The SanDisk 256GB (128GB x 2) Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 140MB/s (SDSQUAB-128G-GN6MT) costs $0.2359/GB while the KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash costs $0.1718/GB. KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash offers 27% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk 256GB (128GB x 2) Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 140MB/s (SDSQUAB-128G-GN6MT) vs KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash — Which Is Better Value?
Specification Comparison
| Spec | SanDisk 256GB (128GB x 2) Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 140MB/s (SDSQUAB-128G-GN6MT) | KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash |
|---|---|---|
| Brand | SanDisk | KingSpec |
| Capacity | 256GB | 256GB |
| $/GB | $0.2359 | $0.1718 |
| Price | $60.38 | $43.99 |
| Retailer | Newegg | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | micro-sd | micro-sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash offers better value at $0.1718//GB compared to the SanDisk 256GB (128GB x 2) Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 140MB/s (SDSQUAB-128G-GN6MT) at $0.2359//GB — that's roughly 27% less per gigabyte.
The best deal for the KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash is $43.99 at Newegg, while the SanDisk 256GB (128GB x 2) Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 140MB/s (SDSQUAB-128G-GN6MT) starts at $60.38 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SanDisk 256GB (128GB x 2) Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 140MB/s (SDSQUAB-128G-GN6MT) and KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash product page for detailed specifications and price history.
Frequently Asked Questions
Is SanDisk 256GB (128GB x 2) Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 140MB/s (SDSQUAB-128G-GN6MT) or KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash a better deal?
As of June 2026, KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash offers better value at $0.1718//GB compared to SanDisk 256GB (128GB x 2) Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 140MB/s (SDSQUAB-128G-GN6MT) at $0.2359//GB. That is approximately 27% better value per gigabyte.
What is the price per GB of SanDisk 256GB (128GB x 2) Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 140MB/s (SDSQUAB-128G-GN6MT)?
The SanDisk 256GB (128GB x 2) Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 140MB/s (SDSQUAB-128G-GN6MT) is currently priced at $0.2359/GB ($60.38 for 256GB) at Newegg.
Where can I buy KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash for the cheapest price?
The cheapest price for the KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash is $43.99 at Newegg, which works out to $0.1718/GB.