The UnionSine 1TB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black) costs $0.0687/GB while the ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives costs $0.0324/GB. ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives offers 53% better value per gigabyte as of April 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
UnionSine 1TB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black) vs ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives — Which Is Better Value?
Specification Comparison
| Spec | UnionSine 1TB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black) | ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives |
|---|---|---|
| Brand | UnionSine | ST4000NM0035 |
| Capacity | 1 TB | 4TB |
| $/GB | $0.0687 | $0.0324 |
| Price | $68.71 | $129.60 |
| Retailer | Amazon | Newegg |
| Category | Hard Drives & SSDs | Hard Drives & SSDs |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives offers better value at $0.0324//GB compared to the UnionSine 1TB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black) at $0.0687//GB — that's roughly 53% less per gigabyte.
The best deal for the ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives is $129.60 at Newegg, while the UnionSine 1TB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black) starts at $68.71 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each UnionSine 1TB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black) and ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives product page for detailed specifications and price history.
Frequently Asked Questions
Is UnionSine 1TB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black) or ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives a better deal?
As of April 2026, ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives offers better value at $0.0324//GB compared to UnionSine 1TB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black) at $0.0687//GB. That is approximately 53% better value per gigabyte.
What is the price per GB of UnionSine 1TB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black)?
The UnionSine 1TB Ultra Slim Portable External Hard Drive HDD-USB 3.0 for PC, Mac, Laptop, PS4, Xbox one, Xbox 360-(Black) is currently priced at $0.0687/GB ($68.71 for 1 TB) at Amazon.
Where can I buy ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives for the cheapest price?
The cheapest price for the ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives is $129.60 at Newegg, which works out to $0.0324/GB.