The KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... costs $0.1074/GB while the SanDisk SD8SN8U-256G-1122 X400 M.2 2280 256GB SATA III Internal SSD costs $0.3906/GB. KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... offers 73% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... vs SanDisk SD8SN8U-256G-1122 X400 M.2 2280 256GB SATA III Internal SSD — Which Is Better Value?
Specification Comparison
| Spec | KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... | SanDisk SD8SN8U-256G-1122 X400 M.2 2280 256GB SATA III Internal SSD |
|---|---|---|
| Brand | KingSpec | SanDisk |
| Capacity | 512GB | 256GB |
| $/GB | $0.1074 | $0.3906 |
| Price | $54.99 | $99.99 |
| 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 MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... offers better value at $0.1074//GB compared to the SanDisk SD8SN8U-256G-1122 X400 M.2 2280 256GB SATA III Internal SSD at $0.3906//GB — that's roughly 73% less per gigabyte.
The best deal for the KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... is $54.99 at Newegg, while the SanDisk SD8SN8U-256G-1122 X400 M.2 2280 256GB SATA III Internal SSD starts at $99.99 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 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... and SanDisk SD8SN8U-256G-1122 X400 M.2 2280 256GB SATA III Internal SSD product page for detailed specifications and price history.
Frequently Asked Questions
Is KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... or SanDisk SD8SN8U-256G-1122 X400 M.2 2280 256GB SATA III Internal SSD a better deal?
As of June 2026, KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... offers better value at $0.1074//GB compared to SanDisk SD8SN8U-256G-1122 X400 M.2 2280 256GB SATA III Internal SSD at $0.3906//GB. That is approximately 73% better value per gigabyte.
What is the price per GB of KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide...?
The KingSpec MemoStone 512GB External SSD USB3.2 Gen2 Speed Up to 1030MB/s Portable Solid State Drive Dual Type C & Type A Interface 10Gbps For wide... is currently priced at $0.1074/GB ($54.99 for 512GB) at Newegg.
Where can I buy SanDisk SD8SN8U-256G-1122 X400 M.2 2280 256GB SATA III Internal SSD for the cheapest price?
The cheapest price for the SanDisk SD8SN8U-256G-1122 X400 M.2 2280 256GB SATA III Internal SSD is $99.99 at Newegg, which works out to $0.3906/GB.