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 while the Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX costs $0.0325/GB. Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX offers 96% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
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... vs Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX — Which Is Better Value?
Specification Comparison
| Spec | 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... | Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX |
|---|---|---|
| Brand | SanDisk | Western Digital |
| Capacity | 512GB | 4 TB |
| $/GB | $0.7910 | $0.0325 |
| Price | $404.99 | $129.99 |
| Retailer | Newegg | Amazon |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
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...
Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX
Which Should You Buy?
Based on current pricing data, the Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX offers better value at $0.0325//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 96% less per gigabyte.
The best deal for the Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX is $129.99 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 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... and Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX product page for detailed specifications and price history.
Frequently Asked Questions
Is 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... or Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX a better deal?
As of May 2026, Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX offers better value at $0.0325//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 96% better value per gigabyte.
What is the price per GB of 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...?
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 currently priced at $0.7910/GB ($404.99 for 512GB) at Newegg.
Where can I buy Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX for the cheapest price?
The cheapest price for the Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 128 MB Cache, 3.5" - WD40EZZX is $129.99 at Amazon, which works out to $0.0325/GB.