The WD SN810 256GB NVMe PCIe Gen4 x4 M.2 2280 Internal SSD Solid State Drive OEM Western Digital costs $0.2148/GB while the KingSpec MomeStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... costs $0.1074/GB. KingSpec MomeStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... offers 50% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD SN810 256GB NVMe PCIe Gen4 x4 M.2 2280 Internal SSD Solid State Drive OEM Western Digital vs KingSpec MomeStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... — Which Is Better Value?
Specification Comparison
| Spec | WD SN810 256GB NVMe PCIe Gen4 x4 M.2 2280 Internal SSD Solid State Drive OEM Western Digital | KingSpec MomeStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... |
|---|---|---|
| Brand | Western Digital | KingSpec |
| Capacity | 256GB | 512GB |
| $/GB | $0.2148 | $0.1074 |
| Price | $54.99 | $54.99 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | nvme | ssd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the KingSpec MomeStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... offers better value at $0.1074//GB compared to the WD SN810 256GB NVMe PCIe Gen4 x4 M.2 2280 Internal SSD Solid State Drive OEM Western Digital at $0.2148//GB — that's roughly 50% less per gigabyte.
The best deal for the KingSpec MomeStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... is $54.99 at Newegg, while the WD SN810 256GB NVMe PCIe Gen4 x4 M.2 2280 Internal SSD Solid State Drive OEM Western Digital starts at $54.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD SN810 256GB NVMe PCIe Gen4 x4 M.2 2280 Internal SSD Solid State Drive OEM Western Digital and KingSpec MomeStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... product page for detailed specifications and price history.
Frequently Asked Questions
Is WD SN810 256GB NVMe PCIe Gen4 x4 M.2 2280 Internal SSD Solid State Drive OEM Western Digital or KingSpec MomeStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... a better deal?
As of July 2026, KingSpec MomeStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... offers better value at $0.1074//GB compared to WD SN810 256GB NVMe PCIe Gen4 x4 M.2 2280 Internal SSD Solid State Drive OEM Western Digital at $0.2148//GB. That is approximately 50% better value per gigabyte.
What is the price per GB of WD SN810 256GB NVMe PCIe Gen4 x4 M.2 2280 Internal SSD Solid State Drive OEM Western Digital?
The WD SN810 256GB NVMe PCIe Gen4 x4 M.2 2280 Internal SSD Solid State Drive OEM Western Digital is currently priced at $0.2148/GB ($54.99 for 256GB) at Newegg.
Where can I buy KingSpec MomeStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... for the cheapest price?
The cheapest price for the KingSpec MomeStone 512GB Portable SSD up to 2000MB/s Read, Thumb Drive Metal USB 3.2 Type C USSD Mobile Solid U Disk External USB Flash Drives Data... is $54.99 at Newegg, which works out to $0.1074/GB.