The Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) costs $0.0874/GB while the Kingston IronKey Vault Privacy 80 3840GB External SSD IKVP80ES/3840G costs $0.3385/GB. Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) offers 74% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) vs Kingston IronKey Vault Privacy 80 3840GB External SSD IKVP80ES/3840G — Which Is Better Value?
Specification Comparison
| Spec | Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) | Kingston IronKey Vault Privacy 80 3840GB External SSD IKVP80ES/3840G |
|---|---|---|
| Brand | Silicon Power | Kingston |
| Capacity | 4TB | 3.8TB |
| $/GB | $0.0874 | $0.3385 |
| Price | $349.79 | $1299.99 |
| 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 Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) offers better value at $0.0874//GB compared to the Kingston IronKey Vault Privacy 80 3840GB External SSD IKVP80ES/3840G at $0.3385//GB — that's roughly 74% less per gigabyte.
The best deal for the Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) is $349.79 at Newegg, while the Kingston IronKey Vault Privacy 80 3840GB External SSD IKVP80ES/3840G starts at $1299.99 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 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) and Kingston IronKey Vault Privacy 80 3840GB External SSD IKVP80ES/3840G product page for detailed specifications and price history.
Frequently Asked Questions
Is Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) or Kingston IronKey Vault Privacy 80 3840GB External SSD IKVP80ES/3840G a better deal?
As of June 2026, Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) offers better value at $0.0874//GB compared to Kingston IronKey Vault Privacy 80 3840GB External SSD IKVP80ES/3840G at $0.3385//GB. That is approximately 74% better value per gigabyte.
What is the price per GB of Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE)?
The Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) is currently priced at $0.0874/GB ($349.79 for 4TB) at Newegg.
Where can I buy Kingston IronKey Vault Privacy 80 3840GB External SSD IKVP80ES/3840G for the cheapest price?
The cheapest price for the Kingston IronKey Vault Privacy 80 3840GB External SSD IKVP80ES/3840G is $1299.99 at Newegg, which works out to $0.3385/GB.