The KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive costs $0.1160/GB while the SANDISK 256GB Extreme PRO Dual Drive - Up to 1,000MB/s, USB Type-C, and USB Type-A, High-Performance Flash Drive - SDDDE1-256G-G46 costs $0.3007/GB. KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive offers 61% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Note: These products are in different categories (SSDs & NVMe Drives vs USB Flash Drives). The comparison still works but keep the category difference in mind.
KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive vs SANDISK 256GB Extreme PRO Dual Drive - Up to 1,000MB/s, USB Type-C, and USB Type-A, High-Performance Flash Drive - SDDDE1-256G-G46 — Which Is Better Value?
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Specification Comparison
| Spec | KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive | SANDISK 256GB Extreme PRO Dual Drive - Up to 1,000MB/s, USB Type-C, and USB Type-A, High-Performance Flash Drive - SDDDE1-256G-G46 |
|---|---|---|
| Brand | KingSpec | SanDisk |
| Capacity | 1TB | 256GB |
| $/GB | $0.1160 | $0.3007 |
| Price | $115.99 | $76.99 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | USB Flash Drives |
| Subcategory | ssd | usb-c |
Price Across Retailers
KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive
SANDISK 256GB Extreme PRO Dual Drive - Up to 1,000MB/s, USB Type-C, and USB Type-A, High-Performance Flash Drive - SDDDE1-256G-G46
Which Should You Buy?
Based on current pricing data, the KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive offers better value at $0.1160//GB compared to the SANDISK 256GB Extreme PRO Dual Drive - Up to 1,000MB/s, USB Type-C, and USB Type-A, High-Performance Flash Drive - SDDDE1-256G-G46 at $0.3007//GB — that's roughly 61% less per gigabyte.
The best deal for the KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive is $115.99 at Newegg, while the SANDISK 256GB Extreme PRO Dual Drive - Up to 1,000MB/s, USB Type-C, and USB Type-A, High-Performance Flash Drive - SDDDE1-256G-G46 starts at $76.99 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 MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive and SANDISK 256GB Extreme PRO Dual Drive - Up to 1,000MB/s, USB Type-C, and USB Type-A, High-Performance Flash Drive - SDDDE1-256G-G46 product page for detailed specifications and price history.
Frequently Asked Questions
Is KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive or SANDISK 256GB Extreme PRO Dual Drive - Up to 1,000MB/s, USB Type-C, and USB Type-A, High-Performance Flash Drive - SDDDE1-256G-G46 a better deal?
As of August 2026, KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive offers better value at $0.1160//GB compared to SANDISK 256GB Extreme PRO Dual Drive - Up to 1,000MB/s, USB Type-C, and USB Type-A, High-Performance Flash Drive - SDDDE1-256G-G46 at $0.3007//GB. That is approximately 61% better value per gigabyte.
What is the price per GB of KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive?
The KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive is currently priced at $0.1160/GB ($115.99 for 1TB) at Newegg.
Where can I buy SANDISK 256GB Extreme PRO Dual Drive - Up to 1,000MB/s, USB Type-C, and USB Type-A, High-Performance Flash Drive - SDDDE1-256G-G46 for the cheapest price?
The cheapest price for the SANDISK 256GB Extreme PRO Dual Drive - Up to 1,000MB/s, USB Type-C, and USB Type-A, High-Performance Flash Drive - SDDDE1-256G-G46 is $76.99 at Newegg, which works out to $0.3007/GB.