The Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black costs $0.3340/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.
Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black vs TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack — Which Is Better Value?
Specification Comparison
| Spec | Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black | TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack |
|---|---|---|
| Brand | Amazon Basics | Teknostone |
| Capacity | 128 GB | 128 GB |
| $/GB | $0.3340 | $0.2075 |
| Price | $42.75 | $26.56 |
| Retailer | Amazon | 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 $0.2075//GB compared to the Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black at $0.3340//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 Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black starts at $42.75 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black and TEKNOSTONE 128GB Basic MicroSDXC TF Memory Card with Adapter 1 Pack product page for detailed specifications and price history.
Frequently Asked Questions
Is Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black 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 Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black at $0.3340//GB. That is approximately 38% better value per gigabyte.
What is the price per GB of Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black?
The Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black is currently priced at $0.3340/GB ($42.75 for 128 GB) at Amazon.
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.