The UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage costs $0.0340/GB while the Seagate - Expansion Desktop 8TB HDD - Black costs $0.0350/GB. UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage offers 3% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage vs Seagate - Expansion Desktop 8TB HDD - Black — Which Is Better Value?
Seagate - Expansion Desktop 8TB HDD - Black
Specification Comparison
| Spec | UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage | Seagate - Expansion Desktop 8TB HDD - Black |
|---|---|---|
| Brand | UnionSine | Seagate |
| Capacity | 10 TB | 8 TB |
| $/GB | $0.0340 | $0.0350 |
| Price | $339.99 | $279.99 |
| Retailer | Amazon | Best Buy |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage offers better value at $0.0340//GB compared to the Seagate - Expansion Desktop 8TB HDD - Black at $0.0350//GB — that's roughly 3% less per gigabyte.
The best deal for the UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage is $339.99 at Amazon, while the Seagate - Expansion Desktop 8TB HDD - Black starts at $279.99 at Best Buy.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage and Seagate - Expansion Desktop 8TB HDD - Black product page for detailed specifications and price history.
Frequently Asked Questions
Is UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage or Seagate - Expansion Desktop 8TB HDD - Black a better deal?
As of July 2026, UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage offers better value at $0.0340//GB compared to Seagate - Expansion Desktop 8TB HDD - Black at $0.0350//GB. That is approximately 3% better value per gigabyte.
What is the price per GB of UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage?
The UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage is currently priced at $0.0340/GB ($339.99 for 10 TB) at Amazon.
Where can I buy Seagate - Expansion Desktop 8TB HDD - Black for the cheapest price?
The cheapest price for the Seagate - Expansion Desktop 8TB HDD - Black is $279.99 at Best Buy, which works out to $0.0350/GB.