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 $0.0775/GB while the SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed costs $0.2500/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 69% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
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... vs SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed — Which Is Better Value?
Specification Comparison
| Spec | 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... | SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed |
|---|---|---|
| Brand | KingSpec | SanDisk |
| Capacity | 4TB | 4TB |
| $/GB | $0.0775 | $0.2500 |
| Price | $309.99 | $999.99 |
| Retailer | Newegg | 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 $0.0775//GB compared to the SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed at $0.2500//GB — that's roughly 69% 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 $309.99 at Newegg, while the SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed starts at $999.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each 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... and SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed product page for detailed specifications and price history.
Frequently Asked Questions
Is 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... or SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed a better deal?
As of June 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 $0.0775//GB compared to SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed at $0.2500//GB. That is approximately 69% better value per gigabyte.
What is the price per GB of 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...?
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 currently priced at $0.0775/GB ($309.99 for 4TB) at Newegg.
Where can I buy SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed for the cheapest price?
The cheapest price for the SanDisk Extreme PRO with USB4, 4TB, 40Gbps, up to 3800 MB/s read speed and up to 3700MB/s write speed is $999.99 at Newegg, which works out to $0.2500/GB.