The WD - Purple 4TB Surveillance Internal Hard Drive costs $0.0262/GB while the Netac 256GB Extreme Portable SSD External Solid State Drives Up to 2000MB/s Read 1700MB/s Write Speed, USB 3.2 Gen.2 Business Travel Essential Supports Win to Go Dust-Resistant, ZX20L costs $0.0987/GB. WD - Purple 4TB Surveillance Internal Hard Drive offers 73% better value per gigabyte as of April 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD - Purple 4TB Surveillance Internal Hard Drive vs Netac 256GB Extreme Portable SSD External Solid State Drives Up to 2000MB/s Read 1700MB/s Write Speed, USB 3.2 Gen.2 Business Travel Essential Supports Win to Go Dust-Resistant, ZX20L — Which Is Better Value?
WD - Purple 4TB Surveillance Internal Hard Drive
Specification Comparison
| Spec | WD - Purple 4TB Surveillance Internal Hard Drive | Netac 256GB Extreme Portable SSD External Solid State Drives Up to 2000MB/s Read 1700MB/s Write Speed, USB 3.2 Gen.2 Business Travel Essential Supports Win to Go Dust-Resistant, ZX20L |
|---|---|---|
| Brand | Western Digital | Netac |
| Capacity | 4 TB | 256 GB |
| $/GB | $0.0262 | $0.0987 |
| Price | $104.99 | $25.26 |
| Retailer | Best Buy | Amazon |
| Category | Hard Drives & SSDs | Hard Drives & SSDs |
| Subcategory | hdd | ssd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the WD - Purple 4TB Surveillance Internal Hard Drive offers better value at $0.0262//GB compared to the Netac 256GB Extreme Portable SSD External Solid State Drives Up to 2000MB/s Read 1700MB/s Write Speed, USB 3.2 Gen.2 Business Travel Essential Supports Win to Go Dust-Resistant, ZX20L at $0.0987//GB — that's roughly 73% less per gigabyte.
The best deal for the WD - Purple 4TB Surveillance Internal Hard Drive is $104.99 at Best Buy, while the Netac 256GB Extreme Portable SSD External Solid State Drives Up to 2000MB/s Read 1700MB/s Write Speed, USB 3.2 Gen.2 Business Travel Essential Supports Win to Go Dust-Resistant, ZX20L starts at $25.26 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD - Purple 4TB Surveillance Internal Hard Drive and Netac 256GB Extreme Portable SSD External Solid State Drives Up to 2000MB/s Read 1700MB/s Write Speed, USB 3.2 Gen.2 Business Travel Essential Supports Win to Go Dust-Resistant, ZX20L product page for detailed specifications and price history.
Frequently Asked Questions
Is WD - Purple 4TB Surveillance Internal Hard Drive or Netac 256GB Extreme Portable SSD External Solid State Drives Up to 2000MB/s Read 1700MB/s Write Speed, USB 3.2 Gen.2 Business Travel Essential Supports Win to Go Dust-Resistant, ZX20L a better deal?
As of April 2026, WD - Purple 4TB Surveillance Internal Hard Drive offers better value at $0.0262//GB compared to Netac 256GB Extreme Portable SSD External Solid State Drives Up to 2000MB/s Read 1700MB/s Write Speed, USB 3.2 Gen.2 Business Travel Essential Supports Win to Go Dust-Resistant, ZX20L at $0.0987//GB. That is approximately 73% better value per gigabyte.
What is the price per GB of WD - Purple 4TB Surveillance Internal Hard Drive?
The WD - Purple 4TB Surveillance Internal Hard Drive is currently priced at $0.0262/GB ($104.99 for 4 TB) at Best Buy.
Where can I buy Netac 256GB Extreme Portable SSD External Solid State Drives Up to 2000MB/s Read 1700MB/s Write Speed, USB 3.2 Gen.2 Business Travel Essential Supports Win to Go Dust-Resistant, ZX20L for the cheapest price?
The cheapest price for the Netac 256GB Extreme Portable SSD External Solid State Drives Up to 2000MB/s Read 1700MB/s Write Speed, USB 3.2 Gen.2 Business Travel Essential Supports Win to Go Dust-Resistant, ZX20L is $25.26 at Amazon, which works out to $0.0987/GB.