The DATO 4TB External SSD, USB 3.2 Gen 2x2 Type-C Portable SSD, Up to 1600/1500 MB/s, OTG Supported, Waterproof, Rugged costs $0.1265/GB while the SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) costs $0.0825/GB. SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) offers 35% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
DATO 4TB External SSD, USB 3.2 Gen 2x2 Type-C Portable SSD, Up to 1600/1500 MB/s, OTG Supported, Waterproof, Rugged vs SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) — Which Is Better Value?
Specification Comparison
| Spec | DATO 4TB External SSD, USB 3.2 Gen 2x2 Type-C Portable SSD, Up to 1600/1500 MB/s, OTG Supported, Waterproof, Rugged | SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) |
|---|---|---|
| Brand | DATO | SP Silicon Power |
| Capacity | 4TB | 4 TB |
| $/GB | $0.1265 | $0.0825 |
| Price | $505.99 | $329.97 |
| Retailer | Newegg | Amazon |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
DATO 4TB External SSD, USB 3.2 Gen 2x2 Type-C Portable SSD, Up to 1600/1500 MB/s, OTG Supported, Waterproof, Rugged
SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25)
Which Should You Buy?
Based on current pricing data, the SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) offers better value at $0.0825//GB compared to the DATO 4TB External SSD, USB 3.2 Gen 2x2 Type-C Portable SSD, Up to 1600/1500 MB/s, OTG Supported, Waterproof, Rugged at $0.1265//GB — that's roughly 35% less per gigabyte.
The best deal for the SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) is $329.97 at Amazon, while the DATO 4TB External SSD, USB 3.2 Gen 2x2 Type-C Portable SSD, Up to 1600/1500 MB/s, OTG Supported, Waterproof, Rugged starts at $505.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each DATO 4TB External SSD, USB 3.2 Gen 2x2 Type-C Portable SSD, Up to 1600/1500 MB/s, OTG Supported, Waterproof, Rugged and SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) product page for detailed specifications and price history.
Frequently Asked Questions
Is DATO 4TB External SSD, USB 3.2 Gen 2x2 Type-C Portable SSD, Up to 1600/1500 MB/s, OTG Supported, Waterproof, Rugged or SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) a better deal?
As of June 2026, SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) offers better value at $0.0825//GB compared to DATO 4TB External SSD, USB 3.2 Gen 2x2 Type-C Portable SSD, Up to 1600/1500 MB/s, OTG Supported, Waterproof, Rugged at $0.1265//GB. That is approximately 35% better value per gigabyte.
What is the price per GB of DATO 4TB External SSD, USB 3.2 Gen 2x2 Type-C Portable SSD, Up to 1600/1500 MB/s, OTG Supported, Waterproof, Rugged?
The DATO 4TB External SSD, USB 3.2 Gen 2x2 Type-C Portable SSD, Up to 1600/1500 MB/s, OTG Supported, Waterproof, Rugged is currently priced at $0.1265/GB ($505.99 for 4TB) at Newegg.
Where can I buy SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) for the cheapest price?
The cheapest price for the SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25) is $329.97 at Amazon, which works out to $0.0825/GB.