The SanDisk 64GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (SDSQUAR-064G-GN6MA) costs $0.4139/GB while the Wintec Professional PLUS 128GB Secure Digital Extended Capacity (SDXC) Flash Card Model 3FMSD128GU1PI-R costs $0.1249/GB. Wintec Professional PLUS 128GB Secure Digital Extended Capacity (SDXC) Flash Card Model 3FMSD128GU1PI-R offers 70% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk 64GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (SDSQUAR-064G-GN6MA) vs Wintec Professional PLUS 128GB Secure Digital Extended Capacity (SDXC) Flash Card Model 3FMSD128GU1PI-R — Which Is Better Value?
Specification Comparison
| Spec | SanDisk 64GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (SDSQUAR-064G-GN6MA) | Wintec Professional PLUS 128GB Secure Digital Extended Capacity (SDXC) Flash Card Model 3FMSD128GU1PI-R |
|---|---|---|
| Brand | SanDisk | Wintec |
| Capacity | 64GB | 128GB |
| $/GB | $0.4139 | $0.1249 |
| Price | $26.49 | $15.99 |
| 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 Wintec Professional PLUS 128GB Secure Digital Extended Capacity (SDXC) Flash Card Model 3FMSD128GU1PI-R offers better value at $0.1249//GB compared to the SanDisk 64GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (SDSQUAR-064G-GN6MA) at $0.4139//GB — that's roughly 70% less per gigabyte.
The best deal for the Wintec Professional PLUS 128GB Secure Digital Extended Capacity (SDXC) Flash Card Model 3FMSD128GU1PI-R is $15.99 at Newegg, while the SanDisk 64GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (SDSQUAR-064G-GN6MA) starts at $26.49 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 64GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (SDSQUAR-064G-GN6MA) and Wintec Professional PLUS 128GB Secure Digital Extended Capacity (SDXC) Flash Card Model 3FMSD128GU1PI-R product page for detailed specifications and price history.
Frequently Asked Questions
Is SanDisk 64GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (SDSQUAR-064G-GN6MA) or Wintec Professional PLUS 128GB Secure Digital Extended Capacity (SDXC) Flash Card Model 3FMSD128GU1PI-R a better deal?
As of May 2026, Wintec Professional PLUS 128GB Secure Digital Extended Capacity (SDXC) Flash Card Model 3FMSD128GU1PI-R offers better value at $0.1249//GB compared to SanDisk 64GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (SDSQUAR-064G-GN6MA) at $0.4139//GB. That is approximately 70% better value per gigabyte.
What is the price per GB of SanDisk 64GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (SDSQUAR-064G-GN6MA)?
The SanDisk 64GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (SDSQUAR-064G-GN6MA) is currently priced at $0.4139/GB ($26.49 for 64GB) at Newegg.
Where can I buy Wintec Professional PLUS 128GB Secure Digital Extended Capacity (SDXC) Flash Card Model 3FMSD128GU1PI-R for the cheapest price?
The cheapest price for the Wintec Professional PLUS 128GB Secure Digital Extended Capacity (SDXC) Flash Card Model 3FMSD128GU1PI-R is $15.99 at Newegg, which works out to $0.1249/GB.