The ADATA 256GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUICL10A1-RA1) costs $0.1953/GB while the SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN costs $1.3873/GB. ADATA 256GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUICL10A1-RA1) offers 86% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
ADATA 256GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUICL10A1-RA1) vs SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN — Which Is Better Value?
Specification Comparison
| Spec | ADATA 256GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUICL10A1-RA1) | SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN |
|---|---|---|
| Brand | ADATA | SanDisk |
| Capacity | 256GB | 256GB |
| $/GB | $0.1953 | $1.3873 |
| Price | $49.99 | $355.15 |
| Retailer | Newegg | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | micro-sd | sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the ADATA 256GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUICL10A1-RA1) offers better value at $0.1953//GB compared to the SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN at $1.3873//GB — that's roughly 86% less per gigabyte.
The best deal for the ADATA 256GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUICL10A1-RA1) is $49.99 at Newegg, while the SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN starts at $355.15 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 microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUICL10A1-RA1) and SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN product page for detailed specifications and price history.
Frequently Asked Questions
Is ADATA 256GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUICL10A1-RA1) or SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN a better deal?
As of July 2026, ADATA 256GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUICL10A1-RA1) offers better value at $0.1953//GB compared to SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN at $1.3873//GB. That is approximately 86% better value per gigabyte.
What is the price per GB of ADATA 256GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUICL10A1-RA1)?
The ADATA 256GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX256GUICL10A1-RA1) is currently priced at $0.1953/GB ($49.99 for 256GB) at Newegg.
Where can I buy SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN for the cheapest price?
The cheapest price for the SanDisk Extreme PRO 256GB SDXC UHS-II Card - Up to 300MB/s Read and 300MB/s Write speeds - V90, 8K - SDSDXDM-256G-GN4IN is $355.15 at Newegg, which works out to $1.3873/GB.