The SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card - C10, U3, V30, 4K, A2, Micro SD - SDSQXA1-256G-GN6MN costs $0.2391/GB while the SanDisk SDSDUNR-256G-GN3IN DHE 256GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail costs $0.1313/GB. SanDisk SDSDUNR-256G-GN3IN DHE 256GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail offers 45% better value per gigabyte as of March 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card - C10, U3, V30, 4K, A2, Micro SD - SDSQXA1-256G-GN6MN vs SanDisk SDSDUNR-256G-GN3IN DHE 256GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail — Which Is Better Value?
Specification Comparison
| Spec | SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card - C10, U3, V30, 4K, A2, Micro SD - SDSQXA1-256G-GN6MN | SanDisk SDSDUNR-256G-GN3IN DHE 256GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail |
|---|---|---|
| Brand | SanDisk | SanDisk |
| Capacity | 256 GB | 256GB |
| $/GB | $0.2391 | $0.1313 |
| Price | $61.20 | $33.60 |
| Retailer | Amazon | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | micro-sd | sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the SanDisk SDSDUNR-256G-GN3IN DHE 256GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail offers better value at $0.1313//GB compared to the SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card - C10, U3, V30, 4K, A2, Micro SD - SDSQXA1-256G-GN6MN at $0.2391//GB — that's roughly 45% less per gigabyte.
The best deal for the SanDisk SDSDUNR-256G-GN3IN DHE 256GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail is $33.60 at Newegg, while the SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card - C10, U3, V30, 4K, A2, Micro SD - SDSQXA1-256G-GN6MN starts at $61.20 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card - C10, U3, V30, 4K, A2, Micro SD - SDSQXA1-256G-GN6MN and SanDisk SDSDUNR-256G-GN3IN DHE 256GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail product page for detailed specifications and price history.
Frequently Asked Questions
Is SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card - C10, U3, V30, 4K, A2, Micro SD - SDSQXA1-256G-GN6MN or SanDisk SDSDUNR-256G-GN3IN DHE 256GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail a better deal?
As of March 2026, SanDisk SDSDUNR-256G-GN3IN DHE 256GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail offers better value at $0.1313//GB compared to SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card - C10, U3, V30, 4K, A2, Micro SD - SDSQXA1-256G-GN6MN at $0.2391//GB. That is approximately 45% better value per gigabyte.
What is the price per GB of SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card - C10, U3, V30, 4K, A2, Micro SD - SDSQXA1-256G-GN6MN?
The SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card - C10, U3, V30, 4K, A2, Micro SD - SDSQXA1-256G-GN6MN is currently priced at $0.2391/GB ($61.20 for 256 GB) at Amazon.
Where can I buy SanDisk SDSDUNR-256G-GN3IN DHE 256GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail for the cheapest price?
The cheapest price for the SanDisk SDSDUNR-256G-GN3IN DHE 256GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail is $33.60 at Newegg, which works out to $0.1313/GB.