Digital vs Sp Silicon Power SD Cards
Side-by-side price per gigabyte comparison across 3 products.
As of March 2026, Digital averages $51.3713/GB across 1 products while Sp Silicon Power averages $0.4096/GB across 2 products on BuyPerUnit. Sp Silicon Power offers 99% better value per gigabyte for sd cards.
Digital
Cheapest Product
Digital Speed 2500X 8GB Professional High Speed Mach III 350MB/s Error Free (SDHC) HD Memory Card Class 108GB · $410.97 · newegg
Sp Silicon Power
Better ValueCheapest 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 | Digital | Digital Speed 2500X 8GB Professional High Speed Mach III 350MB/s Error Free (SDHC) HD Memory Card Class 10 | 8GB | $51.3713 | $410.97 | newegg |
| 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 | Sp Silicon Power | Silicon Power 32GB 3D NAND High Speed MicroSD Card with Adapter | 32 GB | $0.6241 | $19.97 | amazon |
Which Should You Buy?
Based on current pricing data, Sp Silicon Power offers better overall value for sd cards at an average of $0.4096/GB compared to Digital's $51.3713/GB — that's roughly 99% less per gigabyte.
Sp Silicon Power's best deal 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, while Digital's cheapest option is the Digital Speed 2500X 8GB Professional High Speed Mach III 350MB/s Error Free (SDHC) HD Memory Card Class 10 (8GB) at $51.3713/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 Digital or Sp Silicon Power cheaper per GB for sd cards?
As of March 2026, Sp Silicon Power averages $0.4096/GB compared to Digital at $51.3713/GB. Sp Silicon Power is approximately 99% cheaper per gigabyte on average.
How many Digital and Sp Silicon Power sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 1 Digital products and 2 Sp Silicon Power products in the sd cards category, all ranked by price per gigabyte.
What is the cheapest Digital sd card per GB?
The cheapest Digital option is the Digital Speed 2500X 8GB Professional High Speed Mach III 350MB/s Error Free (SDHC) HD Memory Card Class 10 at $51.3713/GB ($410.97 for 8GB).
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).