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 $0.0844/GB while the SABRENT Rocket XTRM Plus 4TB Thunderbolt 3 Portable SSD - High-Speed External Storage, Rugged Aluminum, USB-C Compatible, 2700MB/s, Bus-Powered,... costs $0.1625/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 48% better value per gigabyte as of July 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 SABRENT Rocket XTRM Plus 4TB Thunderbolt 3 Portable SSD - High-Speed External Storage, Rugged Aluminum, USB-C Compatible, 2700MB/s, Bus-Powered,... — 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) | SABRENT Rocket XTRM Plus 4TB Thunderbolt 3 Portable SSD - High-Speed External Storage, Rugged Aluminum, USB-C Compatible, 2700MB/s, Bus-Powered,... |
|---|---|---|
| Brand | Silicon Power | Sabrent |
| Capacity | 4TB | 4TB |
| $/GB | $0.0844 | $0.1625 |
| Price | $337.79 | $649.99 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE)
SABRENT Rocket XTRM Plus 4TB Thunderbolt 3 Portable SSD - High-Speed External Storage, Rugged Aluminum, USB-C Compatible, 2700MB/s, Bus-Powered,...
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 $0.0844//GB compared to the SABRENT Rocket XTRM Plus 4TB Thunderbolt 3 Portable SSD - High-Speed External Storage, Rugged Aluminum, USB-C Compatible, 2700MB/s, Bus-Powered,... at $0.1625//GB — that's roughly 48% 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 $337.79 at Newegg, while the SABRENT Rocket XTRM Plus 4TB Thunderbolt 3 Portable SSD - High-Speed External Storage, Rugged Aluminum, USB-C Compatible, 2700MB/s, Bus-Powered,... starts at $649.99 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 SABRENT Rocket XTRM Plus 4TB Thunderbolt 3 Portable SSD - High-Speed External Storage, Rugged Aluminum, USB-C Compatible, 2700MB/s, Bus-Powered,... 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 SABRENT Rocket XTRM Plus 4TB Thunderbolt 3 Portable SSD - High-Speed External Storage, Rugged Aluminum, USB-C Compatible, 2700MB/s, Bus-Powered,... a better deal?
As of July 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 $0.0844//GB compared to SABRENT Rocket XTRM Plus 4TB Thunderbolt 3 Portable SSD - High-Speed External Storage, Rugged Aluminum, USB-C Compatible, 2700MB/s, Bus-Powered,... at $0.1625//GB. That is approximately 48% 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 $0.0844/GB ($337.79 for 4TB) at Newegg.
Where can I buy SABRENT Rocket XTRM Plus 4TB Thunderbolt 3 Portable SSD - High-Speed External Storage, Rugged Aluminum, USB-C Compatible, 2700MB/s, Bus-Powered,... for the cheapest price?
The cheapest price for the SABRENT Rocket XTRM Plus 4TB Thunderbolt 3 Portable SSD - High-Speed External Storage, Rugged Aluminum, USB-C Compatible, 2700MB/s, Bus-Powered,... is $649.99 at Newegg, which works out to $0.1625/GB.