The HGST HTS543232A7A384 Travelstar Z5K320 HTS543232A7A384 320 GB Hard Drive - 2.5' Internal - SATA (SATA/300) costs $0.0938/GB while the Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ costs $0.0324/GB. Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ offers 65% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
HGST HTS543232A7A384 Travelstar Z5K320 HTS543232A7A384 320 GB Hard Drive - 2.5' Internal - SATA (SATA/300) vs Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ — Which Is Better Value?
Specification Comparison
| Spec | HGST HTS543232A7A384 Travelstar Z5K320 HTS543232A7A384 320 GB Hard Drive - 2.5' Internal - SATA (SATA/300) | Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ |
|---|---|---|
| Brand | HGST | Western Digital |
| Capacity | 320GB | 4 TB |
| $/GB | $0.0938 | $0.0324 |
| Price | $30.00 | $129.77 |
| 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 Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ offers better value at $0.0324//GB compared to the HGST HTS543232A7A384 Travelstar Z5K320 HTS543232A7A384 320 GB Hard Drive - 2.5' Internal - SATA (SATA/300) at $0.0938//GB — that's roughly 65% less per gigabyte.
The best deal for the Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ is $129.77 at Amazon, while the HGST HTS543232A7A384 Travelstar Z5K320 HTS543232A7A384 320 GB Hard Drive - 2.5' Internal - SATA (SATA/300) starts at $30.00 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each HGST HTS543232A7A384 Travelstar Z5K320 HTS543232A7A384 320 GB Hard Drive - 2.5' Internal - SATA (SATA/300) and Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ product page for detailed specifications and price history.
Frequently Asked Questions
Is HGST HTS543232A7A384 Travelstar Z5K320 HTS543232A7A384 320 GB Hard Drive - 2.5' Internal - SATA (SATA/300) or Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ a better deal?
As of May 2026, Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ offers better value at $0.0324//GB compared to HGST HTS543232A7A384 Travelstar Z5K320 HTS543232A7A384 320 GB Hard Drive - 2.5' Internal - SATA (SATA/300) at $0.0938//GB. That is approximately 65% better value per gigabyte.
What is the price per GB of HGST HTS543232A7A384 Travelstar Z5K320 HTS543232A7A384 320 GB Hard Drive - 2.5' Internal - SATA (SATA/300)?
The HGST HTS543232A7A384 Travelstar Z5K320 HTS543232A7A384 320 GB Hard Drive - 2.5' Internal - SATA (SATA/300) is currently priced at $0.0938/GB ($30.00 for 320GB) at Newegg.
Where can I buy Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ for the cheapest price?
The cheapest price for the Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ is $129.77 at Amazon, which works out to $0.0324/GB.