The SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B costs $0.1176/GB while 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. 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 26% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B vs Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) — Which Is Better Value?
Specification Comparison
| Spec | SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B | Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) |
|---|---|---|
| Brand | SanDisk | Silicon Power |
| Capacity | 4TB | 4TB |
| $/GB | $0.1176 | $0.0874 |
| Price | $470.44 | $349.79 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B
Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE)
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 SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B at $0.1176//GB — that's roughly 26% 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 SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B starts at $470.44 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B and Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) product page for detailed specifications and price history.
Frequently Asked Questions
Is SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B or Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) 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 SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B at $0.1176//GB. That is approximately 26% better value per gigabyte.
What is the price per GB of SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B?
The SanDisk 4TB Extreme Portable SSD - Up to 1050MB/s - USB-C, USB 3.2 Gen 2 - External Solid State Drive - SDSSDE61-4T00-G25B is currently priced at $0.1176/GB ($470.44 for 4TB) at Newegg.
Where can I buy Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5' 7mm (0.28') SSD Internal Solid State Drive (SU004TBSS3A55S25NE) for the cheapest price?
The cheapest price 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, which works out to $0.0874/GB.