Amazon Basics vs Sp Silicon Power 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 Sp Silicon Power averages $0.4096/GB across 2 products on BuyPerUnit. Amazon Basics offers 55% better value per gigabyte for sd cards.
Amazon Basics
Better ValueCheapest Product
Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black128 GB · $19.91 · amazon
Sp Silicon Power
Cheapest Product
Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones128 GB · $24.97 · 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 | Sp Silicon Power | Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones | 128 GB | $0.1951 | $24.97 | 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 | Sp Silicon Power | Silicon Power 32GB 3D NAND High Speed MicroSD Card with Adapter | 32 GB | $0.6241 | $19.97 | 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 Sp Silicon Power's $0.4096/GB — that's roughly 55% 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 Sp Silicon Power's cheapest option is the Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones (128 GB) at $0.1951/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 Sp Silicon Power cheaper per GB for sd cards?
As of March 2026, Amazon Basics averages $0.1839/GB compared to Sp Silicon Power at $0.4096/GB. Amazon Basics is approximately 55% cheaper per gigabyte on average.
How many Amazon Basics and Sp Silicon Power sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 4 Amazon Basics products and 2 Sp Silicon Power 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 Sp Silicon Power sd card per GB?
The cheapest Sp Silicon Power option is the Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones at $0.1951/GB ($24.97 for 128 GB).