The fanxiang S500 Pro 256GB NVMe SSD M.2 PCIe 3.0, Gen 3x4 2280 Internal Solid State Drive, SLC Cache 3D NAND TLC, Up to 3000MB/s, Compatible with Laptop and PC Desktops(Black) costs $0.2226/GB while the KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... costs $0.0840/GB. KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... offers 62% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
fanxiang S500 Pro 256GB NVMe SSD M.2 PCIe 3.0, Gen 3x4 2280 Internal Solid State Drive, SLC Cache 3D NAND TLC, Up to 3000MB/s, Compatible with Laptop and PC Desktops(Black) vs KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... — Which Is Better Value?
Specification Comparison
| Spec | fanxiang S500 Pro 256GB NVMe SSD M.2 PCIe 3.0, Gen 3x4 2280 Internal Solid State Drive, SLC Cache 3D NAND TLC, Up to 3000MB/s, Compatible with Laptop and PC Desktops(Black) | KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... |
|---|---|---|
| Brand | fanxiang | KingSpec |
| Capacity | 256 GB | 512GB |
| $/GB | $0.2226 | $0.0840 |
| Price | $56.99 | $42.99 |
| Retailer | Amazon | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | nvme | ssd |
Price Across Retailers
fanxiang S500 Pro 256GB NVMe SSD M.2 PCIe 3.0, Gen 3x4 2280 Internal Solid State Drive, SLC Cache 3D NAND TLC, Up to 3000MB/s, Compatible with Laptop and PC Desktops(Black)
KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid...
Which Should You Buy?
Based on current pricing data, the KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... offers better value at $0.0840//GB compared to the fanxiang S500 Pro 256GB NVMe SSD M.2 PCIe 3.0, Gen 3x4 2280 Internal Solid State Drive, SLC Cache 3D NAND TLC, Up to 3000MB/s, Compatible with Laptop and PC Desktops(Black) at $0.2226//GB — that's roughly 62% less per gigabyte.
The best deal for the KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... is $42.99 at Newegg, while the fanxiang S500 Pro 256GB NVMe SSD M.2 PCIe 3.0, Gen 3x4 2280 Internal Solid State Drive, SLC Cache 3D NAND TLC, Up to 3000MB/s, Compatible with Laptop and PC Desktops(Black) starts at $56.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each fanxiang S500 Pro 256GB NVMe SSD M.2 PCIe 3.0, Gen 3x4 2280 Internal Solid State Drive, SLC Cache 3D NAND TLC, Up to 3000MB/s, Compatible with Laptop and PC Desktops(Black) and KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... product page for detailed specifications and price history.
Frequently Asked Questions
Is fanxiang S500 Pro 256GB NVMe SSD M.2 PCIe 3.0, Gen 3x4 2280 Internal Solid State Drive, SLC Cache 3D NAND TLC, Up to 3000MB/s, Compatible with Laptop and PC Desktops(Black) or KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... a better deal?
As of June 2026, KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... offers better value at $0.0840//GB compared to fanxiang S500 Pro 256GB NVMe SSD M.2 PCIe 3.0, Gen 3x4 2280 Internal Solid State Drive, SLC Cache 3D NAND TLC, Up to 3000MB/s, Compatible with Laptop and PC Desktops(Black) at $0.2226//GB. That is approximately 62% better value per gigabyte.
What is the price per GB of fanxiang S500 Pro 256GB NVMe SSD M.2 PCIe 3.0, Gen 3x4 2280 Internal Solid State Drive, SLC Cache 3D NAND TLC, Up to 3000MB/s, Compatible with Laptop and PC Desktops(Black)?
The fanxiang S500 Pro 256GB NVMe SSD M.2 PCIe 3.0, Gen 3x4 2280 Internal Solid State Drive, SLC Cache 3D NAND TLC, Up to 3000MB/s, Compatible with Laptop and PC Desktops(Black) is currently priced at $0.2226/GB ($56.99 for 256 GB) at Amazon.
Where can I buy KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... for the cheapest price?
The cheapest price for the KingSpec MomeStone 512GB Portable SSD up to 2000MB/s, Thumb Drive 20Gbps USB 3.2 Gen 2, Type-C USSD Mobile Solid U Disk USB Flash External Solid... is $42.99 at Newegg, which works out to $0.0840/GB.