The SANDISK - Extreme Pro Portable 4TB External USB-C NVMe SSD - Black costs $0.1650/GB while the KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop costs $0.0825/GB. KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop offers 50% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SANDISK - Extreme Pro Portable 4TB External USB-C NVMe SSD - Black vs KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop — Which Is Better Value?
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Specification Comparison
| Spec | SANDISK - Extreme Pro Portable 4TB External USB-C NVMe SSD - Black | KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop |
|---|---|---|
| Brand | SanDisk | KingSpec |
| Capacity | 4 TB | 4TB |
| $/GB | $0.1650 | $0.0825 |
| Price | $659.99 | $329.99 |
| Retailer | Best Buy | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop offers better value at $0.0825//GB compared to the SANDISK - Extreme Pro Portable 4TB External USB-C NVMe SSD - Black at $0.1650//GB — that's roughly 50% less per gigabyte.
The best deal for the KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop is $329.99 at Newegg, while the SANDISK - Extreme Pro Portable 4TB External USB-C NVMe SSD - Black starts at $659.99 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 SANDISK - Extreme Pro Portable 4TB External USB-C NVMe SSD - Black and KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop product page for detailed specifications and price history.
Frequently Asked Questions
Is SANDISK - Extreme Pro Portable 4TB External USB-C NVMe SSD - Black or KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop a better deal?
As of August 2026, KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop offers better value at $0.0825//GB compared to SANDISK - Extreme Pro Portable 4TB External USB-C NVMe SSD - Black at $0.1650//GB. That is approximately 50% better value per gigabyte.
What is the price per GB of SANDISK - Extreme Pro Portable 4TB External USB-C NVMe SSD - Black?
The SANDISK - Extreme Pro Portable 4TB External USB-C NVMe SSD - Black is currently priced at $0.1650/GB ($659.99 for 4 TB) at Best Buy.
Where can I buy KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop for the cheapest price?
The cheapest price for the KingSpec P3 SSD 4TB Internal 2.5' Solid State Drive 2.5 Inch SATA III 3D NAND Flash Data Storage, Speed up to 520MB/s, laptop PC Desktop is $329.99 at Newegg, which works out to $0.0825/GB.