The SanDisk Ultra 64GB Class 10 SDXC UHS-1 Memory Card up to 48MB/s - SDSDUNB costs $0.3328/GB while the TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack costs $0.2075/GB. TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack offers 38% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk Ultra 64GB Class 10 SDXC UHS-1 Memory Card up to 48MB/s - SDSDUNB vs TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack — Which Is Better Value?
Specification Comparison
| Spec | SanDisk Ultra 64GB Class 10 SDXC UHS-1 Memory Card up to 48MB/s - SDSDUNB | TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack |
|---|---|---|
| Brand | SanDisk | Teknostone |
| Capacity | 64GB | 128 GB |
| $/GB | $0.3328 | $0.2075 |
| Price | $21.30 | $26.56 |
| 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 TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack offers better value at $0.2075//GB compared to the SanDisk Ultra 64GB Class 10 SDXC UHS-1 Memory Card up to 48MB/s - SDSDUNB at $0.3328//GB — that's roughly 38% less per gigabyte.
The best deal for the TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack is $26.56 at Amazon, while the SanDisk Ultra 64GB Class 10 SDXC UHS-1 Memory Card up to 48MB/s - SDSDUNB starts at $21.30 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 Ultra 64GB Class 10 SDXC UHS-1 Memory Card up to 48MB/s - SDSDUNB and TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack product page for detailed specifications and price history.
Frequently Asked Questions
Is SanDisk Ultra 64GB Class 10 SDXC UHS-1 Memory Card up to 48MB/s - SDSDUNB or TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack a better deal?
As of July 2026, TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack offers better value at $0.2075//GB compared to SanDisk Ultra 64GB Class 10 SDXC UHS-1 Memory Card up to 48MB/s - SDSDUNB at $0.3328//GB. That is approximately 38% better value per gigabyte.
What is the price per GB of SanDisk Ultra 64GB Class 10 SDXC UHS-1 Memory Card up to 48MB/s - SDSDUNB?
The SanDisk Ultra 64GB Class 10 SDXC UHS-1 Memory Card up to 48MB/s - SDSDUNB is currently priced at $0.3328/GB ($21.30 for 64GB) at Newegg.
Where can I buy TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack for the cheapest price?
The cheapest price for the TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack is $26.56 at Amazon, which works out to $0.2075/GB.