - EX400U USB4 2TB External Portable SSD - Gray at $0.1650//GB — that's roughly 30% less per gigabyte.
The best deal for the Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) is $229.97 at Amazon, while the CORSAIR - EX400U USB4 2TB External Portable SSD - Gray starts at $329.99 at Best Buy.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each CORSAIR - EX400U USB4 2TB External Portable SSD - Gray and Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) product page for detailed specifications and price history.
Frequently Asked Questions
Is CORSAIR - EX400U USB4 2TB External Portable SSD - Gray or Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) a better deal?
As of May 2026, Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) offers better value at $0.1150//GB compared to CORSAIR - EX400U USB4 2TB External Portable SSD - Gray at $0.1650//GB. That is approximately 30% better value per gigabyte.
What is the price per GB of CORSAIR - EX400U USB4 2TB External Portable SSD - Gray?
The CORSAIR - EX400U USB4 2TB External Portable SSD - Gray is currently priced at $0.1650/GB ($329.99 for 2 TB) at Best Buy.
Where can I buy Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) for the cheapest price?
The cheapest price for the Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) is $229.97 at Amazon, which works out to $0.1150/GB.