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 512GB CFexpress Type-B Memory Card, 1700MB/s Read, 1400MB/s Write Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II... costs $0.7910/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 95% 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 512GB CFexpress Type-B Memory Card, 1700MB/s Read, 1400MB/s Write Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II... — Which Is Better Value?
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 512GB CFexpress Type-B Memory Card, 1700MB/s Read, 1400MB/s Write Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II... |
|---|---|---|
| Brand | Seagate | SanDisk |
| Capacity | 4 TB | 512GB |
| $/GB | $0.0423 | $0.7910 |
| Price | $169.37 | $404.99 |
| Retailer | Amazon | Newegg |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
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 512GB CFexpress Type-B Memory Card, 1700MB/s Read, 1400MB/s Write Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II...
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 512GB CFexpress Type-B Memory Card, 1700MB/s Read, 1400MB/s Write Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II... at $0.7910//GB — that's roughly 95% 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 512GB CFexpress Type-B Memory Card, 1700MB/s Read, 1400MB/s Write Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II... starts at $404.99 at Newegg.
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 512GB CFexpress Type-B Memory Card, 1700MB/s Read, 1400MB/s Write Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II... 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 512GB CFexpress Type-B Memory Card, 1700MB/s Read, 1400MB/s Write Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II... 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 512GB CFexpress Type-B Memory Card, 1700MB/s Read, 1400MB/s Write Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II... at $0.7910//GB. That is approximately 95% 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 512GB CFexpress Type-B Memory Card, 1700MB/s Read, 1400MB/s Write Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II... for the cheapest price?
The cheapest price for the SanDisk Extreme PRO 512GB CFexpress Type-B Memory Card, 1700MB/s Read, 1400MB/s Write Green Extreme USB-C 3.2 Gen 2 CFexpress Type-B and SD UHS-II... is $404.99 at Newegg, which works out to $0.7910/GB.