The Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 costs $0.0270/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. Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 offers 73% better value per gigabyte as of April 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 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?

Specification Comparison

SpecSeagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004Netac 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
BrandSeagateNetac
Capacity4 TB256 GB
$/GB$0.0270$0.0987
Price$108.04$25.26
RetailerAmazonAmazon
CategoryHard Drives & SSDsHard Drives & SSDs
Subcategoryhddssd

Price Across Retailers

Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004

Amazon$0.0270//GB
$108.04Buy

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

Amazon$0.0987//GB
$25.26Buy

Which Should You Buy?

Based on current pricing data, the Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 offers better value at $0.0270//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 Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 is $108.04 at Amazon, 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 Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 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 Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 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, Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 offers better value at $0.0270//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 Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004?

The Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 is currently priced at $0.0270/GB ($108.04 for 4 TB) at Amazon.

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.

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