The Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006) costs $0.0423/GB while the SANDISK - Extreme PRO 128GB SD UHS-II V90 Card costs $2.0312/GB. Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006) offers 98% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006) vs SANDISK - Extreme PRO 128GB SD UHS-II V90 Card — Which Is Better Value?
SANDISK - Extreme PRO 128GB SD UHS-II V90 Card
Specification Comparison
| Spec | Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006) | SANDISK - Extreme PRO 128GB SD UHS-II V90 Card |
|---|---|---|
| Brand | Seagate | SanDisk |
| Capacity | 4 TB | 128 GB |
| $/GB | $0.0423 | $2.0312 |
| Price | $169.37 | $259.99 |
| Retailer | Amazon | Best Buy |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | micro-sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006) offers better value at $0.0423//GB compared to the SANDISK - Extreme PRO 128GB SD UHS-II V90 Card at $2.0312//GB — that's roughly 98% less per gigabyte.
The best deal for the Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006) is $169.37 at Amazon, while the SANDISK - Extreme PRO 128GB SD UHS-II V90 Card starts at $259.99 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 Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006) and SANDISK - Extreme PRO 128GB SD UHS-II V90 Card product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006) or SANDISK - Extreme PRO 128GB SD UHS-II V90 Card a better deal?
As of May 2026, Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006) offers better value at $0.0423//GB compared to SANDISK - Extreme PRO 128GB SD UHS-II V90 Card at $2.0312//GB. That is approximately 98% better value per gigabyte.
What is the price per GB of Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006)?
The Seagate IronWolf 4TB NAS Internal Hard Drive CMR 3.5 Inch SATA 6Gb/s 5400 RPM 64MB Cache for RAID Network Attached Storage Rescue Services (ST4000VNZ06/006) is currently priced at $0.0423/GB ($169.37 for 4 TB) at Amazon.
Where can I buy SANDISK - Extreme PRO 128GB SD UHS-II V90 Card for the cheapest price?
The cheapest price for the SANDISK - Extreme PRO 128GB SD UHS-II V90 Card is $259.99 at Best Buy, which works out to $2.0312/GB.