The WD Purple WD102PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive costs $0.0577/GB while the UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage costs $0.0340/GB. UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage offers 41% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD Purple WD102PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive vs UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage — Which Is Better Value?
Specification Comparison
| Spec | WD Purple WD102PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive | UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage |
|---|---|---|
| Brand | Western Digital | UnionSine |
| Capacity | 10TB | 10 TB |
| $/GB | $0.0577 | $0.0340 |
| Price | $576.67 | $339.99 |
| Retailer | Newegg | Amazon |
| 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 WD Purple WD102PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive at $0.0577//GB — that's roughly 41% 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 WD Purple WD102PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive starts at $576.67 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD Purple WD102PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive and UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage product page for detailed specifications and price history.
Frequently Asked Questions
Is WD Purple WD102PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive or UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage 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 WD Purple WD102PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive at $0.0577//GB. That is approximately 41% better value per gigabyte.
What is the price per GB of WD Purple WD102PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive?
The WD Purple WD102PURZ 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive is currently priced at $0.0577/GB ($576.67 for 10TB) at Newegg.
Where can I buy UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage for the cheapest price?
The cheapest price for the UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage is $339.99 at Amazon, which works out to $0.0340/GB.