The 3x Sandisk Ultra microSD 64 GB 140MB/s Memory Card costs $1.0936/GB while the TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack costs $0.2109/GB. TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack offers 81% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
3x Sandisk Ultra microSD 64 GB 140MB/s Memory Card vs TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack — Which Is Better Value?
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Specification Comparison
| Spec | 3x Sandisk Ultra microSD 64 GB 140MB/s Memory Card | TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack |
|---|---|---|
| Brand | SanDisk | Teknostone |
| Capacity | 64GB | 128 GB |
| $/GB | $1.0936 | $0.2109 |
| Price | $69.99 | $26.99 |
| Retailer | Newegg | Amazon |
| Category | SD Cards | SD Cards |
| Subcategory | micro-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 $0.2109//GB compared to the 3x Sandisk Ultra microSD 64 GB 140MB/s Memory Card at $1.0936//GB — that's roughly 81% less per gigabyte.
The best deal for the TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack is $26.99 at Amazon, while the 3x Sandisk Ultra microSD 64 GB 140MB/s Memory Card starts at $69.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each 3x Sandisk Ultra microSD 64 GB 140MB/s 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 3x Sandisk Ultra microSD 64 GB 140MB/s Memory Card or TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack a better deal?
As of August 2026, TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack offers better value at $0.2109//GB compared to 3x Sandisk Ultra microSD 64 GB 140MB/s Memory Card at $1.0936//GB. That is approximately 81% better value per gigabyte.
What is the price per GB of 3x Sandisk Ultra microSD 64 GB 140MB/s Memory Card?
The 3x Sandisk Ultra microSD 64 GB 140MB/s Memory Card is currently priced at $1.0936/GB ($69.99 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 $26.99 at Amazon, which works out to $0.2109/GB.