The OWC Atlas Pro UHS-II memory card 512GB SDXC Flash Memory costs $1.2467/GB while the SanDisk 512GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAV-512G-GN6MA) costs $0.1640/GB. SanDisk 512GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAV-512G-GN6MA) offers 87% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
OWC Atlas Pro UHS-II memory card 512GB SDXC Flash Memory vs SanDisk 512GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAV-512G-GN6MA) — Which Is Better Value?
Specification Comparison
| Spec | OWC Atlas Pro UHS-II memory card 512GB SDXC Flash Memory | SanDisk 512GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAV-512G-GN6MA) |
|---|---|---|
| Brand | OWC | SanDisk |
| Capacity | 512GB | 512GB |
| $/GB | $1.2467 | $0.1640 |
| Price | $638.32 | $83.99 |
| Retailer | Newegg | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | sd | micro-sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the SanDisk 512GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAV-512G-GN6MA) offers better value at $0.1640//GB compared to the OWC Atlas Pro UHS-II memory card 512GB SDXC Flash Memory at $1.2467//GB — that's roughly 87% less per gigabyte.
The best deal for the SanDisk 512GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAV-512G-GN6MA) is $83.99 at Newegg, while the OWC Atlas Pro UHS-II memory card 512GB SDXC Flash Memory starts at $638.32 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each OWC Atlas Pro UHS-II memory card 512GB SDXC Flash Memory and SanDisk 512GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAV-512G-GN6MA) product page for detailed specifications and price history.
Frequently Asked Questions
Is OWC Atlas Pro UHS-II memory card 512GB SDXC Flash Memory or SanDisk 512GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAV-512G-GN6MA) a better deal?
As of May 2026, SanDisk 512GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAV-512G-GN6MA) offers better value at $0.1640//GB compared to OWC Atlas Pro UHS-II memory card 512GB SDXC Flash Memory at $1.2467//GB. That is approximately 87% better value per gigabyte.
What is the price per GB of OWC Atlas Pro UHS-II memory card 512GB SDXC Flash Memory?
The OWC Atlas Pro UHS-II memory card 512GB SDXC Flash Memory is currently priced at $1.2467/GB ($638.32 for 512GB) at Newegg.
Where can I buy SanDisk 512GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAV-512G-GN6MA) for the cheapest price?
The cheapest price for the SanDisk 512GB Extreme microSDXC UHS-I/U3 A2 Micro SD Card with Adapter, Speed Up to 190MB/s (SDSQXAV-512G-GN6MA) is $83.99 at Newegg, which works out to $0.1640/GB.