Amazon Basics vs Gigastone SD Cards

Side-by-side price per gigabyte comparison across 22 products.

As of March 2026, Amazon Basics averages $0.1839/GB across 4 products while Gigastone averages $1.7423/GB across 18 products on BuyPerUnit. Amazon Basics offers 89% 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

Gigastone

Avg $/GB$1.7423

Best $/GB$0.2929

Price Range$0.2929 – $12.4975

Products18

Cheapest Product

[5-Yrs Free Data Recovery] GIGASTONE 512GB Micro SD Card, TLC High Endurance Pro, Speed Up to 140/120 MB/s, Compatible with REDTIGER Rove VIOFO VANTRUE PRUVEEO Dash Cam, MicroSDXC UHS-I A1 V30 U3

512 GB · $149.99 · 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	Gigastone	[5-Yrs Free Data Recovery] GIGASTONE 512GB Micro SD Card, TLC High Endurance Pro, Speed Up to 140/120 MB/s, Compatible with REDTIGER Rove VIOFO VANTRUE PRUVEEO Dash Cam, MicroSDXC UHS-I A1 V30 U3	512 GB	$0.2929	$149.99	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	Gigastone	【5-Years Data Recovery】GIGASTONE 128GB SD Card, 4K Camera Pro, A1 V30 SDXC Memory Card 4K UHD Video Compatible with Canon Digital Camera, with 1 Mini Cases	128 GB	$0.3046	$38.99	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
3	Gigastone	【5-Years Data Recovery】 GIGASTONE 256GB SD Card, 4K Camera Pro, A1 V30 SDXC Memory Card 4K UHD Video Compatible with Canon Digital Camera, with 1 Mini Case	256 GB	$0.3320	$84.99	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
4	Gigastone	Gigastone 512GB Micro SD Card, 4K Video Pro, GoPro, Surveillance, Security Camera, Action Camera, Drone, 100MB/s MicoSDXC Memory Card UHS-I V30...	512GB	$0.3632	$185.98	newegg
5	Gigastone	Gigastone 1TB Micro SD Card, 4K Video Pro, GoPro, Surveillance, Security Camera, Action Camera, Drone, 140MB/s MicoSDXC Memory Card UHS-I V30 Class 10	1TB	$0.3720	$371.98	newegg

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 Gigastone's $1.7423/GB — that's roughly 89% 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 Gigastone's cheapest option is the [5-Yrs Free Data Recovery] GIGASTONE 512GB Micro SD Card, TLC High Endurance Pro, Speed Up to 140/120 MB/s, Compatible with REDTIGER Rove VIOFO VANTRUE PRUVEEO Dash Cam, MicroSDXC UHS-I A1 V30 U3 (512 GB) at $0.2929/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 Gigastone cheaper per GB for sd cards?

As of March 2026, Amazon Basics averages $0.1839/GB compared to Gigastone at $1.7423/GB. Amazon Basics is approximately 89% cheaper per gigabyte on average.

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

BuyPerUnit currently tracks 4 Amazon Basics products and 18 Gigastone 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 Gigastone sd card per GB?

The cheapest Gigastone option is the [5-Yrs Free Data Recovery] GIGASTONE 512GB Micro SD Card, TLC High Endurance Pro, Speed Up to 140/120 MB/s, Compatible with REDTIGER Rove VIOFO VANTRUE PRUVEEO Dash Cam, MicroSDXC UHS-I A1 V30 U3 at $0.2929/GB ($149.99 for 512 GB).

Explore More

All SD Cards Amazon Basics SD Cards Gigastone SD Cards

View all SD Cards