The SanDisk 128GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAA-128G-GN6MA) costs $0.3117/GB while the MindStor 128GB Micro SDXC Memory Card, 90MB/s Read, U1, A1, with Adapter costs $0.1874/GB. MindStor 128GB Micro SDXC Memory Card, 90MB/s Read, U1, A1, with Adapter offers 40% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk 128GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAA-128G-GN6MA) vs MindStor 128GB Micro SDXC Memory Card, 90MB/s Read, U1, A1, with Adapter — Which Is Better Value?
Prices refresh twice daily; the final price appears at the retailer's checkout. We may earn a commission from retailer links, at no cost to you; it never affects rankings.
Specification Comparison
| Spec | SanDisk 128GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAA-128G-GN6MA) | MindStor 128GB Micro SDXC Memory Card, 90MB/s Read, U1, A1, with Adapter |
|---|---|---|
| Brand | SanDisk | MindStor |
| Capacity | 128GB | 128 GB |
| $/GB | $0.3117 | $0.1874 |
| Price | $39.90 | $23.99 |
| Retailer | Newegg | Amazon |
| Category | SD Cards | SD Cards |
| Subcategory | micro-sd | micro-sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the MindStor 128GB Micro SDXC Memory Card, 90MB/s Read, U1, A1, with Adapter offers better value at $0.1874//GB compared to the SanDisk 128GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAA-128G-GN6MA) at $0.3117//GB — that's roughly 40% less per gigabyte.
The best deal for the MindStor 128GB Micro SDXC Memory Card, 90MB/s Read, U1, A1, with Adapter is $23.99 at Amazon, while the SanDisk 128GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAA-128G-GN6MA) starts at $39.90 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 128GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAA-128G-GN6MA) and MindStor 128GB Micro SDXC Memory Card, 90MB/s Read, U1, A1, with Adapter product page for detailed specifications and price history.
Frequently Asked Questions
Is SanDisk 128GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAA-128G-GN6MA) or MindStor 128GB Micro SDXC Memory Card, 90MB/s Read, U1, A1, with Adapter a better deal?
As of September 2026, MindStor 128GB Micro SDXC Memory Card, 90MB/s Read, U1, A1, with Adapter offers better value at $0.1874//GB compared to SanDisk 128GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAA-128G-GN6MA) at $0.3117//GB. That is approximately 40% better value per gigabyte.
What is the price per GB of SanDisk 128GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAA-128G-GN6MA)?
The SanDisk 128GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAA-128G-GN6MA) is currently priced at $0.3117/GB ($39.90 for 128GB) at Newegg.
Where can I buy MindStor 128GB Micro SDXC Memory Card, 90MB/s Read, U1, A1, with Adapter for the cheapest price?
The cheapest price for the MindStor 128GB Micro SDXC Memory Card, 90MB/s Read, U1, A1, with Adapter is $23.99 at Amazon, which works out to $0.1874/GB.