The SanDisk Extreme 64GB UHS-I U3 SDXC Memory Card costs $0.7833/GB while the TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack costs $0.2030/GB. TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack offers 74% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SanDisk Extreme 64GB UHS-I U3 SDXC Memory Card vs TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack — Which Is Better Value?
Specification Comparison
| Spec | SanDisk Extreme 64GB UHS-I U3 SDXC Memory Card | TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack |
|---|---|---|
| Brand | SanDisk | Teknostone |
| Capacity | 64GB | 128 GB |
| $/GB | $0.7833 | $0.2030 |
| Price | $50.13 | $25.99 |
| 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 $0.2030//GB compared to the SanDisk Extreme 64GB UHS-I U3 SDXC Memory Card at $0.7833//GB — that's roughly 74% less per gigabyte.
The best deal for the TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack is $25.99 at Amazon, while the SanDisk Extreme 64GB UHS-I U3 SDXC Memory Card starts at $50.13 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 Extreme 64GB UHS-I U3 SDXC Memory Card 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 Extreme 64GB UHS-I U3 SDXC Memory Card 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 $0.2030//GB compared to SanDisk Extreme 64GB UHS-I U3 SDXC Memory Card at $0.7833//GB. That is approximately 74% better value per gigabyte.
What is the price per GB of SanDisk Extreme 64GB UHS-I U3 SDXC Memory Card?
The SanDisk Extreme 64GB UHS-I U3 SDXC Memory Card is currently priced at $0.7833/GB ($50.13 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 $25.99 at Amazon, which works out to $0.2030/GB.