The 512GB Transcend UHS-I SD 340S Ultra Performance SD Card U3 A1 V30 costs $0.1426/GB while the SanDisk 512 GB MicroSDXC Ultra 150MB Card Only – Extended Capacity SD (MicroSDHC) costs $0.1855/GB. 512GB Transcend UHS-I SD 340S Ultra Performance SD Card U3 A1 V30 offers 23% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
512GB Transcend UHS-I SD 340S Ultra Performance SD Card U3 A1 V30 vs SanDisk 512 GB MicroSDXC Ultra 150MB Card Only – Extended Capacity SD (MicroSDHC) — Which Is Better Value?
Specification Comparison
| Spec | 512GB Transcend UHS-I SD 340S Ultra Performance SD Card U3 A1 V30 | SanDisk 512 GB MicroSDXC Ultra 150MB Card Only – Extended Capacity SD (MicroSDHC) |
|---|---|---|
| Brand | Transcend | SanDisk |
| Capacity | 512GB | 512 GB |
| $/GB | $0.1426 | $0.1855 |
| Price | $72.99 | $94.99 |
| Retailer | Newegg | Amazon |
| Category | SD Cards | SD Cards |
| Subcategory | sd | sd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the 512GB Transcend UHS-I SD 340S Ultra Performance SD Card U3 A1 V30 offers better value at $0.1426//GB compared to the SanDisk 512 GB MicroSDXC Ultra 150MB Card Only – Extended Capacity SD (MicroSDHC) at $0.1855//GB — that's roughly 23% less per gigabyte.
The best deal for the 512GB Transcend UHS-I SD 340S Ultra Performance SD Card U3 A1 V30 is $72.99 at Newegg, while the SanDisk 512 GB MicroSDXC Ultra 150MB Card Only – Extended Capacity SD (MicroSDHC) starts at $94.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each 512GB Transcend UHS-I SD 340S Ultra Performance SD Card U3 A1 V30 and SanDisk 512 GB MicroSDXC Ultra 150MB Card Only – Extended Capacity SD (MicroSDHC) product page for detailed specifications and price history.
Frequently Asked Questions
Is 512GB Transcend UHS-I SD 340S Ultra Performance SD Card U3 A1 V30 or SanDisk 512 GB MicroSDXC Ultra 150MB Card Only – Extended Capacity SD (MicroSDHC) a better deal?
As of May 2026, 512GB Transcend UHS-I SD 340S Ultra Performance SD Card U3 A1 V30 offers better value at $0.1426//GB compared to SanDisk 512 GB MicroSDXC Ultra 150MB Card Only – Extended Capacity SD (MicroSDHC) at $0.1855//GB. That is approximately 23% better value per gigabyte.
What is the price per GB of 512GB Transcend UHS-I SD 340S Ultra Performance SD Card U3 A1 V30?
The 512GB Transcend UHS-I SD 340S Ultra Performance SD Card U3 A1 V30 is currently priced at $0.1426/GB ($72.99 for 512GB) at Newegg.
Where can I buy SanDisk 512 GB MicroSDXC Ultra 150MB Card Only – Extended Capacity SD (MicroSDHC) for the cheapest price?
The cheapest price for the SanDisk 512 GB MicroSDXC Ultra 150MB Card Only – Extended Capacity SD (MicroSDHC) is $94.99 at Amazon, which works out to $0.1855/GB.