The SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB costs $0.6445/GB while the [Older Version] SanDisk 512GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-512G-GN6MA costs $0.1865/GB. [Older Version] SanDisk 512GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-512G-GN6MA offers 71% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB vs [Older Version] SanDisk 512GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-512G-GN6MA — Which Is Better Value?
Specification Comparison
| Spec | SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB | [Older Version] SanDisk 512GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-512G-GN6MA |
|---|---|---|
| Brand | SanDisk | SanDisk |
| Capacity | 512GB | 512 GB |
| $/GB | $0.6445 | $0.1865 |
| Price | $329.99 | $95.50 |
| Retailer | Newegg | Amazon |
| Category | SD Cards | SD Cards |
| Subcategory | sd | micro-sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the [Older Version] SanDisk 512GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-512G-GN6MA offers better value at $0.1865//GB compared to the SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB at $0.6445//GB — that's roughly 71% less per gigabyte.
The best deal for the [Older Version] SanDisk 512GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-512G-GN6MA is $95.50 at Amazon, while the SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB starts at $329.99 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 SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB and [Older Version] SanDisk 512GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-512G-GN6MA product page for detailed specifications and price history.
Frequently Asked Questions
Is SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB or [Older Version] SanDisk 512GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-512G-GN6MA a better deal?
As of June 2026, [Older Version] SanDisk 512GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-512G-GN6MA offers better value at $0.1865//GB compared to SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB at $0.6445//GB. That is approximately 71% better value per gigabyte.
What is the price per GB of SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB?
The SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB is currently priced at $0.6445/GB ($329.99 for 512GB) at Newegg.
Where can I buy [Older Version] SanDisk 512GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-512G-GN6MA for the cheapest price?
The cheapest price for the [Older Version] SanDisk 512GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-512G-GN6MA is $95.50 at Amazon, which works out to $0.1865/GB.