Amazon Basics vs Teknostone SD Cards

Side-by-side price per gigabyte comparison across 6 products.

As of March 2026, Amazon Basics averages $0.1839/GB across 4 products while Teknostone averages $0.2448/GB across 2 products on BuyPerUnit. Amazon Basics offers 25% better value per gigabyte for sd cards.

Amazon Basics

Better Value

Avg $/GB$0.1839

Best $/GB$0.1555

Price Range$0.1555 – $0.2030

Products4

Cheapest Product

Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black

128 GB · $19.91 · amazon

Teknostone

Avg $/GB$0.2448

Best $/GB$0.1997

Price Range$0.1997 – $0.2900

Products2

Cheapest Product

TEKNOSTONE Basic 128GB MicroSDXC Flash Memory with Adapter 90MB/s Read 50MB/s Write UHS-I C10 U3 V30 A1 Rated HD Support TF Card for Dashcams Security Cameras Tablets Phones Drone Console (1 Pack)

128 GB · $25.56 · amazon

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	Amazon Basics	Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black	128 GB	$0.1555	$19.91	amazon
1	Teknostone	TEKNOSTONE Basic 128GB MicroSDXC Flash Memory with Adapter 90MB/s Read 50MB/s Write UHS-I C10 U3 V30 A1 Rated HD Support TF Card for Dashcams Security Cameras Tablets Phones Drone Console (1 Pack)	128 GB	$0.1997	$25.56	amazon
2	Amazon Basics	Amazon Basics 1TB microSDXC Card with Adapter for Smartphones, Full HD, Tablets, Drones, Action Cameras, Read Speed Up to 200MB/s, 1-Pack	1 TB	$0.1805	$180.50	amazon
2	Teknostone	TEKNOSTONE Basic 64GB MicroSDXC Flash Memory with Adapter 90MB/s Read 50MB/s Write UHS-I C10 U3 V30 A1 Rated HD Support TF Card for Dashcams Security Cameras Tablets Phones Drone Console (1 Pack)	64 GB	$0.2900	$18.56	amazon
3	Amazon Basics	Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 256GB, Black	256 GB	$0.1966	$50.33	amazon
4	Amazon Basics	Amazon Basics 128GB microSDXC Memory Card with Adapter for Smartphones, Drones, Cameras, Full HD, Read Speed Up to 200MB/s, 1-Pack	128 GB	$0.2030	$25.99	amazon

Which Should You Buy?

Based on current pricing data, Amazon Basics offers better overall value for sd cards at an average of $0.1839/GB compared to Teknostone's $0.2448/GB — that's roughly 25% less per gigabyte.

Amazon Basics's best deal is the Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black (128 GB) at $0.1555/GB, while Teknostone's cheapest option is the TEKNOSTONE Basic 128GB MicroSDXC Flash Memory with Adapter 90MB/s Read 50MB/s Write UHS-I C10 U3 V30 A1 Rated HD Support TF Card for Dashcams Security Cameras Tablets Phones Drone Console (1 Pack) (128 GB) at $0.1997/GB.

However, price per GB isn't everything — consider factors like warranty, performance specs, and your specific capacity needs. Check individual product pages for detailed specifications.

Frequently Asked Questions

Is Amazon Basics or Teknostone cheaper per GB for sd cards?

As of March 2026, Amazon Basics averages $0.1839/GB compared to Teknostone at $0.2448/GB. Amazon Basics is approximately 25% cheaper per gigabyte on average.

How many Amazon Basics and Teknostone sd cards does BuyPerUnit track?

BuyPerUnit currently tracks 4 Amazon Basics products and 2 Teknostone products in the sd cards category, all ranked by price per gigabyte.

What is the cheapest Amazon Basics sd card per GB?

The cheapest Amazon Basics option is the Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black at $0.1555/GB ($19.91 for 128 GB).

What is the cheapest Teknostone sd card per GB?

The cheapest Teknostone option is the TEKNOSTONE Basic 128GB MicroSDXC Flash Memory with Adapter 90MB/s Read 50MB/s Write UHS-I C10 U3 V30 A1 Rated HD Support TF Card for Dashcams Security Cameras Tablets Phones Drone Console (1 Pack) at $0.1997/GB ($25.56 for 128 GB).

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