The ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1) costs $0.1562/GB while the SanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card for Chromebook, Speed Up to 120MB/s (SDSQUA4-256G-GN6FA) costs $0.2576/GB. ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1) offers 39% better value per gigabyte as of April 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1) vs SanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card for Chromebook, Speed Up to 120MB/s (SDSQUA4-256G-GN6FA) — Which Is Better Value?
Specification Comparison
| Spec | ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1) | SanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card for Chromebook, Speed Up to 120MB/s (SDSQUA4-256G-GN6FA) |
|---|---|---|
| Brand | ADATA | SanDisk |
| Capacity | 256GB | 256GB |
| $/GB | $0.1562 | $0.2576 |
| Price | $39.99 | $65.95 |
| Retailer | Newegg | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | micro-sd | micro-sd |
Price Across Retailers
ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1)
SanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card for Chromebook, Speed Up to 120MB/s (SDSQUA4-256G-GN6FA)
Which Should You Buy?
Based on current pricing data, the ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1) offers better value at $0.1562//GB compared to the SanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card for Chromebook, Speed Up to 120MB/s (SDSQUA4-256G-GN6FA) at $0.2576//GB — that's roughly 39% less per gigabyte.
The best deal for the ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1) is $39.99 at Newegg, while the SanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card for Chromebook, Speed Up to 120MB/s (SDSQUA4-256G-GN6FA) starts at $65.95 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1) and SanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card for Chromebook, Speed Up to 120MB/s (SDSQUA4-256G-GN6FA) product page for detailed specifications and price history.
Frequently Asked Questions
Is ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1) or SanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card for Chromebook, Speed Up to 120MB/s (SDSQUA4-256G-GN6FA) a better deal?
As of April 2026, ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1) offers better value at $0.1562//GB compared to SanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card for Chromebook, Speed Up to 120MB/s (SDSQUA4-256G-GN6FA) at $0.2576//GB. That is approximately 39% better value per gigabyte.
What is the price per GB of ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1)?
The ADATA 256GB Premier Pro microSDXC UHS-I U3 / Class 10 V30 A2 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUI3V30SA2-RA1) is currently priced at $0.1562/GB ($39.99 for 256GB) at Newegg.
Where can I buy SanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card for Chromebook, Speed Up to 120MB/s (SDSQUA4-256G-GN6FA) for the cheapest price?
The cheapest price for the SanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card for Chromebook, Speed Up to 120MB/s (SDSQUA4-256G-GN6FA) is $65.95 at Newegg, which works out to $0.2576/GB.