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 while the LaCie - Rugged 1TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver costs $0.1200/GB. Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ offers 73% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ vs LaCie - Rugged 1TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver — Which Is Better Value?
Specification Comparison
| Spec | Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ | LaCie - Rugged 1TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver |
|---|---|---|
| Brand | Western Digital | LaCie |
| Capacity | 4 TB | 1 TB |
| $/GB | $0.0324 | $0.1200 |
| Price | $129.77 | $119.99 |
| 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 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 LaCie - Rugged 1TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver at $0.1200//GB — that's roughly 73% 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 LaCie - Rugged 1TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver starts at $119.99 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 Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ and LaCie - Rugged 1TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver product page for detailed specifications and price history.
Frequently Asked Questions
Is Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ or LaCie - Rugged 1TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver 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 LaCie - Rugged 1TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver at $0.1200//GB. That is approximately 73% better value per gigabyte.
What is the price per GB of Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ?
The Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD43PURZ is currently priced at $0.0324/GB ($129.77 for 4 TB) at Amazon.
Where can I buy LaCie - Rugged 1TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver for the cheapest price?
The cheapest price for the LaCie - Rugged 1TB External USB-C, USB 3.1 Gen 1 Portable Hard Drive - Orange/Silver is $119.99 at Best Buy, which works out to $0.1200/GB.